Leidos

Leidos seeks a Data Scientist to develop data-driven solutions supporting national security, health, and engineering missions. You will design and implement machine learning models, perform advanced statistical analyses, and transform complex data into actionable insights for government and commercial clients. Collaborating with cross-functional teams, you'll support digital modernization, cyber, and analytics initiatives while upholding strict security and ethical standards. Leidos offers competitive pay, flexible work options, mentorship, and strong growth opportunities in a mission-driven, collaborative culture. Responsibilities Design, build, and validate machine learning and statistical models for mission-focused projects Collect, clean, and engineer features from complex, multi-source datasets Translate business and mission requirements into analytical approaches and experiments Develop dashboards and visualizations to communicate insights to technical and non-technical stakeholders Collaborate with engineering, cyber, and product teams to deploy and operationalize models Ensure data quality, reproducibility, and compliance with security and ethical standards Document methods, assumptions, and analyses for review and knowledge sharing Required Skills Python RSQLMachine learning (supervised and unsupervised) Statistical modeling and hypothesis testing Data wrangling and ETLData visualization (Tableau/Power BI/Matplotlib) Cloud platforms (AWS/Azure/GCP) Version control (Git) MLOps and model deployment

Leidos seeks a Data Scientist to develop data-driven solutions supporting national security, health, and engineering missions. You will design and implement machine learning models, perform advanced statistical analyses, and transform complex data into actionable insights for government and commercial clients. Collaborating with cross-functional teams, you'll support digital modernization, cyber, and analytics initiatives while upholding strict security and ethical standards. Leidos offers competitive pay, flexible work options, mentorship, and strong growth opportunities in a mission-driven, collaborative culture. Responsibilities Design, build, and validate machine learning and statistical models for mission-focused projects Collect, clean, and engineer features from complex, multi-source datasets Translate business and mission requirements into analytical approaches and experiments Develop dashboards and visualizations to communicate insights to technical and non-technical stakeholders Collaborate with engineering, cyber, and product teams to deploy and operationalize models Ensure data quality, reproducibility, and compliance with security and ethical standards Document methods, assumptions, and analyses for review and knowledge sharing Required Skills Python RSQLMachine learning (supervised and unsupervised) Statistical modeling and hypothesis testing Data wrangling and ETLData visualization (Tableau/Power BI/Matplotlib) Cloud platforms (AWS/Azure/GCP) Version control (Git) MLOps and model deployment

Leidos seeks a Data Scientist to develop data-driven solutions supporting national security, health, and engineering missions. You will design and implement machine learning models, perform advanced statistical analyses, and transform complex data into actionable insights for government and commercial clients. Collaborating with cross-functional teams, you'll support digital modernization, cyber, and analytics initiatives while upholding strict security and ethical standards. Leidos offers competitive pay, flexible work options, mentorship, and strong growth opportunities in a mission-driven, collaborative culture. Responsibilities Design, build, and validate machine learning and statistical models for mission-focused projects Collect, clean, and engineer features from complex, multi-source datasets Translate business and mission requirements into analytical approaches and experiments Develop dashboards and visualizations to communicate insights to technical and non-technical stakeholders Collaborate with engineering, cyber, and product teams to deploy and operationalize models Ensure data quality, reproducibility, and compliance with security and ethical standards Document methods, assumptions, and analyses for review and knowledge sharing Required Skills Python RSQLMachine learning (supervised and unsupervised) Statistical modeling and hypothesis testing Data wrangling and ETLData visualization (Tableau/Power BI/Matplotlib) Cloud platforms (AWS/Azure/GCP) Version control (Git) MLOps and model deployment

Leidos seeks a Data Scientist to develop data-driven solutions supporting national security, health, and engineering missions. You will design and implement machine learning models, perform advanced statistical analyses, and transform complex data into actionable insights for government and commercial clients. Collaborating with cross-functional teams, you'll support digital modernization, cyber, and analytics initiatives while upholding strict security and ethical standards. Leidos offers competitive pay, flexible work options, mentorship, and strong growth opportunities in a mission-driven, collaborative culture. Responsibilities Design, build, and validate machine learning and statistical models for mission-focused projects Collect, clean, and engineer features from complex, multi-source datasets Translate business and mission requirements into analytical approaches and experiments Develop dashboards and visualizations to communicate insights to technical and non-technical stakeholders Collaborate with engineering, cyber, and product teams to deploy and operationalize models Ensure data quality, reproducibility, and compliance with security and ethical standards Document methods, assumptions, and analyses for review and knowledge sharing Required Skills Python RSQLMachine learning (supervised and unsupervised) Statistical modeling and hypothesis testing Data wrangling and ETLData visualization (Tableau/Power BI/Matplotlib) Cloud platforms (AWS/Azure/GCP) Version control (Git) MLOps and model deployment

Leidos seeks an Operations Research Analyst to support mission-critical IT and national security programs. In this role, you will apply quantitative methods, modeling, and optimization to complex technical and operational problems. You will build and validate analytical models, conduct simulations, and perform data-driven analysis to improve system performance, resource allocation, and decision-making. Working in a collaborative, mission-focused environment, you will partner with engineers, data scientists, and stakeholders, translating findings into clear recommendations that drive real-world impact for government and commercial clients. Responsibilities Apply operations research and quantitative methods to complex IT and mission problems Develop and validate models, simulations, and optimization algorithms Analyze large data sets to generate actionable insights and decision support Collaborate with engineers, data scientists, and stakeholders to define requirements Translate analytical findings into clear recommendations and reports Support proposal development and solution design for new projects Evaluate system performance and recommend process or technology improvements Ensure analytical approaches meet security, compliance, and quality standards Required Skills Operations research modeling Mathematical optimization (linear, integer, stochastic) Statistical analysis Data analytics and visualization Simulation modeling (discrete-event/Monte Carlo) Programming in Python or RSQL and database querying Machine learning fundamentals Decision analysis and cost-benefit modeling Technical writing and reporting

Leidos seeks a Data Scientist to develop data-driven solutions supporting national security, health, and engineering missions. You will design and implement machine learning models, perform advanced statistical analyses, and transform complex data into actionable insights for government and commercial clients. Collaborating with cross-functional teams, you'll support digital modernization, cyber, and analytics initiatives while upholding strict security and ethical standards. Leidos offers competitive pay, flexible work options, mentorship, and strong growth opportunities in a mission-driven, collaborative culture. Responsibilities Design, build, and validate machine learning and statistical models for mission-focused projects Collect, clean, and engineer features from complex, multi-source datasets Translate business and mission requirements into analytical approaches and experiments Develop dashboards and visualizations to communicate insights to technical and non-technical stakeholders Collaborate with engineering, cyber, and product teams to deploy and operationalize models Ensure data quality, reproducibility, and compliance with security and ethical standards Document methods, assumptions, and analyses for review and knowledge sharing Required Skills Python RSQLMachine learning (supervised and unsupervised) Statistical modeling and hypothesis testing Data wrangling and ETLData visualization (Tableau/Power BI/Matplotlib) Cloud platforms (AWS/Azure/GCP) Version control (Git) MLOps and model deployment

Job Description Description Job Description Leidos has a new and exciting opportunity for a Senior-level Scrum Master in our Intel Sector- Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security! Leidos has a new and exciting opportunity for a Mid/Senior-level Scrum Master in our Intel Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid holidays, 401K with a 6% company match and immediate vesting, flexible schedules, discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in national security! A Senior-level Scrum Master is needed to join a high performing agile team using the Scaled Agile Framework (SAFe) methodology to support a large, complex, fast-paced technical program. Program execution follows DevOps best practices and employs robust development, test, and production environments. We are using Behavior Driven Development (BDD) and test automation tools alongside a full suite of team collaboration tools. The program provides system engineering, development, test, integration, and operational support, and is focused on injecting new technology and adding advanced capabilities while continuing to support an on-going mission and operational system. This important role requires an experienced Agile Lead/Scrum Master to work on a large-scale software and hardware integration effort. The selected individual will be responsible for facilitating either one complex agile team, or several small agile teams as part of a larger Agile Release Train (ART) delivering value to the customer using the Scaled Agile Framework (SAFe); and will help educate and coach the teams in Scrum, Scrumban, or Kanban to ensure the agile processes are being followed. She/he will help remove impediments/roadblocks and foster an environment for high-performing team dynamics, continuous flow, and relentless improvement. You will work with team members, other Agile Scrum Masters, and support personnel to ensure that the team's commitments at the Program Increment (PI) Planning are met. She/he will facilitate horizontal communication across team members to identify any impediments that may prevent team progress while working mitigation plans. The selected candidate will be responsible for sensing, determining, and leading discussions when issues need to be analyzed or triaged, and for making improvements in determining and implementing improvements to processes. Strong attention to detail and focus on task completion is critical. Primary Responsibilities • Facilitate self-organizing team(s) to ensure progress is being made against Program Increment (PI) commitments. • Protect the team from scope creep during execution of the PI. • Remove impediments and coordinate with the Release Train Engineers on implementing solutions. • Help team members communicate, coordinate, and cooperate. • Coach, support, and enforce Scrum process and other process rules. • Ensure that the team has a clear understanding of the Definition of Done and how to meet it. • Coordinate with other teams on the Agile Release Trains (ARTs) and communicate status to management. • Work with the Product Owner(s) to review and prioritize features. • Lead and facilitate SAFe ceremonies to include Sprint Planning and Sprint Reviews to include demos, Sprint Retrospectives, and PI Planning. • Work with Product Owner(s) and System Engineers to develop User Stories to meet the Feature acceptance criteria. • Maintain and generate information radiators for the teams. • Collect and share team metrics with the team, determine when new metrics are needed, and develop improvements in metrics. Basic Qualifications • Bachelor's degree from an accredited college or university and at least 12 years of relevant work experience. Additional relevant experience may be substituted for a degree. • At least 5 years of experience working as a Scrum Master for a software development or similar technical team, preferably as a full time Scrum Master. • Certified Scrum Master (CSM), SAFe Scrum Master (SSM) or similar agile project management certification (PMI-ACP). • Significant, hands-on experience using agile project management tools (e.g. Jira, VersionOne, Rallye, IBM RTC). • At least 5 years of experience working on a large, preferably technical program, with varied and diverse systems and groups in a fast-paced, always rapidly evolving environment. Preferred Qualifications • Experience working with large software systems including hardware integration and test. • Experience working with multi-disciplinary technical development teams. • Experience using SAFe as the agile development methodology. • Experience using Kanban as a means to improve flow on support teams. • Experience applying test automation, test-driven development, continuous integration, and continuous deployment to achieve built-in quality by the team. At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you - apply today. CSSKEY CONMD If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares. Original Posting:October 29, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range:Pay Range $116,350.00 - $210,325.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit . Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at -benefits. Securing Your Data Beware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at . If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Job Description Description Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. Are you ready for your next career challenge? Leidos Defense provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world's toughest security challenges for customers with "can't fail" missions. Following NASA's award of the High Achievability Lunar Terrain Vehicle (HALTV) program contract to Lunar Outpost, Leidos, as a key partner, is seeking RF Communications Engineer to support HALTV and other programs as part of a diverse team that develops lunar mobility systems, cislunar spacecraft, and a wide range of critical technologies for civil, military, and commercial space programs. Primary Responsibilities The Lead RF Communications Engineer will support the Leidos Space Platforms Portfolio in the development of a lunar terrain vehicle system and support equipment, primarily responsible for subsystem integration, qualification, and testing of RF communications hardware into a seamless operational system. This position requires expertise in RF simulation analysis, subsystem-level testing, electromagnetic compatibility testing, and end-to-end system verification. The role also requires the ability to translate high-level product development strategies into system requirement specifications and to work with multi-discipline engineering teams to develop lower-level detailed requirements. Candidates will work in a team environment to support design through product implementation and should be able to contribute to engineering design dispositions and support resolution of documentation discrepancies in coordination with Lunar Outpost and other team members. Candidate may be required to travel as necessary (10-20%) Basic Qualifications Candidates must possess a bachelor's degree or master's degree in Electrical Engineering, Computer Engineering or equivalent degree from an ABET-accredited institution. Candidates with master's and PhD degrees are encouraged to apply, with degree level substitution for direct industry work experience. Candidates must have 2+ years of experience with roles, as detailed in this description, with an engineering company or system integrator where design, integration, testing, and/or modification of human-rated aerospace systems communications hardware was involved. Candidate must have demonstrated experience developing RF link budgets along with hardware experience with space-based transceivers, antennas, and amplifiers. Candidate must have hands-on experience with RF simulation and analysis tools such as HFSS, CST Studio Suite, ADS, or equivalent electromagnetic simulation software. Candidate must have excellent oral and written communication skills. Candidates must have demonstrated experience effectively communicating within a team environment. Candidate must be a resident of the North Alabama area or willing to relocate to the Huntsville - North Alabama, AL area. Preferred Qualifications Preferred candidates may have experience and/or working knowledge of the following: Space Communications Systems Demonstrated the ability to architect and implement complex space-based RF communication links/systems from concept through flight operations. Proficiency with CCSDS (Consultative Committee for Space Data Systems) standards and NASA communication protocols. Understanding of communications with regards to navigation and telemetry systems. Cislunar or deep space communications heritage. Experience with NASA Deep Space Network (DSN) or Near Space Network (NSN) operations. Wi-Fi and Commercial Wireless Systems Experience with Wi-Fi standards including IEEE 802.11n, 802.11ac, and 802.11ax (Wi-Fi 6) protocols and implementations. Hands-on experience with integration and testing of Wi-Fi subsystems in aerospace or ruggedized environments. Knowledge of Wi-Fi performance tests including throughput, latency, packet error rate, and range testing. Familiarity with Wi-Fi security protocols (WPA2, WPA3) and network configuration for mission-critical applications. Experience conducting Wi-Fi subsystem qualification testing including environmental testing (thermal, vibration, vacuum). RF Design and Analysis Experience with RF PCB design using tools such as Altium Designer or Keysight ADS. Proficiency in STK (Systems Tool Kit) integration and scripting for mission analysis and end-to-end system modeling. Coordinating and planning frequency spectrum with Federal Communications Commission (FCC), Interagency Operations Advisory Group (IOAG), National Telecommunications and Information Administration (NTIA), Space Frequency Coordination Group (SFCG), and International Telecommunication Union (ITU). Knowledgeable with electromagnetic interference (EMI) analysis and testing, passive intermodulation (PIM), and harmonic effects. Experience with cosite analysis and antenna pattern analysis using computational electromagnetic software such as STK, HFSS, E3Expert, GEMACS, and/or MATLAB/Simulink. Experience across multiple frequency bands including S-Band, X-Band, Ka-Band, C-Band, L-Band, and ISM band (2.4 GHz, 5 GHz) RF design. Knowledge of RF filter design (microstrip and waveguide). Experience with test bench equipment including VNA, VSG, oscilloscopes, spectrum analyzers, and Wi-Fi test equipment. SECURITY REQ: Candidate must be a US Citizen. Candidate must possess (and be able to maintain) a Final Secret Clearance or meet the eligibility to obtain (and maintain) a Secret Clearance If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares. Original Posting:November 9, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range:Pay Range $69,550.00 - $125,725.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit . Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at -benefits. Securing Your Data Beware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at . If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy . click apply for full job details

Job Description Description The Defense Systems Group at Leidos has an immediate opening for a Principal Digital Firmware Design Engineer at our St. Petersburg, FL facility. This position supports the development of advanced, mission-critical military communications systems and involves the design, integration, testing, and optimization of secure, ruggedized electronic hardware and firmware for defense applications. The ideal candidate will possess deep expertise in FPGA-based digital design and hands-on experience with integrating hardware and firmware within complex embedded systems. This individual will have a demonstrated track record supporting defense programs across the full product lifecycle-from requirements development and architectural design through integration, qualification testing, and transition to production. The Leidos St. Petersburg facility specializes in the design, development, modeling and simulation, analysis, prototyping, and testing of advanced electronic systems. Our primary focus areas include embedded communications systems, Software Defined Radios (SDR), and Phased Array Antenna Systems supporting Department of Defense and commercial customers. Primary Responsibilities: Participate in a multi-disciplinary engineering team developing secure, high-performance military communications hardware and firmware. Analyze and decompose system-level requirements into detailed hardware design specifications with full traceability. Perform Logic Design; write VHDL code, perform synthesis, logic simulation, test bench generation, functional testing and hardware debugging of designs within FPGA/CPLD devices. Architect, implement and test embedded firmware /software within FPGA-based digital designs including signal processing, control logic, and high-speed interfaces on a variety of platforms (FPGAs, microcontrollers, microprocessors, and mixed signal designs). Troubleshoot and resolve complex hardware, firmware / software and integration issues across prototype and production phases. Support design reviews (SRR, PDR, CDR), technical documentation, and configuration management processes. Provide technical input for cost estimates, schedules, and risk assessments. Collaborate closely with Firmware, Software, RF, systems, and test engineering teams throughout the development lifecycle. Clearance Requirements: U.S. Citizen required. Ability to obtain and maintain a Secret Security Clearance. Active Secret clearance preferred. Ability to obtain Top Secret clearance preferred. Required Qualifications: BS or MS in Electrical Engineering, Computer Engineering, or related field. 8+ years of experience in embedded hardware and digital design (10+ preferred for Senior level). Experience supporting full product development lifecycle including: Requirements analysis, System design and hardware implementation, Integration and test Firmware/software architecture development for embedded systems, including FPGAs and SoCs Technical documentation and formal design reviews Strong VHDL, FPGA/SoC design and implementation experience: Digital logic design using VHDL/Verilog with System-On-Chip devices (SoC's), FPGA's, CPLD/s, and/or Microcontrollers. Modern vendor design tools (IDE's) such as Xilinx Vivado, Vitis, STM, Libero SoC, Lattice Diamond Simulation and Testbench generation (Xilinx simulator, Aldec Active HDL, Riveria Pro, Modelsim, or similar) RISC microprocessors architectures (ARM Cortex, Microblaze, PowerPC, RISC-V) C/C++ language software development for embedded, real-time systems. Experience with one or more of the following: Integrating and troubleshooting digital subsystems within embedded systems. Digital interfaces such as I2C, SPI, RS-232/422, USB, Ethernet ADC/DAC devices and understanding performance characteristics. Hands-on lab experience debugging hardware using oscilloscopes, logic analyzers, and related tools Understand trade-offs of embedded system targets (FPGA, SoC, microcontroller, RTOS, bare-metal) for developing best cost/option architectures Preferred Qualifications: Active Secret or Top Secret clearance. Proven experience in full-stack FPGA development for Xilinx UltraScale/UltraScale+ architectures, spanning RTL design (VHDL/Verilog) and embedded C/C++ development for bare-metal, FreeRTOS, or embedded Linux environments (PetaLinux, etc). Experience with one or more of the following: Design and development with other FPGA/CPLD vendors such as Microsemi, ST-Micro, Lattice, etc High-speed interfaces/protocols such as PCIe, JESD204B, LVDS, and SERDES Simulation and modeling tools (MATLAB, Python, LabVIEW) Implementing signal processing concepts such as digital filters, digital modulation, up/down conversion within HDL designs IP cores and modern processor interfaces (Xilinx IP Cores, AXI4, AXI-Stream or similar) Design, integration and testing electronic circuits within embedded systems, including digital, analog and radio frequency (RF) subsystems. Experience developing ruggedized or military communication systems Experience with the Cooperative Engagement Capability Naval communications system. Experience transitioning prototype designs into production hardware Familiar with schematic capture design tools (Altium, Cadence Allegro/OrCAD, Ki-CAD or equivalent) If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares. Original Posting:October 27, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range:Pay Range $107,900.00 - $195,050.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit . Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at -benefits. Securing Your Data Beware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at . If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Provide dedicated Tier 2 IT support to CMS executive leadership, troubleshooting computers, mobile devices, software, peripherals, connectivity, and conference room systems. Manage service requests, document resolutions, coordinate with technical teams, and help maintain reliable, secure executive technology operations. This is a full-time onsite position in Washington, DC. Responsibilities Provide onsite and remote Tier 2 technical support to executive leadership and senior government officials. Install, configure, troubleshoot, and maintain computers, mobile devices, printers, software, and teleconferencing equipment. Diagnose hardware, software, connectivity, and application issues; perform root cause analysis and escalate complex problems. Manage incidents and service requests in Service Now or similar ITSM tools, documenting work and meeting service-level agreements. Conduct executive support walkthroughs, provide technical assistance and training, and monitor equipment proactively. Collaborate with technical teams, vendors, and stakeholders to resolve issues and improve service delivery. Required Skills Microsoft Windows Microsoft 365 Microsoft Office applications Outlook Visio Microsoft Project Group Policy Apple i Pads, Mac Books, and i Phones Desktop and laptop hardware troubleshooting Service Now and ITSM platforms

As a Linux Systems Support Engineer, you provide 24/7 support for mission-critical, Linux-based and containerized systems. You troubleshoot software and network issues, run test cases for new releases, and document configurations and resolutions. You assist end users remotely via phone, email, and collaboration tools, performing configuration changes, patch updates, and functionality testing, while contributing scripts, tickets, and knowledge articles to improve support processes. Responsibilities Troubleshoot and support mission-critical Linux-based and containerized systems for end users Execute software release test cases, log defects, and assist with issue diagnosis for development teams Provide remote help desk support via phone, email, and collaboration tools, including configuration and patch updates Install, configure, and support fielded mission systems in accordance with established procedures Develop and maintain documentation such as configuration guides, troubleshooting steps, and knowledge base articles Create and refine support tickets and workflows to improve service desk processes and tools Write and maintain basic to intermediate scripts to aid automation, testing, and system support Collaborate with cross-functional engineering teams to ensure system reliability and effective issue resolution Required Skills Linux system administration Containerization (Kubernetes/Open Shift) TCP/IP networking Scripting (Python/Bash/Power Shell) Software testing Issue tracking (Jira) Technical documentation Remote troubleshooting Git Lab Help desk support

Leidos seeks a RADAR Integration and Test Engineer to support complex radar and sensor systems for mission-critical government and commercial programs. In this role, you will integrate hardware and software components, develop test plans and procedures, execute lab and field testing, and analyze performance data to verify system requirements. You will troubleshoot issues across RF, signal processing, and networking, document results, and support deployment and sustainment. Working in a collaborative, mission-focused team, you'll help deliver reliable, secure, and high-performing radar capabilities for national security and critical infrastructure customers. Responsibilities Integrate radar hardware, firmware, and software components into complete systems Develop detailed integration and test plans, procedures, and test cases Execute lab and field tests to verify functional and performance requirements Collect, process, and analyze radar and telemetry data for system verification Troubleshoot and resolve issues across RF, signal processing, and network interfaces Document test results, anomalies, and corrective actions in formal reports Collaborate with systems, software, and hardware engineers to refine designs Support installation, calibration, and acceptance testing at customer or field sites Contribute to test automation tools, scripts, and continuous integration workflows Ensure compliance with security, safety, and relevant government standards Required Skills Radar systems engineering RF integration and test Test plan and procedure development MATLAB or Python data analysis Signal processing and radar waveforms Use of electronic test equipment Networked sensor/system integration Test automation and scripting Requirements verification and validation Technical documentation and reporting

Leidos is seeking a Software Architect to define software architecture and technical standards for complex sensor and radar systems. You will translate customer requirements into secure, scalable designs, guide integration and deployment, evaluate technologies, manage technical risks, and mentor engineering teams. The role includes RF sensor integration and CONUS field testing. Responsibilities Define and maintain software architecture, technical roadmaps, and design standards. Analyze customer requirements and develop effective software architectures and technical solutions. Document system architectures, software designs, interfaces, data flows, and deployment approaches. Lead design reviews and guide implementation, integration, and technology selection. Identify architectural risks and ensure security, resiliency, performance, and testability are addressed. Integrate and field-test RF sensor systems, support deployments, and mentor software engineers. Required Skills Software architecture design Requirements analysis System architecture documentation Interface and API design Data modeling and data flows Software integration Technology and framework evaluation Cybersecurity architecture Risk analysis and mitigation Code and design review

Leidos seeks a Senior Database Engineer to architect, design, and administer highly available databases for large-scale national security systems. You will build and maintain secure database environments, optimize performance, support cloud and Kubernetes workloads, and collaborate with Agile teams on reliable system delivery. Responsibilities Analyze requirements and develop system architectures, designs, and technical specifications. Create configuration documentation, capacity plans, performance models, risk assessments, and alternatives analyses. Lead database engineering and design for distributed systems, focusing on integration, scalability, and reliability. Design, administer, install, upgrade, patch, and tune database environments and objects. Monitor database performance, resolve bottlenecks, validate backups, and document disaster recovery strategies. Plan future database needs and collaborate with Agile teams throughout system development and delivery. Required Skills Oracle database administration Postgre SQL database administration Relational database architecture Database schema design and data modeling SQL functions, stored procedures, and triggers Database performance tuning Database clustering and replication Load balancing Backup, recovery, and disaster recovery Kubernetes and cloud database environments

Leidos seeks a Senior Database Engineer to architect, design, and administer highly available databases for large-scale national security systems. You will build and maintain secure database environments, optimize performance, support cloud and Kubernetes workloads, and collaborate with Agile teams on reliable system delivery. Responsibilities Analyze requirements and develop system architectures, designs, and technical specifications. Create configuration documentation, capacity plans, performance models, risk assessments, and alternatives analyses. Lead database engineering and design for distributed systems, focusing on integration, scalability, and reliability. Design, administer, install, upgrade, patch, and tune database environments and objects. Monitor database performance, resolve bottlenecks, validate backups, and document disaster recovery strategies. Plan future database needs and collaborate with Agile teams throughout system development and delivery. Required Skills Oracle database administration Postgre SQL database administration Relational database architecture Database schema design and data modeling SQL functions, stored procedures, and triggers Database performance tuning Database clustering and replication Load balancing Backup, recovery, and disaster recovery Kubernetes and cloud database environments

Leidos seeks a Senior Database Engineer to architect, design, and administer highly available databases for large-scale national security systems. You will build and maintain secure database environments, optimize performance, support cloud and Kubernetes workloads, and collaborate with Agile teams on reliable system delivery. Responsibilities Analyze requirements and develop system architectures, designs, and technical specifications. Create configuration documentation, capacity plans, performance models, risk assessments, and alternatives analyses. Lead database engineering and design for distributed systems, focusing on integration, scalability, and reliability. Design, administer, install, upgrade, patch, and tune database environments and objects. Monitor database performance, resolve bottlenecks, validate backups, and document disaster recovery strategies. Plan future database needs and collaborate with Agile teams throughout system development and delivery. Required Skills Oracle database administration Postgre SQL database administration Relational database architecture Database schema design and data modeling SQL functions, stored procedures, and triggers Database performance tuning Database clustering and replication Load balancing Backup, recovery, and disaster recovery Kubernetes and cloud database environments

Leidos is seeking a SharePoint Administrator to support mission-critical collaboration solutions for government and commercial clients. In this role, you will administer, configure, and secure SharePoint farms and Microsoft 365 environments, ensuring high availability, performance, and compliance. Responsibilities include managing site structures, permissions, workflows, and integrations, as well as supporting migrations and upgrades. You'll collaborate with cross-functional teams, document standards and procedures, and contribute to a culture of integrity, innovation, and continuous learning in a hybrid work setting. Responsibilities Administer, configure, and maintain SharePoint farms, sites, and services for internal and external clients. Implement governance, security, permissions, and compliance policies across SharePoint environments. Develop and manage site structures, libraries, workflows, and metadata for optimized collaboration. Integrate SharePoint with other enterprise systems and Microsoft 365 tools. Monitor performance, troubleshoot issues, and perform patching, backups, and disaster recovery. Support migrations and upgrades to newer SharePoint and Microsoft 365 platforms. Create and maintain technical documentation, standards, and runbooks. Collaborate with security, network, and application teams to support mission-critical solutions. Required Skills SharePoint administration Share Point Online / Microsoft 365 Power Shell scripting Windows Server administration SQL Server and SharePoint databases Share Point security and permissions Share Point migrations and upgrades Office 365 integration Backup and disaster recovery Performance monitoring and troubleshooting

Leidos seeks a Senior Database Engineer to architect, design, and administer highly available databases for large-scale national security systems. You will build and maintain secure database environments, optimize performance, support cloud and Kubernetes workloads, and collaborate with Agile teams on reliable system delivery. Responsibilities Analyze requirements and develop system architectures, designs, and technical specifications. Create configuration documentation, capacity plans, performance models, risk assessments, and alternatives analyses. Lead database engineering and design for distributed systems, focusing on integration, scalability, and reliability. Design, administer, install, upgrade, patch, and tune database environments and objects. Monitor database performance, resolve bottlenecks, validate backups, and document disaster recovery strategies. Plan future database needs and collaborate with Agile teams throughout system development and delivery. Required Skills Oracle database administration Postgre SQL database administration Relational database architecture Database schema design and data modeling SQL functions, stored procedures, and triggers Database performance tuning Database clustering and replication Load balancing Backup, recovery, and disaster recovery Kubernetes and cloud database environments

Leidos seeks a Senior Database Engineer to architect, design, and administer highly available databases for large-scale national security systems. You will build and maintain secure database environments, optimize performance, support cloud and Kubernetes workloads, and collaborate with Agile teams on reliable system delivery. Responsibilities Analyze requirements and develop system architectures, designs, and technical specifications. Create configuration documentation, capacity plans, performance models, risk assessments, and alternatives analyses. Lead database engineering and design for distributed systems, focusing on integration, scalability, and reliability. Design, administer, install, upgrade, patch, and tune database environments and objects. Monitor database performance, resolve bottlenecks, validate backups, and document disaster recovery strategies. Plan future database needs and collaborate with Agile teams throughout system development and delivery. Required Skills Oracle database administration Postgre SQL database administration Relational database architecture Database schema design and data modeling SQL functions, stored procedures, and triggers Database performance tuning Database clustering and replication Load balancing Backup, recovery, and disaster recovery Kubernetes and cloud database environments

Leidos seeks a Senior Database Engineer to architect, design, and administer highly available databases for large-scale national security systems. You will build and maintain secure database environments, optimize performance, support cloud and Kubernetes workloads, and collaborate with Agile teams on reliable system delivery. Responsibilities Analyze requirements and develop system architectures, designs, and technical specifications. Create configuration documentation, capacity plans, performance models, risk assessments, and alternatives analyses. Lead database engineering and design for distributed systems, focusing on integration, scalability, and reliability. Design, administer, install, upgrade, patch, and tune database environments and objects. Monitor database performance, resolve bottlenecks, validate backups, and document disaster recovery strategies. Plan future database needs and collaborate with Agile teams throughout system development and delivery. Required Skills Oracle database administration Postgre SQL database administration Relational database architecture Database schema design and data modeling SQL functions, stored procedures, and triggers Database performance tuning Database clustering and replication Load balancing Backup, recovery, and disaster recovery Kubernetes and cloud database environments