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Job Description Job Title: Principal Controls Specialist - Modeling and Simulation Working Pattern: Full-time Working location: Indianapolis, IN or West Lafayette, IN (Hybrid schedule/ 3 days onsite) As a Principal Controls Specialist - Modeling and Simulation, you will be part of a multidiscipline team responsible for the development, testing and continuous integration of the hardware and software test environment used in the development and qualification of electronic engine control software and hardware-in-the-loop investigations. You will ensure that all delivered test and simulation products meet program requirements. You will coordinate with engine control project teams, external customers, and hardware and software vendors supporting simulation test assets. You will be responsible for the hardware/software builds, tool, and process used for executing on the simulation environment. You will be involved at all stages of a project lifecycle from concept development, integrated/component testing through final production release and maintenance. Why Rolls-Royce? Rolls-Royce is one of the most enduring and iconic brands in the world and has been at the forefront of innovation for over a century. We design, build and service systems that provide critical power to customers where safety and reliability are paramount. We are proud to be a force for progress, powering, protecting and connecting people everywhere. We want to ensure that the excellence and ingenuity that has shaped our history continues into our future and we need people like you to come and join us on this journey. Rolls-Royce has been recognized as the top employer in the Engineering & Manufacturing category on the prestigious Forbes Top Employers for Engineers list for 2025. This ranking highlights our commitment to innovation, employee development, and fostering a collaborative environment where engineers can thrive. Be part of a team that sets the industry standard and drives groundbreaking solutions. At Rolls-Royce, we are committed to creating a workplace where all employees feel respected, supported, and empowered to do their best work. We foster a welcoming and innovative work environment that invests in you, giving you access to an incredible breadth and depth of opportunities where you can grow your career and make a difference. Rolls-Royce is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to any protected characteristics. What you will be doing With this attractive opportunity you will get a chance to: Planning, designing and developing software solutions of real-time simulation test platforms Integration, testing and troubleshooting of software/hardware and software/software designs Technical management and improvement of the automated build and execution tool and process used for executing batched test programs running on the simulation environment Mentor engineers to improve technical capability and project performance. Enable technical excellence of engineering deliverables for projects. Technical management and project leadership of a team of simulation engineers coordinating technical tasks, commitments, deliveries and communications with an engineering program. Presentation of technical data to senior engineers, management, and customers Who we're looking for: At Rolls-Royce we put safety first, do the right thing, keep it simple and make a difference. These principles form the behaviours that guide us and are an essential component of our assessment process. They are the fundamental qualities that we seek for all roles. Basic Requirements: Bachelor's degree with 5+ years of software simulation experience -OR- Master's degree with 3+ years of experience in software simulation engineering (development or testing) -OR- JD/PhD Must be a US Citizen. Ability to obtain/maintain US DOD Secret Clearance. Preferred Requirements: Modelling, Simulation, and Control System experience Strong understanding of software configuration management and software architecture Knowledge of electronics (sensors, actuators, and processors) Strong software development skills in C/C++, Python, CMake, Bash, Simulink, Continuous Integration/Automation (e.g. Jenkins), UNIX shell Hardware (electronics/circuits) troubleshooting experience Experience with MIL-STD-3022. Knowledge in software design patterns and software testing framework Familiarity with Embedded Systems Architecture and Design Understanding of UNIX, Windows OS, and build environments Certified Modeling & Simulation Professional certification. What we offer We offer excellent development opportunities, a competitive salary, and exceptional benefits. These include bonus, employee support assistance and employee discounts. Your needs are as unique as you are. Hybrid working is a way in which our people can balance their time between the office, home, or another remote location. It's a locally managed and flexed informal discretionary arrangement. As a minimum we're all expected to attend the workplace for collaboration and other specific reasons, on average three days per week. For fully remote roles, employees can live in any state except Idaho, Nebraska, Nevada, Vermont, and Wyoming. Relocation assistance is available for this position. Global Grade Level C Closing date: 9/30/2026 If you have questions regarding this requisition, please contact Craig Beronja. Job Category Electrical and Electronics Job Posting Date 11 Sep 2026; 00:09 Pay Range Pay ranges for remote employees are based on the state where the employee resides and may vary from the posted range. $114,400 - $185,900-Annually Location: Indianapolis, IN Benefits Rolls-Royce provides a comprehensive and competitive Total Rewards package that includes base pay and a discretionary bonus plan. Eligible employees may have the opportunity to enroll in other benefits, including health, dental, vision, disability, life and accidental death & dismemberment insurance; a flexible spending account; a health savings account; a 401(k) retirement savings plan with a company match; Employee Assistance Program; Paid Time Off; certain paid holidays; paid parental and family care leave; tuition reimbursement; and a long-term incentive plan. The options available to an employee may vary depending on eligibility factors such as date of hire, employment type, and the applicability of collective bargaining agreements. PandoLogic. Category:Technology,

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history. If forging a secure future excites you, look no further! Northrop Grumman's Space Sector provides an arena where your passion for innovation and quest for exploration are welcome. As an Embedded Software Engineer - Level 3 or 4, your role at Dulles, VA, will be pivotal in supporting mission-critical efforts to national and global security. Ready to join forces with our visionary team? This Embedded Software Engineer will join our team of qualified, diverse individuals in the Space Systems organization, developing space flight software platforms for National Space Security programs. The individual we seek will be self-motivated, proactive, and goal-oriented. This position will work a 9/80 schedule, with every other Friday off. This position is 100% onsite and cannot accommodate telecommute work. Job responsibilities include, but are not limited to, the following: Develop embedded software modules and have familiarity with data protocols including UART, Synchronous Serial, MIL-STD-1553, SPACEWIRE, SPI, discrete digital and analog IO, and others Work with other disciplines to establish Flight-Software requirements, testing, and verification plan. Develop and configure board support packages (BSPs) and integrate device drivers. Performs trade studies via computer simulation or kits & development boards. Work with multiple engineers to integrate spacecraft components and flight software with the simulation platform. Be involved in the hardware definition and software design, development, debug and integration on simulation and hardware-in-the-loop platforms. Analyze system resources to enhance efficiency, stability, and processing speed. Prepare design documentation, analysis, test results and presentation materials for internal and external customers. Work with software developers and other engineers, as needed, to help diagnose and identify the root cause of problems found during software installation, integration, acceptance test, and operational events. Work in an innovative environment across diverse assignments and in collaborative team settings across all levels. Other duties as assigned. This position is contingent upon the candidate obtaining final clearances and program access(es) within a reasonable period of time as determined by the company. This position can be filled at either a Level 3 or a Level 4. Basic Qualifications for Level 3: Bachelor's degree in STEM (Aerospace/Electrical/Computer/Software Engineering) with 5 years of relevant professional experience - OR - Master's degree with 3 years of relevant professional experience - OR - PhD with 1 year of relevant professional experience. Requires an active U.S. Government Secret security clearance, current and within scope, at time of application US citizenship required Advanced programming proficiency with C/C++, Python. Understanding of common embedded system tools, real-time operating systems, and avionics integration and test practices Core affinity and parallel processing experience Experience with understanding the difference between concurrent and parallel processing Familiarity with Stellar or CFS Demonstrable programming experience on Linux Basic Qualifications for Level 4: Bachelor's degree in STEM (Aerospace/Electrical/Computer/Software Engineering) with 8 years of relevant professional experience - OR - Master's degree with 6 years of relevant professional experience - OR - PhD with 4 years of relevant professional experience. Requires an active U.S. Government Secret security clearance, current and within scope, at time of application US citizenship required Advanced programming proficiency with C/C++, Python. Understanding of common embedded system tools, real-time operating systems, and avionics integration and test practices Core affinity and parallel processing experience Experience with understanding the difference between concurrent and parallel processing Familiarity with Stellar or CFS Demonstrable programming experience on Linux Preferred Qualifications: Top-Secret / SCI Experience with Yocto or Vulcan System knowledge in one or more of the following domains: Spacecraft Command & Control, Mission Planning, Space Situational Awareness, and Visualization Experience with Digital, Analog, RS-422 synchronous serial and UART, MIL-STD-1553, SpaceWire electrical interfaces Curious about all the exciting developments with the Northrop Grumman Space Sector? Click the link below: Working at Northrop Grumman is more than just a paycheck. We offer a comprehensive Total Rewards and benefits package designed to help you thrive at work and in life. For more information on our Total Rewards package, please visit our Total Rewards site. Northrop Grumman Total Rewards Primary Level Salary Range: $114,000.00 - $171,000.00 Secondary Level Salary Range: $142,200.00 - $213,400.00 The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business. The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history. Northrop Grumman Aeronautics Systems is looking to add a Principal Software Engineer - Development to join our team of qualified, diverse individuals within our Software organization. This position is located on site in San Diego, California. In this role you will design, develop, integrate and test software (SW) for our end-user customers and businesses. You will be responsible for the design, architecture, development, and administration of embedded and real time systems. You will work with multi-disciplinary teams, such as Systems Engineering, Cloud & Application, Test Automation, DevSecOps and Systems Test, in an Agile SW development environment. You will analyze system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming techniques and controls. Duties and Responsibilities: Work in a fast-paced environment with high expectations, significantly diverse assignments, and collaborative team settings across all levels Participate in the full SW development life cycle including requirements, design, implementation, qualification, and delivery of SW products to our customers Operate in an embedded technology development environment working with real-time operating systems for use in flight and mission critical systems Work in Agile Scrum teams to develop SW products for multiple SW baselines Basic Qualifications: Bachelor's Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline and 5 years of related engineering experience; OR a Master's degree in a STEM discipline and 3 years of related engineering experience; OR a PhD in a STEM discipline and 1 year of related engineering experience. Experience with the full SW Development Life Cycle (SDLC) Experience with the following programming and scripting languages: C, C++, and Python Experience developing software for Real-Time Operating Systems (RTOS) Experience with developing multi-threaded SW used for one of the following real-time applications: flight critical SW, Safety critical SW, medical SW, or mission critical SW Experience with one of the following tools: Jira, GitLab, Fortify, or Coverity Experience with Agile SW development, embedded system programming, SW integration and testing Active US Secret Clearance issued by the U.S. Government Preferred Qualifications: Familiarity with at least two of the data interfaces: 1553, RS-232, RS-422, ARINC-429, Serial, Discrete, or Ethernet/IP Familiarity with a Unit Test framework such as Google Unit Test Familiarity with Matlab, Simulink, or similar platforms Recent experience and proficiency in software architecture, design, implementation, integration, and debugging C++ SW running on Real-Time Operating systems such as: VxWorks, Integrity, RTX 64, AND/OR Real Time Embedded Linux. Able to read assembly and use CPU documentation to understand behaviors Can identify moderate execution defects by only reading code Understanding of how their embedded SW component will fit into a larger SW system / architecture Able to document, capture, and present software architectural components in modeling or diagramming tools Familiarity with OS partitions and isolation architectures High level understanding of architectural requirements for airworthiness certifications Primary Level Salary Range: $114,000.00 - $171,000.00 The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business. The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

Date Posted: 2026-05-26 Country: United States of America Location: US-AZ-TUCSON- E Hermans Rd BLDG 801 (External Site) Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense. Software Security Sensors and Effectors (S3E) Department is looking to hire a Sr Principal Software Security Engineer in Tucson, AZ. Raytheon Tucson, AZ Location Our Culture RTX Careers What You Will Do: Our mission is to provide world class Security Software to be used in deployed missile systems. This position requires understanding of real-time software design and the performance implications associated with specific System Security implementations. Involve with application and embedded software design, development, integration, and testing of real-time missile software. Apply System Security principles to the design and implementation of Missile software applications. Develop software applications using C and C++ languages on a variety of computing platforms Understand real-time software design and the performance implications associated with specific System Security implementations. Able to understand how position's efforts affect the "big picture" of the missile system and be able to develop or review detail solutions at the source code level. Work closely with the Systems Security Engineering team to define and implement requirements. Work in a common development environment to support and facilitate program ability to leverage specific capabilities. Interface with customer community to review technical design and support verification of system maturity. Qualifications You Must Have: Typically requires a Bachelor's in Science, Technology, Engineering, or Mathematics (STEM) AND a minimum of 10 years of relevant software experience Experience with C / C++ Experience with Xilinx UltaScale+ MPSoC, Versal, or similar Embedded Processors Experience with embedded OS like VxWorks, Embedded Linux, or similar Embedded Software Security experience The ability to obtain and maintain an Interim Secret Level U.S. security clearance is required prior to start date with the ability to obtain program access after start . U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance. Qualifications We Prefer: Experience with validation and verification of software applications Experience/Knowledge of any of the following: Linux/Unix environment Interfacing with FPGAs Interfacing with low-level memory drivers Inter-processor communication ARM Architecture Secure boot concepts Crypto graphic Algorithms Experience designing, implementing, testing, or fielding real-time security-oriented solutions on Department of Defense (DoD) programs (embedded experience highly preferred) Experience using security-relevant tools and devices for security auditing, network security, host/server security, communication security, or policy management. Experience in Agile and DevSecOps environments Experience in an Agile/Scrum/Kanban frameworks and development environments Experience using software configuration management and bug tracking tools Experience with Python / Perl Knowledge of modern computer architectures and hardware technologies including: PCIe, GPIO, I2C, SATA Field Programmable Gate Arrays (FPGAs) Application-Specific Integrated Circuits (ASICs) What We Offer: Whether you're just starting out on your career journey or are an experienced professional, we offer a robust total rewards package with compensation; healthcare, wellness, retirement and work/life benefits; career development and recognition programs. Some of the benefits we offer include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance and child/adult backup care. "Tucson is Awesome": "Winter in Tucson": Learn More & Apply Now! Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: Location Information: This position is onsite at our campus in beautiful Tucson, AZ. Tucson has a friendly, caring, and laid-back atmosphere, combined with the innovation and energy of a metropolitan region, and recognized as one of America's 10 Best Small Cities. Surrounded by beautiful mountains, colorful Sonoran Desert landscape and majestic saguaro cacti, Tucson is blessed with some of nature's best work. Tucson is known for its bright blue skies, and with more than 310 sunny days per year, Tucson's fantastic weather lets residents enjoy the outdoors year-round. As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. The salary range for this role is 132,400 USD - 251,600 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate's work experience, location, education/training, and key skills. Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement. Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company's performance. This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans' Readjustment Assistance Act. Privacy Policy and Terms: Click on this link to read the Policy and Terms