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Specialist, Cyber Infrastructure Systems Engineer (Systems Administrator)
L3Harris Technologies Green Mountain Falls, Colorado
11/09/2026
Full time
Job Description L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Specialist, Cyber Infrastructure Systems Engineer (Systems Administrator) Job Code: 44426 Job Location: Colorado Springs, CO Job Schedule: 9/80: Employees work 9 out of every 14 days - totaling 80 hours worked - and have every other Friday off Job Description: We are seeking a Systems Administrator to support the administration, automation, and sustainment of enterprise Linux-based infrastructure and platform environments. This role is intended for a mid-to-senior level professional who can work with limited oversight, support complex system environments, and contribute to modernization efforts across virtualized and containerized platforms. The ideal candidate will bring strong experience in Red Hat Enterprise Linux , automation, container orchestration, cybersecurity compliance, and Agile execution in a SAFe environment . This individual will play a key role in maintaining secure, reliable, and scalable infrastructure supporting mission-critical operations. Essential Functions: Experience administering, maintaining, and troubleshooting Red Hat Enterprise Linux systems in a production enterprise environment, including system configuration, patching, performance tuning, and issue resolution. Hands-on experience supporting virtualized infrastructure using VMware and/or container platform environments using OpenShift, including deployment, configuration, and ongoing system sustainment. Experience using Ansible for automation of system administration tasks, configuration management, application deployment, patching, and repeatable infrastructure support activities. Working knowledge of Kubernetes architecture and experience supporting containerized applications, cluster operations, workload deployments, and platform troubleshooting. Experience operating within a SAFe Agile framework, including participation in team ceremonies, sprint planning, backlog refinement, and delivery of work in an iterative development environment. Qualifications: Bachelor's Degree and minimum 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience. Clearance: Top Secret SCI preferred. SCI eligible at minimum. DoD 8570.01-M IAT Level 2 Required Professional Certifications: Security+ CE, or higher certification Preferred Additional Skills: Red Hat Certified System Administrator certification demonstrating foundational expertise in Red Hat system administration and enterprise Linux support. Experience using Red Hat Satellite for system provisioning, patch management, software lifecycle management, content management, and host administration across enterprise environments. CKA certification or equivalent demonstrated experience supporting Kubernetes-based environments and container orchestration best practices. Experience using Splunk for log aggregation, system monitoring, operational visibility, troubleshooting, and identification of system or security-related events. Familiarity with JIRA for work tracking, GitHub for version control and collaboration, and Jenkins for supporting automation and CI/CD pipeline activities. Experience writing or modifying Python scripts to support automation, administration, reporting, integration, or operational efficiency improvements. Scrum Master certification or practical Agile team facilitation experience that supports collaboration, process improvement, and effective execution within Agile teams. In compliance with pay transparency requirements, the salary range for this role in Colorado state is $80,500-$149,500. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements. The application window for this position will close on 11/20/2026. L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law. Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information. By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions. L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.
Specialist, Cyber Infrastructure Systems Engineer (Systems Administrator)
L3Harris Technologies Cascade, Colorado
11/09/2026
Full time
Job Description L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Specialist, Cyber Infrastructure Systems Engineer (Systems Administrator) Job Code: 44426 Job Location: Colorado Springs, CO Job Schedule: 9/80: Employees work 9 out of every 14 days - totaling 80 hours worked - and have every other Friday off Job Description: We are seeking a Systems Administrator to support the administration, automation, and sustainment of enterprise Linux-based infrastructure and platform environments. This role is intended for a mid-to-senior level professional who can work with limited oversight, support complex system environments, and contribute to modernization efforts across virtualized and containerized platforms. The ideal candidate will bring strong experience in Red Hat Enterprise Linux , automation, container orchestration, cybersecurity compliance, and Agile execution in a SAFe environment . This individual will play a key role in maintaining secure, reliable, and scalable infrastructure supporting mission-critical operations. Essential Functions: Experience administering, maintaining, and troubleshooting Red Hat Enterprise Linux systems in a production enterprise environment, including system configuration, patching, performance tuning, and issue resolution. Hands-on experience supporting virtualized infrastructure using VMware and/or container platform environments using OpenShift, including deployment, configuration, and ongoing system sustainment. Experience using Ansible for automation of system administration tasks, configuration management, application deployment, patching, and repeatable infrastructure support activities. Working knowledge of Kubernetes architecture and experience supporting containerized applications, cluster operations, workload deployments, and platform troubleshooting. Experience operating within a SAFe Agile framework, including participation in team ceremonies, sprint planning, backlog refinement, and delivery of work in an iterative development environment. Qualifications: Bachelor's Degree and minimum 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience. Clearance: Top Secret SCI preferred. SCI eligible at minimum. DoD 8570.01-M IAT Level 2 Required Professional Certifications: Security+ CE, or higher certification Preferred Additional Skills: Red Hat Certified System Administrator certification demonstrating foundational expertise in Red Hat system administration and enterprise Linux support. Experience using Red Hat Satellite for system provisioning, patch management, software lifecycle management, content management, and host administration across enterprise environments. CKA certification or equivalent demonstrated experience supporting Kubernetes-based environments and container orchestration best practices. Experience using Splunk for log aggregation, system monitoring, operational visibility, troubleshooting, and identification of system or security-related events. Familiarity with JIRA for work tracking, GitHub for version control and collaboration, and Jenkins for supporting automation and CI/CD pipeline activities. Experience writing or modifying Python scripts to support automation, administration, reporting, integration, or operational efficiency improvements. Scrum Master certification or practical Agile team facilitation experience that supports collaboration, process improvement, and effective execution within Agile teams. In compliance with pay transparency requirements, the salary range for this role in Colorado state is $80,500-$149,500. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements. The application window for this position will close on 11/20/2026. L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law. Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information. By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions. L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.
Specialist, Cyber Infrastructure Systems Engineer (Systems Administrator)
L3Harris Technologies Monument, Colorado
11/09/2026
Full time
Job Description L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Specialist, Cyber Infrastructure Systems Engineer (Systems Administrator) Job Code: 44426 Job Location: Colorado Springs, CO Job Schedule: 9/80: Employees work 9 out of every 14 days - totaling 80 hours worked - and have every other Friday off Job Description: We are seeking a Systems Administrator to support the administration, automation, and sustainment of enterprise Linux-based infrastructure and platform environments. This role is intended for a mid-to-senior level professional who can work with limited oversight, support complex system environments, and contribute to modernization efforts across virtualized and containerized platforms. The ideal candidate will bring strong experience in Red Hat Enterprise Linux , automation, container orchestration, cybersecurity compliance, and Agile execution in a SAFe environment . This individual will play a key role in maintaining secure, reliable, and scalable infrastructure supporting mission-critical operations. Essential Functions: Experience administering, maintaining, and troubleshooting Red Hat Enterprise Linux systems in a production enterprise environment, including system configuration, patching, performance tuning, and issue resolution. Hands-on experience supporting virtualized infrastructure using VMware and/or container platform environments using OpenShift, including deployment, configuration, and ongoing system sustainment. Experience using Ansible for automation of system administration tasks, configuration management, application deployment, patching, and repeatable infrastructure support activities. Working knowledge of Kubernetes architecture and experience supporting containerized applications, cluster operations, workload deployments, and platform troubleshooting. Experience operating within a SAFe Agile framework, including participation in team ceremonies, sprint planning, backlog refinement, and delivery of work in an iterative development environment. Qualifications: Bachelor's Degree and minimum 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience. Clearance: Top Secret SCI preferred. SCI eligible at minimum. DoD 8570.01-M IAT Level 2 Required Professional Certifications: Security+ CE, or higher certification Preferred Additional Skills: Red Hat Certified System Administrator certification demonstrating foundational expertise in Red Hat system administration and enterprise Linux support. Experience using Red Hat Satellite for system provisioning, patch management, software lifecycle management, content management, and host administration across enterprise environments. CKA certification or equivalent demonstrated experience supporting Kubernetes-based environments and container orchestration best practices. Experience using Splunk for log aggregation, system monitoring, operational visibility, troubleshooting, and identification of system or security-related events. Familiarity with JIRA for work tracking, GitHub for version control and collaboration, and Jenkins for supporting automation and CI/CD pipeline activities. Experience writing or modifying Python scripts to support automation, administration, reporting, integration, or operational efficiency improvements. Scrum Master certification or practical Agile team facilitation experience that supports collaboration, process improvement, and effective execution within Agile teams. In compliance with pay transparency requirements, the salary range for this role in Colorado state is $80,500-$149,500. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements. The application window for this position will close on 11/20/2026. L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law. Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information. By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions. L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.
Specialist, Cyber Infrastructure Systems Engineer (Systems Administrator)
L3Harris Technologies Woodland Park, Colorado
11/09/2026
Full time
Job Description L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Specialist, Cyber Infrastructure Systems Engineer (Systems Administrator) Job Code: 44426 Job Location: Colorado Springs, CO Job Schedule: 9/80: Employees work 9 out of every 14 days - totaling 80 hours worked - and have every other Friday off Job Description: We are seeking a Systems Administrator to support the administration, automation, and sustainment of enterprise Linux-based infrastructure and platform environments. This role is intended for a mid-to-senior level professional who can work with limited oversight, support complex system environments, and contribute to modernization efforts across virtualized and containerized platforms. The ideal candidate will bring strong experience in Red Hat Enterprise Linux , automation, container orchestration, cybersecurity compliance, and Agile execution in a SAFe environment . This individual will play a key role in maintaining secure, reliable, and scalable infrastructure supporting mission-critical operations. Essential Functions: Experience administering, maintaining, and troubleshooting Red Hat Enterprise Linux systems in a production enterprise environment, including system configuration, patching, performance tuning, and issue resolution. Hands-on experience supporting virtualized infrastructure using VMware and/or container platform environments using OpenShift, including deployment, configuration, and ongoing system sustainment. Experience using Ansible for automation of system administration tasks, configuration management, application deployment, patching, and repeatable infrastructure support activities. Working knowledge of Kubernetes architecture and experience supporting containerized applications, cluster operations, workload deployments, and platform troubleshooting. Experience operating within a SAFe Agile framework, including participation in team ceremonies, sprint planning, backlog refinement, and delivery of work in an iterative development environment. Qualifications: Bachelor's Degree and minimum 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience. Clearance: Top Secret SCI preferred. SCI eligible at minimum. DoD 8570.01-M IAT Level 2 Required Professional Certifications: Security+ CE, or higher certification Preferred Additional Skills: Red Hat Certified System Administrator certification demonstrating foundational expertise in Red Hat system administration and enterprise Linux support. Experience using Red Hat Satellite for system provisioning, patch management, software lifecycle management, content management, and host administration across enterprise environments. CKA certification or equivalent demonstrated experience supporting Kubernetes-based environments and container orchestration best practices. Experience using Splunk for log aggregation, system monitoring, operational visibility, troubleshooting, and identification of system or security-related events. Familiarity with JIRA for work tracking, GitHub for version control and collaboration, and Jenkins for supporting automation and CI/CD pipeline activities. Experience writing or modifying Python scripts to support automation, administration, reporting, integration, or operational efficiency improvements. Scrum Master certification or practical Agile team facilitation experience that supports collaboration, process improvement, and effective execution within Agile teams. In compliance with pay transparency requirements, the salary range for this role in Colorado state is $80,500-$149,500. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements. The application window for this position will close on 11/20/2026. L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law. Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information. By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions. L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.
Lead, Software Engineering (DevSecOps)
L3Harris Technologies Colorado Springs, Colorado
11/09/2026
Full time
L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Lead, Software Engineering (DevSecOps) Job Code: 44023 Job Location: Colorado Springs, Colorado Job Schedule: 9/80 - Employees work 9 out of every 14 days - totaling 80 hours worked (Every Other Friday Off) Job Description: The National Space Test and Training Complex-Orbital (NSTTC-O) Range Control Software (RCS) program operates a mission-critical platform stack across on-premises OpenStack and Amazon Web Services (AWS) GovCloud within a rigorous Joint Special Access Program Implementation Guide (JSIG) and Risk Management Framework (RMF) compliance envelope, and is seeking a senior technical leader to guide and strengthen that infrastructure layer. As the program prepares for the Region 2 data center migration, the Development, Integration, and Test (DevI&T) Integrated Product Team (IPT) seeks an experienced Integrated Product Team Lead (IPTL) to lead platform engineering, coordinate subcontractor delivery, and provide the clear technical direction needed to keep delivery pipelines producing compliant increments and the Authorization to Operate (ATO) defensible without sacrificing strategic oversight. Essential Functions: Lead platform engineering for the Amazon Web Services GovCloud and OpenStack environment. Direct the infrastructure work supporting the Region 2 data center migration. Build and sustain infrastructure automation and deployment workflows. Establish and maintain delivery pipelines using Bitbucket, Jenkins, GitLab, and related tools. Develop and maintain infrastructure and configuration automation using Terraform, Ansible, shell scripting, and Python. Integrate security and compliance considerations into platform operations and delivery. Coordinate platform-engineering execution and subcontractor delivery. Travel up to 15% as needed to support program and customer requirements. Qualifications: Bachelor's Degree and minimum 9 years of prior relevant experience. Graduate Degree and a minimum of 7 years of prior related experience. In lieu of a degree, minimum of 13 years of prior related experience. Current CompTIA Security+ certification. Active TS/SCI security clearance. Preferred Additional Skills: Experience designing, deploying, and sustaining Amazon Web Services GovCloud and OpenStack infrastructure. Experience administering and troubleshooting Linux-based systems in production environments. Experience deploying, operating, and securing Kubernetes environments. Experience with infrastructure-as-code and configuration automation using Terraform and Ansible. Experience with shell scripting and Python. Amazon Web Services certification, such as Amazon Web Services Certified Solutions Architect or a role-aligned specialty certification. Certified OpenStack Administrator certification or comparable OpenStack certification. Red Hat Certified System Administrator or Red Hat Certified Engineer certification. Experience building and maintaining delivery pipelines in Bitbucket, Jenkins, and GitLab. Experience implementing automated security and compliance checks within delivery pipelines. Experience supporting on-premises-to-cloud or data-center migration efforts in regulated environments. Experience with Helm, Argo CD, Packer, or comparable deployment and configuration automation tools. Experience developing automation or operational tooling using Lua. In compliance with pay transparency requirements, the salary range for this role in Colorado state is $117,000-$218,000. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements. The application window for this position will close on 10/30/2026. L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law. Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information. By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions. L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.
Specialist, Cyber Infrastructure Systems Engineer (Systems Administrator)
L3Harris Technologies Colorado Springs, Colorado
11/09/2026
Full time
L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Specialist, Cyber Infrastructure Systems Engineer (Systems Administrator) Job Code: 44426 Job Location: Colorado Springs, CO Job Schedule: 9/80: Employees work 9 out of every 14 days - totaling 80 hours worked - and have every other Friday off Job Description: We are seeking a Systems Administrator to support the administration, automation, and sustainment of enterprise Linux-based infrastructure and platform environments. This role is intended for a mid-to-senior level professional who can work with limited oversight, support complex system environments, and contribute to modernization efforts across virtualized and containerized platforms. The ideal candidate will bring strong experience in Red Hat Enterprise Linux , automation, container orchestration, cybersecurity compliance, and Agile execution in a SAFe environment . This individual will play a key role in maintaining secure, reliable, and scalable infrastructure supporting mission-critical operations. Essential Functions: Experience administering, maintaining, and troubleshooting Red Hat Enterprise Linux systems in a production enterprise environment, including system configuration, patching, performance tuning, and issue resolution. Hands-on experience supporting virtualized infrastructure using VMware and/or container platform environments using OpenShift, including deployment, configuration, and ongoing system sustainment. Experience using Ansible for automation of system administration tasks, configuration management, application deployment, patching, and repeatable infrastructure support activities. Working knowledge of Kubernetes architecture and experience supporting containerized applications, cluster operations, workload deployments, and platform troubleshooting. Experience operating within a SAFe Agile framework, including participation in team ceremonies, sprint planning, backlog refinement, and delivery of work in an iterative development environment. Qualifications: Bachelor's Degree and minimum 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience. Clearance: Top Secret SCI preferred. SCI eligible at minimum. DoD 8570.01-M IAT Level 2 Required Professional Certifications: Security+ CE, or higher certification Preferred Additional Skills: Red Hat Certified System Administrator certification demonstrating foundational expertise in Red Hat system administration and enterprise Linux support. Experience using Red Hat Satellite for system provisioning, patch management, software lifecycle management, content management, and host administration across enterprise environments. CKA certification or equivalent demonstrated experience supporting Kubernetes-based environments and container orchestration best practices. Experience using Splunk for log aggregation, system monitoring, operational visibility, troubleshooting, and identification of system or security-related events. Familiarity with JIRA for work tracking, GitHub for version control and collaboration, and Jenkins for supporting automation and CI/CD pipeline activities. Experience writing or modifying Python scripts to support automation, administration, reporting, integration, or operational efficiency improvements. Scrum Master certification or practical Agile team facilitation experience that supports collaboration, process improvement, and effective execution within Agile teams. In compliance with pay transparency requirements, the salary range for this role in Colorado state is $80,500-$149,500. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements. The application window for this position will close on 11/20/2026. L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law. Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information. By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions. L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.