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28 software systems engineer jobs found

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SAIC
Oct 28, 2026
Principal Systems Engineer
SAIC CO
Description SAIC is seeking a Principal Systems Engineer onsite in Colorado Springs, Colorado with experience in space operations, space system sustainment or space acquisitions to join the Positioning, Navigation, and Timing (PNT) Systems Engineering & Integration (SE&I) Team. PNT SE&I provides engineering, integration, technical analysis, and subject matter expertise (SME) support to the US Space Force. As a member of our PNT SE&I Team, you'll work in a fast-paced environment with Government personnel and systems engineers to provide systems engineering and analysis services to include system development, enterprise and system architecture, acquisition, testing, operations, and sustainment support for existing and new capabilities. Duties: Ensuring effective requirements integration across operational space and ground, hardware and software, and all other aspects of systems and organizations for control segment capabilities Understanding multiple...
SAIC
Oct 14, 2026
Software Test Engineer
SAIC CO
Description SAIC seeks a motivated and detail-oriented Software Test Engineer to support the GMASS Test & Evaluation (T&E) team supporting missile warning, defense, and space no-fail missions for the US Space Force. The ideal candidate will demonstrate advanced technical expertise, strong agile practices, and a collaborative approach to solving complex engineering challenges. This role requires responsible and coherent planning, development, and execution of Ground-Based Radar software to include delivery of system and network assessments used for verification, validation and integration into the operational baseline. This position is located on-site in Colorado Springs, Colorado. Job Duties: Responsible for code test coverage of software under development which modifies the software baseline of the PARCS ground-based radar. Designs, develops, and documents unit tests that will be turned into version unique tests (VUTs) for PARCS software release delivery...
SAIC
Sep 16, 2026
Electrical Engineer
SAIC CO
Description SAIC is seeking an Electrical Engineer to support the US Navy in Arvada, CO. Note : This is a hybrid role with onsite support needed at our customer site in Arvarda, CO. Candidate will need to be located near Arvarda, CO or be willing to relocate to the area. JOB DESCRIPTION: The electrical engineer will complete tasking related to the design, manufacture and sustainment of US Navy Aircraft Equipment, related systems, and other military systems in support of its Indianapolis facility. The ideal engineering candidate is expected to have a strong background in the use and application of technical standards, principles, theories, concepts and techniques for designing circuits, analyzing electronic systems, and troubleshooting electronic and electrical constructs. The engineering candidate is also expected to be able to work independently, will mentor and give guidance to lower level electrical engineers, and will be able to review their work and help them...
Lockheed Martin
Sep 14, 2026
Systems Engineer Stf
Lockheed Martin CO
Help Desk/Systems Engineer WHO WE ARE Lockheed Martin is a global security and aerospace company that employs approximately 120,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration, and sustainment of advanced technology systems, products, and services.  Lockheed Martin (LM) Rotary and Mission Systems (RMS) is looking for engineering professionals to work on the Trusted Security Solutions (TSS) program to engineer Cross-Domain Solution (CDS) products - creating innovative solutions to deliver resilient systems, products, and services to protect our customers' platforms against evolving cyber threats. WHAT WE’RE DOING This position is for a Systems Engineer/Help Desk Engineer on the Radiant Mercury (RM) product within the TSS program. RM is the US Navy's premier CDS product and LM has been the prime contractor for over 20 years.  RM delivers secure CDS to our customers, enabling the controlled transfer of information...
Lockheed Martin
Sep 14, 2026
Systems Engineer
Lockheed Martin CO
System Installer WHO WE ARE Lockheed Martin is a global security and aerospace company that employs approximately 120,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration, and sustainment of advanced technology systems, products, and services.  Lockheed Martin (LM) Rotary and Mission Systems (RMS) is looking for engineering professionals to work on the Trusted Security Solutions (TSS) program to engineer Cross-Domain Solution (CDS) products - creating innovative solutions to deliver resilient systems, products, and services to protect our customers' platforms against evolving cyber threats. WHAT WE’RE DOING This position is for a Systems Engineer/Installer on the Radiant Mercury (RM) product within the TSS program. RM is the US Navy's premier CDS product and LM has been the prime contractor for over 20 years.  RM delivers secure cross-domain solutions to our customers, enabling the controlled transfer of information...
Lockheed Martin
Sep 14, 2026
Systems Engineer
Lockheed Martin CO
System Installer WHO WE ARE Lockheed Martin is a global security and aerospace company that employs approximately 120,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration, and sustainment of advanced technology systems, products, and services.  Lockheed Martin (LM) Rotary and Mission Systems (RMS) is looking for engineering professionals to work on the Trusted Security Solutions (TSS) program to engineer Cross-Domain Solution (CDS) products - creating innovative solutions to deliver resilient systems, products, and services to protect our customers' platforms against evolving cyber threats. WHAT WE’RE DOING This position is for a Systems Engineer/Installer on the Radiant Mercury (RM) product within the TSS program. RM is the US Navy's premier CDS product and LM has been the prime contractor for over 20 years.  RM delivers secure cross-domain solutions to our customers, enabling the controlled transfer of information...
Lockheed Martin
Sep 14, 2026
Systems Engineer Stf.
Lockheed Martin CO
System Installer WHO WE ARE Lockheed Martin is a global security and aerospace company that employs approximately 120,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration, and sustainment of advanced technology systems, products, and services.  Lockheed Martin (LM) Rotary and Mission Systems (RMS) is looking for engineering professionals to work on the Trusted Security Solutions (TSS) program to engineer Cross-Domain Solution (CDS) products - creating innovative solutions to deliver resilient systems, products, and services to protect our customers' platforms against evolving cyber threats. WHAT WE’RE DOING This position is for a Systems Engineer/Installer on the Radiant Mercury (RM) product within the TSS program. RM is the US Navy's premier CDS product and LM has been the prime contractor for over 20 years.  RM delivers secure cross-domain solutions to our customers, enabling the controlled transfer of information...
Lockheed Martin
Sep 14, 2026
Engineering Test Vehicle, Test Engineering Sr
Lockheed Martin CO
Standard Job Description As the electronics engineer you will be responsible for testing a variety of electronic equipment, system interconnect and cabling designs in support of the Test Support Products  You will participate in requirements analysis, configuration determination, design, materiel procurement, manufacturing, test and acceptance of cabling & interconnects for a wide variety of electrical and electromechanical test systems and multi-function integrated test equipment in support of the US Navy's Ballistic Missile Flight Test Program.     As the electronics engineer you will mentor junior engineers, interface extensively with our customer, as well as, senior leadership. You will also create/update project/process documentation that align to project requirements.    Specific responsibilities include but are not limited to:  Lead the design, procurement, assembly, test, and verification of missile test systems, including data  review and trending  Develop...
Lockheed Martin
Aug 21, 2026
Network Engineer - E2
Lockheed Martin CO
Standard Job Description WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering. LM SPACE: WHAT WE'RE DOING Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. And we’re reimagining how space can connect us, ensuring security and prosperity. THE WORK Lockheed Martin is seeking a talented level 2 Network Engineer with a Secret clearance to work from our Boulder, CO location . Join a team where your network expertise will keep the...
Lockheed Martin
Aug 21, 2026
Cyber Systems Security Engineering Sr - E3
Lockheed Martin CO
Standard Job Description What We're Doing At Lockheed Martin Rotary and Mission Systems, we are shaping the future of defense and security through innovation, integrity, and visionary thinking. Our teams apply the highest standards of business ethics and technical expertise to design solutions that safeguard our nation and allies. Every day, we push boundaries to ensure mission success—and we invite you to be part of this critical work. The Work As a Cyber Systems Security Engineer (CSSE) supporting the Peace Krypton program, you will: Perform periodic manual and automated STIG evaluations, tracking deltas across versions and platforms. Conduct cyber risk assessment activities, including threat modeling, vulnerability analysis, and evaluation of mitigation strategies. Develop, analyze, and validate security AI design constraints within the cyber domain. Collaborate with cybersecurity engineers, system architects, and developers to ensure robust, secure system...
Lockheed Martin
Aug 21, 2026
Systems Engineer - E2
Lockheed Martin CO
Standard Job Description Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. For over 70 years, the Fleet Ballistic Missile (FBM) team has...
Lockheed Martin
Aug 18, 2026
Software Engineer Staff, Level 4
Lockheed Martin CO
Standard Job Description Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. Join us in shaping a new era in space and find a career that's built for you. Space Protection Programs is seeking an experienced Software Engineer who can guide a team through a complex mission software development lifecycle. Candidate must have the ability to take ownership of software development and software integration activities. The selected candidate will be responsible for frequent use and application of software engineering standards and techniques, including Object Oriented Design and Agile development techniques. This individual will guide software requirements development, architecture, design, implementation, and test. Candidate will work in a highly...
Lockheed Martin
Aug 18, 2026
Software Engineer Senior Staff
Lockheed Martin CO
Standard Job Description Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future.    At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity.   Join us in shaping a new era in space and find a career that's built for you.   The Lockheed Martin Next Generation Interceptor (NGI) team is...
Lockheed Martin
Aug 18, 2026
Senior Software Engineer, Level 3
Lockheed Martin CO
Standard Job Description Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future.     At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity.   Join us in shaping a new era in space and find a career that's built for you.   Lockheed Martin Space is seeking a full time Software...
Lockheed Martin
Aug 18, 2026
Systems Engineer Sr Stf - Mechanical Integration
Lockheed Martin CO
Standard Job Description Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you! For over 60 years, the Fleet Ballistic Missile (FBM) team has supported...
Lockheed Martin
Aug 18, 2026
Satellite Mission Engr - E2
Lockheed Martin CO
Standard Job Description WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering. LM SPACE: WHAT WE'RE DOING Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. And we’re reimagining how space can connect us, ensuring security and prosperity. THE WORK Lockheed Martin is seeking a talented level 2 Satellite Mission Engineer with an active Top Secret clearance to work from our Colorado Springs, CO - Schriever AFB location.  You will be...
Lockheed Martin
Aug 18, 2026
Electrical Engineer Sr - E3
Lockheed Martin CO
Standard Job Description Position details: Location: Littleton, CO Work Schedule: 9x80 Position type: Full-time onsite (this is not a hybrid position) Lockheed Martin Space is seeking a Senior Electrical Engineer to join our team in Littleton, CO! By joining the Lockheed Martin Space Radio Frequency (RF) Talent Center (RFTC) team, you will contribute our mission supporting challenging programs related to Space Vehicles, Hypersonics, Human Space Flight and Interplanetary Missions, Missile Defense, and more. As a Certified Principle Engineer (CPE), this role will have ownership for the success of a Digital Signal Payload. Responsibilities will include, but are not limited to; support vendor development, internal design evaluation, testing, analysis, integration, and initialization of the payload. Review and ensure compliance with vendor and program requirements, support payload troubleshooting, and lead cross functional engineering teams throughout the product...
Lockheed Martin
Aug 18, 2026
Global SE&V Systems Engineer
Lockheed Martin CO
Standard Job Description What We’re Doing Our team, the Command and Control, Battle Management and Communications (C2BMC) team at Lockheed Martin, is dedicated to engineering, developing, and integrating new capabilities for the Missile Defense System that protects the United States and its allies. While we are part of a large organization, we operate within smaller, agile teams in a fast-paced, dynamic environment. Our responsibilities include Sensor/Weapon Integration, Algorithm Development, User Interface Development, Automated Testing, Cyber Security, and enhancing critical missile defense technologies. The Work Lead the development of new system concepts by transforming stakeholder needs, acquired through documentation and solicitation, into easily reviewable technical approaches. Perform requirements elicitation and decomposition using behavioral artifacts such as use cases, activity diagrams, and sequence diagrams to convey understanding of the required behaviors...
Lockheed Martin
Aug 18, 2026
Systems Engineer - Requirements and Verification Sr
Lockheed Martin CO
Standard Job Description Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future.   At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity.   Join us in shaping a new era in space and find a career that's built for you.   For over 70 years, the Fleet Ballistic Missile (FBM) team...
Lockheed Martin
Aug 18, 2026
Systems Engineer - E2
Lockheed Martin CO
Standard Job Description Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future.   At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity.   Join us in shaping a new era in space and find a career that's built for you.   For over 70 years, the Fleet Ballistic Missile (FBM) team has...
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