Systems Integration​/Test Engineer Sr Stf - Level 5; Secret

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.

*** This position is contingent upon program award with an expected 4th Quarter 2026 start date ***

Lockheed Martin is designing, developing, and delivering a next-gen wideband MILSATCOM system comprised of integrated space and ground segments that will provide enhanced communications capacity, flexibility and resiliency.

The selected candidate will support the Ground segment of the program as a Sr Staff Systems Integration & Test Engineer. Responsibilities will include technical planning, system integration, verification and validation, and/or formal system development, testing and delivery. The candidate will work in a highly collaborative environment with frequent and direct interaction with various engineering disciplines and customers. Prior experience as a systems engineer or I&T with extensive domain knowledge of ground systems, networks, and integration & test of enterprise software products is required.

The information below reflects the standard job description for this position:

Plans, implements, tests, documents, and maintains solutions for the integration and testing of in-house developed and COTS/GOTS components, elements, subsystems and/or systems. Synthesizes customer contractual needs and requirements into system test solutions that acknowledge technical, schedule and cost constraints. Establishes functional and technical specifications and standards, solves hardware/software interface problems, defines input/output parameters, and ensures integration of the entire system or subsystem.

Reviews, evaluates and derives requirements for testability, develops and directs preparation and execution of comprehensive test plans, procedures and schedules for complete systems and/or subsystems. Coordinates subsystem and/or system testing activities with programs and other organizations. Performs analysis of test results and prepares comprehensive subsystem and/or system level evaluation reports which verify and validate system performance. Writes discrepancy reports and performs integration regression testing to verify/validate incorporated fixes to software, components, subsystems and systems.

• Bachelor’s degree in Science, Technology, Engineering or Math (STEM) or related discipline or equivalent professional experience
• Minimum of 7+ years work experience in Systems Development, Engineering or Integration and Test
• Experience in technical planning, system integration, verification and validation, or formal system development/qualification/certification
• Prior experience with satellite ground systems design, development, or integration & test
• Demonstrated communications skills (verbal and written) with the ability to prepare and present program status to management and customers
• An Active Secret clearance is required to start (Must be a US citizen).

• Experience…