System Integration/Testing Engineer - Level 5 (Secret)

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 u2014 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. Weu2019re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Securityu00ae vision. Weu2019re erasing boundaries and forming partnerships across industries and around the world. Weu2019re advancing spacecraft and the workforce to fuel the next generation. And weu2019re 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. LockheedMartinSpace is seeking a Level5 System Integration/Testing Engineer to lead the integration, test, and verification of advanced Global Navigation Satellite System (GNSS) and Satelliteu2011Based Augmentation System (SBAS) solutions. The role involves applying rigorous systemsu2011engineering and softwareu2011development processes, ensuring compliance with industryu2011standard developmentu2011assurance guidelines, and delivering highu2011reliability navigation capabilities for our commercial customers. Integration & Test Lead u2013 Develop and execute integration, test, and verification (IT&V) plans for GNSS/SBAS hardware and software, including testu2011procedure creation, test execution, data analysis, and reporting. Assurance Standards Application u2013 Apply SAEARP4754A, SAEARP4761, RTCADOu2011178C, DOu2011278A, and/or DOu2011254 as appropriate to ensure safety, reliability, and airworthiness. Risk & Safety Analysis u2013 Conduct hazard assessments, FMEA, and other safety analyses; mitigate technical and program risks. Crossu2011Disciplinary Coordination u2013 Work closely with software, hardware, RF, electrical, and missionu2011operations teams to resolve integration issues. Mentorship & Expertise u2013 Provide technical guidance to junior engineers and serve as a subjectu2011matter expert on GNSS/SBAS technologies. Stakeholder Interaction u2013 Communicate status, risks, and technical findings to customers, suppliers, and subcontractors. Benefits of Employment: To promote the sharing of ideas, Lockheed Martin cultivates an inclusive work environment that inspires differences and big-picture thinking. Here are some of the benefits you can enjoy: u2022 Medical u2022 Dental u2022 401k u2022 Paid time off u2022 Work/life balance u2022 Career development u2022 Mentorship opportunities u2022 Rewards & recognition Basic Qualifications: u2022 Familiar with the application of systems engineering and software development processes to the design, development, integration, test, and verification of complex systems. u2022 Experience with Global Navigation Satellite System (e.g. GPS, Galileo, etc.) u2022 Experience with the application of one or more of the following development assurance standards: SAE ARP4754A, SAE ARP4761, RTCA DO-178, RTCA DO-278A, and RTCA DO-254 u2022 Must have an Interim Secret Clearance to start with the ability to obtain and maintain a Secret clearance. (Must be a U.S. Citizen) Desired Skills: u2022 Satellite Based Augmentation System experience u2022 Systems engineering background (requirements, design, interfaces, etc.) u2022 Safety certification experience u2022 Willingness / ability to travel u2022 Secret clearance Security Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration. Clearance Level: Secret Other Important Information You Should Know Expression of Interest: By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings. Ability to Work Remotely: Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility. Work Schedules: Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits. Schedule for this Position: 9x80 every other Friday off Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics. The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration. At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility. If this sounds like a culture you connect with, youu2019re invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs , and apply for roles that align with your qualifications. Experience Level: Experienced Professional Business Unit: SPACE Relocation Available: Possible Career Area: Systems Engineering: System of Systems Integration Type: Full-Time Shift: First

Created: 2026-04-16