Description We are seeking a Systems Engineer within the Undersea Systems Division to serve as a technical leader across system architecture, analysis, integration, and verification activities. This position supports a wide variety of underwater vehicles and unattended sensor systems and spans advanced to principal-level responsibilities. The ideal candidate balances hands‑on technical execution with cross‑functional leadership across the full system lifecycle and is comfortable working in complex undersea environments. Join us and be part of a world‑class team delivering unmatched solutions for today's most pressing maritime missions. You will work on mission‑critical programs that demand rigorous engineering discipline and innovation. This role offers the opportunity to influence system‑level decisions, shape technical baselines, and mentor other engineers while collaborating closely with customers, software, hardware, and test teams. Why Join Us? Make an Impact : Your work will directly support U.S. maritime dominance and national security. Lead Innovation : Be at the forefront of applying innovative technology and autonomy to real‑world maritime systems. Work with Experts : Collaborate with a top‑tier team of engineers, scientists, and technicians located across the U.S. Shape the Future : Influence both the strategic and tactical direction of next‑generation subsea technologies. What You’ll Serve as a Systems Engineer, developing and maintaining system‑level architectures, interfaces, and design artifacts across the program lifecycle. Lead and support TEMPALT development, ATO packages, and system safety analyses, including coordination with program, cybersecurity, and safety stakeholders. Develop system‑level test strategies and plans, and coordinate verification and validation activities across multiple teams and test venues. Provide Technical Data Package oversight, ensuring technical integrity, configuration control, and compliance with contractual and program requirements. Perform and review reliability and safety analyses, including FMEA and FMECA, and ensure findings are appropriately mitigated and documented. Apply Model‑Based Systems Engineering practices using Cameo to support requirements, architecture, and traceability. Collaborate across disciplines to integrate hardware, software, and control systems into cohesive system solutions. Mentor and provide technical guidance to mid‑level and junior systems engineers. What You Bring Required Experience Bachelor's or Master’s degree in Engineering (Systems, Mechanical, Electrical, Software, Ocean), Computer Science, Physics, or Math. 4+ years of experience with subsea maritime systems or other integrated electro‑mechanical systems. 4+ years of experience with leading integrated teams. Exposure to DoD technical program execution. U.S. Citizenship with ability to obtain a SECRET clearance. Preferred Experience Over 4 years leading design, development, and integration of complex subsea maritime systems. Experience with UUVs, deployed subsea systems, and underwater payloads. Hands‑on experience with TEMPALT development, the TEMPALT approval process, ATO processes, and system safety analysis. Experience developing and coordinating system‑level testing activities. Proven experience providing Technical Data Package oversight. Strong background performing FMEA and FMECA. Proven track record in product manufacturing and transitioning designs to production. Familiarity with ISO 9001:2015 and quality‑focused engineering processes. Familiarity with vehicle software and control systems. Exposure to DoD program execution, including contract, financial, and subcontractor management. Commitment to Non‑Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws. #J-18808-Ljbffr