Principal Engineer

Description Leidos is seeking a Principal Engineer to lead cutting-edge engineering efforts within the Undersea Systems Division (USD). This role is a unique opportunity to drive innovation in underwater vehicle systems, maritime sensors, subsea telemetry, and ISR solutions that support critical defense and national security missions. You'll lead a multidisciplinary technical team developing advanced maritime technologies, spanning prototype design to full-scale system deployment for ongoing Navy missions. Leidos' Undersea Systems Division is a recognized leader in C4ISR technologies , delivering innovative, mission-critical solutions across sensor networks, unmanned systems, and tactical platforms . We're known for achieving “industry firsts” in the most challenging maritime domains. Join us and be part of a world-class team delivering unmatched solutions for today's most pressing maritime missions. 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 Do As the technical lead for a critical maritime program, you will provide cross-disciplined engineering leadership to deliver an operational system. You will lead and mentor a matrixed team of engineers through the full product lifecycle. You will drive technical rigor and engineering discipline to achieve customer needs and mission goals. You will follow systems engineering principles to guide your team through technical development and product maturation, system integration, testing, verification, and validation. What You Bring Required Experience: Bachelor's or Master's degree in Engineering (Systems, Mechanical, Electrical, Software, Ocean), Computer Science, Physics, or Math. 10+ years of experience with integrated electro-mechanical systems such as autonomous vehicles, unmanned systems, autonomy, communications, and sensing systems. 5+ years of experience leading integrated teams such as cross functional engineering teams U.S. Citizenship with ability to obtain a SECRET clearance Preferred Experience: Over 10 years leading design, development, and integration of complex subsea maritime systems Experience with UUVs, deployed subsea systems, and underwater payloads Proven track record in product manufacturing and transitioning designs to production Familiarity with ISO 9001:2015 and quality-focused engineering processes Exposure to DoD technical program, including contract, financial, and subcontractor management SUBSEAMSS If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo— because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. Original Posting: June 22, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $131,300.00 - $237,350.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at Securing Your Data Beware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidoswill only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information orany other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us View email address on click.appcast.io. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to theU.S. Federal Trade Commission. 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. #Featuredjob