Jobs / United States / Northrop Grumman Systems Corporation
Senior Principal Mechanical Systems Engineer
Northrop Grumman Systems Corporation · 🇺🇸 United States-Maryland-Annapolis
Sponsorship verdict
Posting rules out sponsorship
The posting rules out sponsorship or requires citizenship/clearance.
- No government sponsor record hereThis employer posted directly and does not match a government sponsor register.
- The posting doesn’t mention sponsorshipSilence isn’t a refusal — ask the recruiter before investing much time.
- No salary bar for this routeH-1B has no fixed salary bar: the employer must pay at least the prevailing wage for the role and area. Cap-subject employers enter a lottery weighted by wage level. Source: https://www.federalregister.gov/documents/2025/12/29/2025-23853/weighted-selection-process-for-registrants-and-petitioners-seeking-to-file-cap-subject-h-1b, rules effective 2026-02-27.
- Security clearance mentionedFrom the posting’s own wording.
- Confirmed live todayWhen a source last listed this job as open.
US H-1B: cap-subject employers enter a lottery weighted by wage level — Level I gets 1 entry, Level IV gets 4 (DHS projected selection odds ≈15% at Level I to ≈61% at Level IV). Universities and non-profit research employers are cap-exempt. The $100,000 fee for new petitions from abroad is currently blocked by a court order (appeal pending).
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Why not apply?
The posting mentions a security clearance — usually restricted to citizens of that country.
No register record and no sponsorship wording in the posting. Worth asking the employer before investing significant time.
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Sponsor Radar — Northrop Grumman Systems Corporation
This employer posted directly and does not match a government sponsor register.
Past sponsorship or register membership never guarantees sponsorship for this vacancy or for you. Full Sponsor Radar for Northrop Grumman Systems Corporation →
About the role
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: No CLEARANCE TYPE: SCI TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history. Join Northrop Grumman on our continued mission to push the boundaries of possible across land, sea, air, space, and cyberspace. Enjoy a culture where your voice is valued and start contributing to our team of passionate professionals providing real-life solutions to our world’s biggest challenges. We take pride in creating purposeful work and allowing our employees to grow and achieve their goals every day by Defining Possible. With our competitive pay and comprehensive benefits, we have the right opportunities to fit your life and launch your career today. The Naval & Oceanic Systems business unit headquartered in Annapolis, MD is seeking dependable individuals willing to work in a collaborative environment and that are interested in expanding their horizons. The Mechanical Engineering Department is seeking a Senior Principal Mechanical Systems Engineer to join our team of qualified, diverse individuals. Essential Functions: The position involves concept development, problem solving, technical planning, design development, and hardware integration and testing. The applicant will be responsible for translating customer requirements into system solutions that consider technical, schedule, and cost constraints. Experience with underwater or naval systems—such as torpedoes, towed vehicles, Uncrewed Underwater Vehicles (UUVs), Remotely Operated Vehicles (ROVs), acoustic communications, sonar systems, and submarine interfacing—is highly valued, as the role will also include work on undersea-domain systems programs. The candidate should be skilled in teamwork, task prioritization, and multitasking to achieve project goals. They must also be adept at analyzing complex problems and developing solutions, with strong verbal and written communication abilities. Basic Qualifications: • BS degree in Engineering (Aerospace, Mechanical or equivalent STEM) and a minimum of 8 years of experience in mechanical engineering; or MS degree with 6 years of experience; 4 Years with PhD. • Ability to work on-site at Annapolis, MD campus. • Ability to work in a fast-paced environment, supporting multiple projects simultaneously. • Proficiency in using common engineering design, production, analysis, and office tools. • Experience with Finite Element Analysis tools, bolted joint analysis, and structural hand calculations. • Experience using 3D CAD software to create and review models. • US citizen with the ability to obtain a TS/SCI and pass a polygraph. Preferred Qualifications: • Familiarity with underwater/naval systems such as torpedoes, towed vehicles, Uncrewed Underwater Vehicles (UUV), Remotely Operated Vehicles (ROV), Submarines, etc. • Experience designing hardware and structures subjected to long-term sea water submersion such as pressure vessels. • A working knowledge of environmental corrosion an