Northrop Grumman Mission Systems is a trusted provider of mission-enabling solutions for global security. Our Engineering and Sciences (E&S) organization pushes the boundaries of innovation, redefines engineering capabilities, and drives advances in various sciences. Our team is chartered with providing the skills, innovative technologies to develop, design, produce and sustain optimized product lines across the sector while providing a decisive advantage to the warfighter. Come be a part of our mission!
Northrop Grumman Marine systems is seeking an onsite Mechanical Design Engineer to participate in the development and ongoing support of new and existing steam turbine designs used in surface ship, submarine propulsion and power generation systems for the US Navy.
What you'll get to do:
- Apply engineering principles and industry practice in the design of assigned turbine and generator components and subsystems for machinery design engineering.
- Develop design concepts, perform trade studies, and conduct supporting evaluations and analyses.
- Participate in detail design, drawing development, design reviews, release for manufacture, and follow through test and production phases.
- Will prepare and present formal technical briefings as required.
Basic Qualifications for Mechanical Design Engineer:
- Bachelor of Science degree in a STEM (Science, Technology, Engineering, Mathematics) discipline with 2 years relevant experience; Masters of Science degree in a STEM discipline with no relevant experience.
- US Citizenship with the ability to obtain and maintain a DoD Secret level security clearance.
- Computer skills including developing designs using solid modeling software, such as CREO/NX is required.
- A fluent knowledge of ANSI Y14.5 drawing standards and geometric tolerance is required.
- Must be fluent in mechanical engineering principles, and must be proficient in developing design concepts, performing trades-studies, and conducting supporting evaluations and analyses.
- Ability to work onsite full-time
Basic Qualifications for Principal Mechanical Design Engineer:
- Bachelors of Science degree in a STEM (Science, Technology, Engineering, Mathematics) discipline with 5 years relevant experience; Masters of Science degree in a STEM discipline with 3 years relevant experience, PhD in STEM discipline with 1 years relevant experience.
- US Citizenship with the ability to obtain and maintain a DoD Secret level security clearance.
- Computer skills including developing designs using solid modeling software, such as CREO/NX is required.
- A working knowledge of ANSI Y14.5 drawing standards and geometric tolerance is also necessary.
- Must be fluent in mechanical engineering principles, and must be proficient in developing design concepts, performing trades-studies, and conducting supporting evaluations and analyses.
- Production issues resolution experience.
- Ability to work onsite full-time
Preferred Qualifications:
- Masters degree in Engineering Discipline.
- 2 years’ experience in rotating machinery or turbine design
- 1 year as a team lead (or similar)
- Knowledge in GD&T and solid modeling NX
- Current active DoD Secret clearance
- Knowledge of Design Engineering processes, procedures and work instructions required to support both management and engineering tasks
- Technical project management experience with proven successful execution of technical projects to cost and schedule targets
- Experience as a Technical Lead, Project Manager, or other demonstrated leadership role related to program execution
- Experience with design of fabricated and machined components, or design of electrical, pneumatic, and hydraulic subsystems.
- Active Secret Clearance.
Skills Required
- Bachelor of Science in STEM (with 2 years relevant experience) or Masters/PhD with equivalent experience as listed
- US Citizenship with ability to obtain and maintain DoD Secret clearance
- Experience developing designs using solid modeling software such as CREO or NX
- Fluent knowledge of ANSI Y14.5 drawing standards and geometric tolerance (GD&T)
- Proficiency in mechanical engineering principles, design concepts, trade studies, evaluations and analyses
- Ability to work onsite full-time
- Production issues resolution experience (Principal level)
- Ability to prepare and present formal technical briefings
- Travel up to approximately 10% of the time
- Preferred: Active DoD Secret clearance
- Preferred: Masters degree in engineering, rotating machinery/turbine design experience, team lead or technical lead experience, technical project management experience, experience with fabricated/machined components or electrical/pneumatic/hydraulic subsystems
Northrop Grumman Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Northrop Grumman and has not been reviewed or approved by Northrop Grumman.
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Retirement Support — 401(k) matching is considered strong, with additional defined-benefit coverage for certain cohorts and options like catch-up contributions. Retirement programs are repeatedly highlighted as a core strength of the total rewards.
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Leave & Time Off Breadth — PTO, company-paid holidays, and compressed work schedules (such as 9/80) provide meaningful time away and flexibility. These scheduling options are cited as a major quality-of-life benefit across many locations.
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Parental & Family Support — Paid parental leave alongside caregiver leave, adoption assistance, and back-up care supports a range of family needs. These programs have been expanded recently, signaling continued investment in family support.
Northrop Grumman Insights
What We Do
We are a close-knit community of big thinkers collaborating to keep the world safe. Our passion, creativity and expertise bring next-level technology solutions to life in autonomous systems, cyber, C4ISR, strike, space, and logistics and modernization for our customers around the globe. On the Northrop Grumman team, you’ll join our pursuit of excellence immersed in a dynamic culture of innovation and respect. Your unique perspective will help achieve our shared vision for the future of global security. Every step of the way, you'll be supported by world-class training, employee resource groups and a comprehensive benefits package that enables greater health and happiness for you and your family. Worldwide and across disciplines, we’re challenging what’s possible for technology to protect people and places from undersea to outer space and into cyberspace. And we see the impact of our performance every day. We are Northrop Grumman, and we work on what matters—now, you too can make a difference. Explore opportunities in engineering, IT, manufacturing, business management, cybersecurity and more with us. Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer.









