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Northrop Grumman is seeking a Mechanical Design Engineer Level 4 to join our team of qualified, diverse individuals. The Marine Systems organization, part of Northrop Grumman Mission Systems, is searching for Mechanical Design engineers in support of rapid growth in the Launcher Hardware organization. You will have the opportunity to be part of an expanding team of dedicated engineers directly supporting the engineering development of innovative launcher hardware for weapons systems on a variety of Navy platforms.
Responsibilities include but are not limited to:
- Develop designs concept and generate solid models that reflect those concepts
- Collaborate with internal stakeholders balancing technical, schedule, and cost requirements
- Conduct trade studies to select and evaluate best design approaches to fulfill requirements
- Oversee the generation of engineering drawings using common GD&T practices
- Identify procurement needs, support hardware fabrication, and support hardware nonconformance disposition
- Provide assembly checkout and test support
- Generate task plans and support proposal efforts
- Occasional domestic travel may be required
The qualified candidate will possess the following skills:
- Strong communication skills, both oral and written
- Ability to work autonomously and in a team environment
Basic Qualifications for a Sr. Principal Engineer Mechanical (T4):
- Bachelor of Science degree in a STEM (Science, Technology, Engineering, Mathematics) discipline with 8 or more years engineering experience; Master of Science degree in a STEM discipline with 6 or more years of experience
- Solid background in machine design and drawing generation
- Ability to plan tasks and execute to the established schedule
- Ability to work in a fast-paced environment, supporting multiple projects simultaneously
- Proficiency in using common engineering design, production, analysis, and office tools
- Must be a US citizen
- Must be able to obtain and maintain a US Government Secret Clearance
Preferred Qualifications:
- Experience with CAD modeling (NX, CREO, SolidWorks, or equivalent)
- Experience in ASME Y14.5 GD&T Standard and ASME Y14.100 Dimensioning, Tolerancing, and Engineering Drawing Practices
- Experience in developing design concepts, performing trade studies, and conducting evaluations and analyses
- Strong background in machine design, strength of materials, and materials technology
- Experience in technical presentation and interfacing with customers
- Experience in working with vendors and suppliers
- Experience in production support
- Design and operational knowledge of navy programs
- An active US Government Secret Clearance
Skills Required
- Bachelor of Science degree in a STEM discipline and 8 or more years of engineering experience, or a Master of Science degree in a STEM discipline and 6 or more years of experience
- Solid background in machine design and engineering drawing generation
- Ability to plan tasks and execute to established schedules
- Ability to work in a fast-paced environment while supporting multiple projects simultaneously
- Proficiency with common engineering design, production, analysis, and office tools
- U.S. citizenship
- Ability to obtain and maintain a U.S. Government Secret Clearance
- Strong oral and written communication skills
- Ability to work autonomously and in a team environment
- Experience with CAD modeling using NX, Creo, SolidWorks, or equivalent
- Experience with ASME Y14.5 GD&T and ASME Y14.100 engineering drawing practices
- Experience developing design concepts, conducting trade studies, and performing evaluations and analyses
- Strong background in machine design, strength of materials, and materials technology
- Experience with technical presentations and customer interfacing
- Experience working with vendors and suppliers
- Experience providing production support
- Design and operational knowledge of Navy programs
- Active U.S. Government Secret Clearance
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.







