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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 with 8 or more years of engineering experience
- Master of Science degree in a STEM discipline with 6 or more years of engineering experience
- Strong background in machine design and drawing generation
- Ability to plan tasks and execute to established schedules
- Ability to work in a fast-paced environment and support multiple projects simultaneously
- Proficiency with common engineering design, production, analysis, and office tools
- Strong oral and written communication skills
- Ability to work autonomously and in a team environment
- U.S. citizenship
- Ability to obtain and maintain a U.S. Government Secret Clearance
- CAD modeling experience with NX, Creo, SolidWorks, or equivalent
- Experience with ASME Y14.5 GD&T and ASME Y14.100 dimensioning, tolerancing, and engineering drawing practices
- Experience developing design concepts, performing trade studies, and conducting 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 in 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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Healthcare Strength — Health coverage offers multiple medical plan options by region alongside dental, vision, mental‑health resources, and wellness programs. Recent materials also highlight added family‑building support, including a dedicated fertility benefit.
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Retirement Support — The 401(k) savings plan is positioned as competitive with a company match, auto‑escalation features, and access to an employee stock fund/ESPP. Official filings and benefits guides emphasize retirement as a core element of the Total Rewards package.
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Leave & Time Off Breadth — Many sites offer a 9/80 schedule, generous PTO, paid holidays, and flexible/telework options where program needs allow. Paid parental and caregiver leave are prominently featured, with recent enhancements for the delivering parent.
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.






