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Principal / Sr. Principal Mechanical Design Engineer

Northrop Grumman
CAWH30, United States, United Statesfull_timeVerifiedPosted 8 Aug 2025
💰 $187,300/yr($100,300/yr$187,300/yr)

About the role

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE TYPE: Secret

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.

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!

We are looking for you to join our team as a Mechanical Design Engineer based out of Woodland Hills, CA. As a Mechanical Design Engineer at Northrop Grumman, you will have a challenging and rewarding opportunity to be a part of our Enterprise-wide digital transformation. Through the use of model-based engineering and agile practices, we continue to evolve how we deliver critical national defense products and capabilities for the warfighter.  Our success is grounded in our ability to embrace change, move quickly and continuously drive innovation.  The successful candidate will be collaborative, open, transparent, and team-oriented with a focus on team empowerment & shared responsibility, flexibility, continuous learning, and a culture of automation.

Based in our Woodland Hills, CA office, this position will support senior mechanical engineers in the design of military avionics including inertial navigation and measurement systems and mission computers for the Sentinel program.  This position is not eligible for remote work. This position will be 100% on-site. This role may offer a competitive relocation assistance package.

This requisition may be filled as a Principal Mechanical Design Engineer or a Senior Principal Mechanical Design Engineer.

Roles & Responsibilities:

  • Mechanical design engineering and lead mechanical engineer responsibilities for inertial navigation systems and/or mission computers, including support for existing product lines

  • Creation of innovative designs with high producibility at minimum unit cost

  • Support for root cause analysis and quick resolution of manufacturing line stops and other critical production activities

  • Collaborative work with other engineering organizations, program management, factory operations, global supply chain and mission assurance

Basic Qualifications for a Principal Mechanical Design Engineer:

  • Bachelor’s degree with 5 years of experience, a Master’s degree with 3 years of experience or a Ph.D. with 0 years of experience in Science, Technology, Engineering, Mathematics, or related technical fields

  • U.S. Citizenship is required

  • Active DoD Secret clearance is required

  • Expertise with mechanical CAD software (Siemens NX preferred)

  • Experience with Geometric Dimensioning and Tolerancing (GD&T), drawing creation, tolerance stack-up analysis, etc.

  • Good presentation and writing/communication skills

  • Experience mentoring junior level engineers

Basic Qualifications for a Senior Principal Mechanical Design Engineer:

  • Bachelor’s degree with 8 years of experience, a Master’s degree with 6 years of experience or a Ph.D. with 4 years of experience in Science, Technology, Engineering, Mathematics, or related technical fields

  • U.S. Citizenship is required.

  • Active DoD Secret clearance is required

  • Expertise with mechanical CAD software (Siemens NX preferred)

  • Experience with Geometric Dimensioning and Tolerancing (GD&T), drawing creation, tolerance stack-up analysis, etc.

  • Good presentation and writing/communication skills

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Company

Northrop Grumman

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