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Updated daily · Sep 16, 2026
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Principal Mechanical Engineer / Sr. Principal Mechanical Engineer

Northrop GrummanGilbert, AZFull-time$98,400 - $147,600

This engineer will work within the Space Sector’s Mechanical Systems & Design organization, progressing spacecraft hardware from requirements definition through integration and verification. Responsibilities include detailed mechanical design, stress evaluation, materials application, GD&T, design for manufacturing, and preparation of production drawings and models. The position involves close coordination with program leaders, customers, multidisciplinary engineering teams, and suppliers to meet technical and schedule objectives. It is well suited to an experienced mechanical engineer with spacecraft or aerospace hardware experience, strong 3D CAD skills, and effective communication and leadership abilities. The level offered will depend on the candidate’s education and relevant experience, and the role requires the ability to obtain and maintain a DoD Top Secret/SCI clearance.

Requirements

Bachelor's in Mechanical Engineering or STEM field with 5+ years experience (or Master's with 3+ years) for Principal level; 8+ years (or Master's with 6+ years) for Sr. PrincipalAbility and willingness to obtain and maintain DoD Top Secret/SCI clearanceProficiency with 3D CAD software, preferably Creo ParametricExpertise in geometric dimensioning and tolerancing and design for manufacturingKnowledge of metallic and composite materials mechanics and stress analysisExperience with satellite or spacecraft structures design
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Listed June 1, 2026 · Verify details with the employer before applying.

About Northrop Grumman

2,700+ AZ employees across Chandler (launch vehicles/missile defense), Gilbert (satellite manufacturing), and Mesa/Sierra Vista.

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