Sentinel Mechanical Engineer, Principal Mechanical Engineer

Northrop Grumman

Mechanical Design Engineer at Northrop Grumman coordinating designs and developing mechanical solutions for defense systems. Collaborating with teams and suppliers to meet project requirements.

Posted 5/14/2026full-timeRoy • Alabama, Utah • 🇺🇸 United StatesLead💰 $72,100 - $134,200 per yearWebsite

About the role

Key responsibilities & impact

Responsible for coordinating with suppliers, reviewing designs, and integrating with other NG integrated product teams to ensure adherence to, and implementation of requirements.
Actively participate in design reviews, research, plan, design and develop mechanical products and solutions.
Strong interpersonal skills and attention to detail are critical to being successful in this position.

Requirements

What you’ll need

Mechanical Engineer (level 2): Bachelor’s degree in Mechanical Engineering or related STEM field with 2 years of relevant experience; or Master's degree with 0 years of experience
Principal Mechanical Engineer (level 3): Bachelor’s degree in Mechanical Engineering or related STEM field with 5 years or relevant experience; or Master's degree with 3 years of relevant experience; PhD with 1 year of relevant experience
US Citizen with an active DoD Secret Clearance with an investigation date within the last 6 years
Ability to obtain and maintain Special Program Access (SAP)
Experience performing CAD modeling with design tools such as Siemens NX or similar
Experience performing mechanical design efforts on MILCON, major infrastructure/building projects, or Aerospace and Defense programs.
Proficiency with Microsoft Office Suite of tools - Project, PowerPoint, Excel, Word
Ability to understand and interpret requirements

Benefits

Comp & perks

Health insurance coverage
Life and disability insurance
Savings plan
Company paid holidays
Paid time off (PTO) for vacation and/or personal business

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

mechanical engineeringCAD modelingdesign reviewsmechanical designSTEMSiemens NXAerospace and DefenseMILCONinfrastructure projectsrequirements interpretation

Soft Skills

interpersonal skillsattention to detail

Certifications

DoD Secret ClearanceSpecial Program Access (SAP)