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Principal Mechanical Engineer / Sr. Principal Mechanical Engineer

Job

Northrop Grumman

Gilbert, AZ (In Person)

$123,000 Salary, Full-Time

Posted 1 week ago (Updated 1 day ago) • Actively hiring

Expires 7/6/2026

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Job Description

Principal Mechanical Engineer / Sr. Principal Mechanical Engineer Northrop Grumman - 4.0 Gilbert, AZ Job Details $98,400 - $147,600 a year 18 hours ago Benefits Paid holidays Disability insurance Health insurance Paid time off Qualifications Cross-functional communication Stakeholder management Full Job Description
RELOCATION ASSISTANCE
No relocation assistance available
CLEARANCE REQUIRED FOR START
No
CLEARANCE TYPE
None 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. This position description does not represent a current opening but may be used to identify candidates with skills and experience for positions within Northrop Grumman that frequently become available. Candidates who express an interest may be considered for future positions at Northrop Grumman. •This position description does not represent a current opening but may be used to identify candidates with skills and experience for positions within Northrop Grumman that frequently become available. Candidates who express an interest may be considered for future positions at Northrop Grumman• Northrop Grumman Space Sector is seeking a Principal Mechanical Engineer / Sr. Principal Mechanical Engineer to support our Mechanical Systems & Design group based in Gilbert, Arizona. In this role, the Principal/Sr. Principal Mechanical Engineer will support the design, development, and integration of spacecraft structures and mechanical hardware, taking projects from initial requirements through to integration and testing. The selected candidate will utilize advanced Computer-Aided Design (CAD) tools and related software to create detailed designs, develop documentation for manufacturing, and support assembly into flight-ready spacecraft. This role requires strong collaboration and communication skills, as you will interact with internal stakeholders—including customers, program and functional management, and multidisciplinary engineering teams—as well as external component suppliers. Job responsibilities include, but are not limited to, the following: Perform detailed design and analysis utilizing CAD software. Apply knowledge of Geometric Dimensioning and Tolerancing (GD&T), Design for Manufacturing principles, and spacecraft component layouts. Leverage expertise in mechanics of metallic and composite materials, as well as stress calculations, to create optimal designs. Support spacecraft integration and testing phases. Collaborate across teams to ensure alignment with program goals and deliverables. This requisition may be filled at either a Principal Mechanical Engineer level or a Sr. Principal Mechanical Engineer level based on the qualifications listed below. Basic Qualifications -
Principal Mechanical Engineer:
Bachelor's Degree in Mechanical Engineering or related STEM field with 5+ years of relevant engineering experience or a Master's Degree in Mechanical Engineering or related STEM field with 3+ years of relevant engineering experience Must be able and willing to obtain and maintain a DoD Top Secret/SCI clearance Basic Qualifications - Sr.
Principal Mechanical Engineer:
Bachelor's Degree in Mechanical Engineering or related STEM field with 8+ years of relevant engineering experience or a Master's Degree in Mechanical Engineering or related STEM field with 6+ years of relevant engineering experience Must be able and willing to obtain and maintain a DoD Top Secret/SCI clearance
Preferred Qualifications:
Active DoD Top Secret clearance or SCI access with current SSBI Experience with 3D CAD model-based software (specifically Creo Parametric) Practice in making and reviewing engineering drawings with GD&T in 2D and 3D MBD's Experience with 3D Printing, Design for Manufacturing, and hardware fabrication Experience in satellite and spacecraft structures design Excellent communication and leadership skills •This position description does not represent a current opening but may be used to identify candidates with skills and experience for positions within Northrop Grumman that frequently become available. Candidates who express an interest may be considered for future positions at Northrop Grumman•
Primary Level Salary Range:
$98,400.00 - $147,600.00 The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business. The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.