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Northrop Grumman

Northrop Grumman

via Bandana.com

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Sr. Principal Mechanical Design Engineer

Bethpage, NY
Full-time
Posted 3/2/2026
Verified Source
Key Skills:
3D CAD modeling
Mechanical design
Hardware integration

Compensation

Salary Range

$106K - 159K a year

Responsibilities

Design and coordinate mechanical systems and hardware integration for aerospace test equipment.

Requirements

Requires a STEM degree with 6-8+ years of experience, active DoD Secret clearance, and advanced mechanical design skills.

Full Description

## Overview RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time Northrop Grumman Aeronautics Systems is hiring a Sr. Principal Mechanical Design Engineer (Level 4) to join the Test and Evaluation organization. This position is located in Oklahoma City and Tinker Air Force Base, OK. As part of the Engineering Design Center and Lab Operations, you will design custom test solutions and specialized support equipment for the B-2 Stealth Bomber and other platforms. You will work with a multi-discipline engineering team and focus on first-time quality and engineering rigor. I enjoy working in an environment that moves quickly and expects collaboration across levels. We offer flexible work arrangements, a 9/80 work schedule with every other Friday off, exposure to many projects and customers, and a friendly team environment. ### What you will do day-to-day You will develop 3D CAD models, detail parts, assembly and integration drawings, and coordinate mechanical engineering designs through procurement and manufacturing. Integration with electrical designs and assembly is part of the role, and you will lead and coordinate hardware integration in a laboratory environment. Documentation in support of designs and product lifecycle management, troubleshooting, and system verification in a lab setting are also expected. Responsibilities include, but are not limited to: - Development of 3D CAD models, detail part, assembly and integration drawings - Coordination and liaison of mechanical engineering designs through the procurement and manufacturing process - Coordination and liaison of electrical design integration and assembly - Lead and coordinate integration of hardware in a laboratory environment - Development of documentation in support of designs and product lifecycle management - Support troubleshooting and system verification in a lab setting ### Required background and skills Basic Qualifications: Must have a Bachelor’s Degree in a STEM (Science, Technology, Engineering, or Math) discipline and 8 years of related professional/military experience; OR a Master’s Degree in a STEM discipline and 6 years of related professional/military experience; OR a Ph.D. in a STEM discipline and 4 years of related professional/military experience. Must have an active Do. D Secret or higher clearance, with a background investigation completed within the last 6 years or currently enrolled into Continuous Evaluation. Must have the ability to obtain and maintain Special Access Program (SAP) clearance, within a reasonable amount of time as determined by the company to meet its business need. You must have experience developing mechanical designs using tools such as CATIA V5, Solid. Works, NX, Auto. CAD, or similar design software tools. Preferred Qualifications include a Master’s or Ph.D. in Mechanical Engineering or a closely related field, professional experience in aerospace and defense, active Top Secret clearance, active Program access, mechanical design experience using CATIA V5, experience with PLM systems, experience in Additive Manufacturing or 3D print design and technologies, and hardware integration experience in a laboratory environment. Demonstrated experience working in a dynamic environment with competing priorities is also preferred. ### Compensation and benefits Primary Level Salary Range: $105,800.00 - $158,600.00 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. 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. ### Additional notes 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.

This job posting was last updated on 3/4/2026

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