This position has been filled
Great news — someone landed this role!View open positions at Northrop Grumman →

Principal Engineer Mechanical
Job Description
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.At Northrop Grumman Defense Systems we have an exceptional opportunity for a Mechanical Engineer to support our Armament Systems Business Unit located in Mesa, AZ.
Armament Systems is a leading supplier of integrated medium-caliber weapon systems for land, air and sea platforms through its world-renowned Bushmaster® line of automatic cannons produced at its Mesa, Arizona facility.
Responsibilities of this role:
- The Mechanical Design Engineer is responsible for mechanical design of new and mature medium caliber weapon systems.
- Applies mechanical design knowledge to ensure design of gun systems and associated components meets design standards for function, fit, and safety.
- Works with design, project manufacturing, and quality engineers though the development process.
- Adheres to and maintains Northrop Grumman’s engineering process to include concept through production design and design standards.
- Presents work at design reviews and program technical reviews.
- Reviews engineering designs and drawings for tolerances, surface finishes, dimensions, material selection, processing, heat treat etc., and initiates engineering change orders as required.
- Applies engineering knowledge in the investigation and solution of complex technical problems.
- Supports manufacturing trade studies and early supplier involvement.
- Works effectively with minimal supervision.
- Position may require occasional travel to meet with various customers, in both government and industry, and to interface with suppliers.
Minimum qualifications:
- Bachelor’s degree in STEM field (science, technology, engineering, or mathematics) plus 5 years of relevant experience in an engineering position.
- Major in mechanical engineering is highly desired
- Proficiency with MS Office applications
- U.S. Citizenship
- Ability to obtain and maintain a DoD Secret Clearance
Preferred Qualifications:
- Experience with engineering tools or software such as Ansys, Teamcenter/NX, Matlab
- Self-motivated and enjoys hands-on work.
- Mechanically inclined – ability to understand and work with tools and machinery
Optimize Your Resume for This Job
Get a match score and see exactly which keywords you're missing
Job Details
- Category
- Technician
- Employment Type
- Full Time
- Location
- Mesa, AZ
- Posted
- Jan 21, 2026, 07:00 PM
- Listed
- Jan 22, 2026, 08:26 PM
- Compensation
- $89,400 - $134,200 per year
About Northrop Grumman
Part of the growing space & AI ecosystem pushing the frontiers of technology.
More Roles at Northrop Grumman





Similar Technician Roles



Found this role interesting?