
Sr Principal Engineer Manufacturing
Compensation
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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 โ 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 are seeking an experienced Manufacturing Engineer to support our Armament Business site 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 Bushmasterยฎ line of automatic cannons produced at its Mesa, Arizona facility.
Role Description:
This Manufacturing Engineering position is for an engineering role on medium caliber gun system programs within the Armament Systems Division.ย As part of the Systems Engineering group, the Manufacturing Engineer supports design, production, and supplier development activities.ย
Responsibilities
The Manufacturing Liaison Engineering position carries the following set of primary responsibilities:
- Works with design, project, manufacturing and quality engineers through the product development process to ensure Design to Cost (DTC) and Design for Assembly/Manufacturing (DFA/DFM) targets are achieved
- Provide guidance to design engineering regarding design concepts and product specification requirements to best utilize equipment and manufacturing techniques
- Understands and interprets engineering drawings and recommend design changes to increase product manufacturability and functionality
- Prepares cost estimates and written technical proposals for product improvement initiatives
- Reviews drawings , Engineering Change Orders, and work instructions for accuracy and completeness
- Participates and/or leads disposition of non-conforming production parts
- Acts as a technical interface to internal production personnel and to external suppliers
- Develops technical relationships with internal production personnel and with external suppliers
- Supports manufacturing trade studies and early supplier involvement
- Shares knowledge with other engineers
- Understands and interprets engineering drawings and recommend design changes to increase product manufacturability and functionality
Basic Qualifications:
- Bachelor of Science in Industrial Engineering, Manufacturing Engineering, Mechanical Engineering, or other related STEM Technical field
- 8 years of relevant industry experience or a Master's degree in STEM discipline plus 6 years of industry experience
- Understanding of GD&T
- Familiarity with computer aided design (CAD) software, preferably NX
- Proficient in Microsoft Office applications, including Word, Excel, Project, and Power Point.
- Strong oral and written communication skills with ability to focus on multiple projects and deliver status on risk areas and required actions
- Hands-on manufacturing experience in assembly and fabrication
- Familiarity with mechanical and electrical engineering processes and other specialty engineering activities within the product development process
- Demonstrated effectiveness in achieving results through understanding and management of internal processes and customer/supplier relationships
- U.S. Citizen and be able to obtain a DoD Secret Clearance
- Position may require domestic and international travel,
- Must be able to obtain clearance from the Bureau of Alcohol, Tobacco, and Firearms and Explosives as an Employee Possessor.
- Candidates hired into this role will also need to complete a Gun Control Act Self Certification form.
Preferred Qualifications:
- Familiar with materials, heat treatment, and plating processes.
- Familiar with military and commercial specifications
- Demonstrated experience with manufacturing processes, such as machining, turning, and grinding.
- Knowledge of IPC-620 and IPC J-STD-001 requirements
- Mechanical design experience with complex gear trains, cams, springs, clutches, machined components, welded structures, electric motors and solenoids
- Experience in product development projects and sustainment of legacy programs for complex aerospace or defense systems
- Candidate should also have a general understanding of continuous improvement, Six Sigma and Lean methodologies in a low volume, high mix, engineer to order, manufacturing environment
- Experience with shop routing paperwork in a low level kitting and assembly/processing environment
- Familiar with Material Review Boards for product/quality deviation
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Job Details
- Category
- Manufacturing
- Employment Type
- Full time
- Location
- Mesa, AZ
- Posted
- Jan 20, 2026, 07:00 PM
- Listed
- Jan 21, 2026, 02:27 PM
- Compensation
- $107,800 - $151,800 per year
About Northrop Grumman
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