Sr Principal Manufacturing Engineer

Company: Northrop Grumman
Location: Mesa
Posted on: April 4, 2026

Job Description:

RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE REQUIRED FOR START: No CLEARANCE TYPE: Secret TRAVEL: Yes, 25% 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. 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 Bushmaster® 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. As part of the Systems Engineering group, the Manufacturing Engineer supports design, production, and supplier development activities. 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, Manufacturing, Mechanical Engineering, or related STEM field of study 8 years or Master’s plus 6 yrs of relevant 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 assembly/fabrication and familiarity with mechanical/electrical processes, internal workflows, and supplier/customer management. Demonstrated effectiveness in achieving results through understanding and management of internal processes and customer/supplier relationships U.S. Citizenship and ability 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 need to complete a Gun Control Act Self Certification form. Preferred Qualifications: Materials, heat treatment, and plating processes. 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 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 (MRB) for product/quality deviation Experience in Machine shop, Material process, and MIL-SPEC interpretation is highly desired Primary Level Salary Range: $111,700.00 - $167,500.00 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.

Keywords: Northrop Grumman, Sun City , Sr Principal Manufacturing Engineer, Engineering , Mesa, Arizona