Sr. Principal Engineer
Listed on 2026-02-06
-
Engineering
Manufacturing Engineer, Quality Engineering, Process Engineer, Mechanical Engineer
RELOCATION ASSISTANCE:
No relocation assistance available
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.
Northrop Grumman is currently seeking an experienced Sr. Principal Manufacturing Engineer to provide manufacturing and process engineering technical expertise for our large caliber ammunition (LCA) production programs in our Plymouth, MN offices. This position is focused on providing technical leadership in the manufacturing of large caliber cartridges, ammunition propulsion systems, and supports the ammunition business segment at Armament Systems Division.
This career opportunity is a great fit for a self-motivated, proactive individual who wants to plan and run projects for the Northrop Grumman LCA production team. Our engineers work in a high exposure, fast paced, and exciting environment that involves hands-on technical challenges, problem solving, and inter-department collaborations. The candidate will apply strong engineering fundamentals, demonstrate clear communication with those they interact with, and must be able to support up to 25% domestic travel.
If you thrive on attention to detail and want different challenges each day, this is the place for you.
Position Description
This position reports to the LCA engineering manager and is responsible for providing technical leadership, engineering oversight and support on LCA production programs, as well as other programs in Northrop Grumman’s ammunition program teams.
Development and oversight of production processes for production at Plymouth, other Northrop Grumman locations and subcontractors, focusing on 120mm and 105mm cartridges and ammunition propulsion systems.
Provide manufacturing engineering production line support.
Support and/or lead failure investigations, root cause determination, and corrective action implementation.
Communicating issues and status frequently and effectively both verbally and in writing.
Engineering oversight and interpretation of acceptance and qualification testing results of ammunition materials and components.
Contribute to completion of specific program and project milestones.
Represent Northrop Grumman to our customers and suppliers.
Travel (approximately 25%) domestic to customers and suppliers representing Northrop Grumman’s program and business interests.
Conceptualize and implement continuous improvement projects internally and with suppliers.
Implement and manage strong manufacturing engineering principals to ensure robust production process and high product quality. Examples are SPC, PFMEA, mistake proofing, gauge R&R, production readiness reviews, equipment and gage qualifications, capacity analysis, value stream mapping, and first article inspections.
Basic Qualifications
Bachelor’s degree plus 8 years of experience, a Master’s degree plus 6 years of experience, or a PhD plus 4 years of experience.
Engineering experience in both product development and supporting a fast-paced production line environment.
Experience working with customer engineering, vendors and subcontractors.
Proven partnership/collaboration skills and ability to partner with cross disciplines within a team.
Exceptional communication skills (verbal, written, presentation) across all levels of the organization.
Advanced knowledge of geometric dimensioning and tolerancing (GD&T).
Ability to travel up to 25%
Ability to obtain and maintain a security…
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