1,827,742open jobs
105,260companies
275,398added this week
Browse all
Salary
$123k – $185k per year
Location
In office (Plymouth)
Seniority
Principal · 8+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 18, 2026. First seen by Alion on Sep 29, 2026. Northrop Grumman scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Northrop Grumman is an American defence contractor whose oldest predecessor was founded in 1939, and which took its present form through the 1994 combination of Northrop and Grumman. It builds strategic systems including the B-21 Raider bomber and the Sentinel intercontinental ballistic missile programme, military and civil space systems, radars and electronic warfare equipment, autonomous aircraft, and mission systems and software for the United States armed forces and allied governments. Headquartered in Falls Church, Virginia and listed on the New York Stock Exchange, it earns the large majority of its revenue from the American government and employs close to one hundred thousand people.
RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: NoCLEARANCE TYPE: SecretTRAVEL: Yes, 10% 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, 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.

Position Overview

Northrop Grumman is currently seeking an experienced Senior Principal (Level 4) Engineer to provide manufacturing and process-engineering technical expertise, project management, and support for our fast-growing medium-caliber ammunition production programs in our Plymouth, MN offices. Reporting to the Engineering Manager, Production Engineering, this role is responsible for delivering end-to-end manufacturing engineering support for electromechanical fuzes for our proximity, guided, and advanced ammunition technology programs.

The engineer will provide flexible manufacturing and process-engineering support across the full product lifecycle, from early conceptual development through production. Specific responsibilities will vary based on program priorities and the needs of the team being supported and may include design support, DFM/DFA, process development, automation, production planning, production support, troubleshooting, and continuous improvement. The engineer will collaborate across functions to deliver safe, high-quality, producible, and cost-effective solutions.

Key Responsibilities

  • Work with project teams to coordinate design-for-manufacturability (DFM), design-for-assembly (DFA), and automation opportunities for new product development efforts and existing products.
  • Leverage the latest technologies including robotics, torque tools, vision / inspection systems, advanced testing, and data analytics to ensure high-quality, cost-effective products are released to market as quickly as possible.
  • Aid in the design of production solutions, including automation cells, fixtures, and test stations, to achieve optimal, safe production output and quality.
  • Develop and execute plans to support increased production volumes, including capacity analysis, line balancing, equipment selection, and production-rate ramp-up strategies.
  • Provide on-site troubleshooting, maintenance, repairs, and upgrades for automation cells and associated equipment as needed.
  • Develop manufacturing processes and documentation that ensure hardware and test articles meet engineering and configuration requirements.
  • Coordinate builds of electromechanical assemblies to support programs that are in engineering and manufacturing development as well as production.
  • Contribute to completion of specific program and project milestones.
  • Interface with design engineering to create products that are optimized for assembly and long-term producibility.
  • Disposition discrepant hardware; support and/or lead failure investigations, root-cause determination, and corrective-action implementation.
  • Communicate manufacturing plans and processes to internal and external customers through Manufacturing Readiness reviews.
  • Conceptualize and implement continuous-improvement projects internally and with suppliers, focusing on yield, throughput, and cost reduction.
  • Communicate project status and issues to internal management.
  • Coordinate manufacturing efforts between internal functional disciplines including Engineering, Supply Chain, Quality, Manufacturing, and Test.
  • Communicate product requirements and collaborate with key suppliers to manage delivery of high-quality components and assemblies to be utilized in assembly of final product.
  • Implement and manage strong manufacturing-engineering principles to ensure robust manufacturing processes and high product quality. Examples include SPC, P-FMEA, mistake proofing, gage R&R, equipment and gage qualifications, design for assembly, and First Article Inspections.

Minimum Qualifications

  • Bachelor of Science degree in Mechanical Engineering or related engineering discipline & 8+years of related experience, OR a masters degree in mechanical engineering or related & 6+ years of related experience, or a PhD in mechanical engineering discipline or related & 4 years of experience
  • Some experience working and communicating with customers, program management, and engineering management.
  • Technical understanding of mechanical mechanisms, electromechanical mechanisms, manufacturing processes, metal fabrication, and standard assembly processes.
  • Applies knowledge of engineering and scientific methods, theories, and research techniques in the disciplined investigation and solution of technical problems.
  • Strong computer skills in Microsoft Suite, including MS Project.
  • Ability to obtain & maintain a DoD security clearance (US Citizenship required)

Desired Qualifications

  • Experience integrating cutting-edge technologies such as robotics, advanced inspection, vision systems, and data-analytics tools (Kepware, Thingworx, Power BI) into manufacturing environments.
  • Demonstrated experience in DFM/DFA and production-rate ramp-up, including capacity planning and line optimization.
  • Experience in managing key suppliers to deliver quality components to be used in the assembly of final product.
  • Experience working in the defense industry and/or with U.S. Government contracts.
  • Ability to work with a wide variety of multi-discipline people, including in remote settings, building strong, trusting relationships.
  • Experience and proficiency in working with multiple projects simultaneously.
  • Self-motivated to start and complete quality work.
  • Strong communication skills, written and verbal.
  • Experience in Creo (3D CAD) and Teamcenter.
  • Proficiency in developing and utilizing electronic work instructions for manufacturing processes, with experience in ERP and MES systems.
  • Experience with automation and controls, including robotics and controls platforms (Allen-Bradley, Epson / Fanuc robots, LabVIEW, vision systems, etc.).
  • Experience in the production of electronic assemblies, including Circuit Card Assemblies (CCAs) using Surface Mount Technology (SMT) lines, adhering to industry best practices.
Primary Level Salary Range: $123,400.00 - $185,000.00The 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.
Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
1,827,742 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Industrial Engineering
Similar stack
Same company
Plymouth
≈ $94k – $191k per year (Estimated) • Equity • Hybrid • Full-Time • Bachelor's Degree • Henderson
Apply
$170k – $210k per year • In office • 10+ years exp • Bachelor's Degree • Los Angeles
Design
AutoCAD
Apply
$162k – $199k per year • Hybrid • 15+ years exp • Bachelor's Degree • Seattle
Apply
$169k – $207k per year • In office • 15+ years exp • Bachelor's Degree • Austin
Apply
$161k – $182k per year • Equity • In office • 8+ years exp • Bachelor's Degree • San Carlos
Apply
$92k – $137k per year • In office • 5+ years exp • Bachelor's Degree • King of Prussia
Python
SQL
PowerShell
Analytics
Power BI
ETL/ELT
Informatica
Microsoft Excel
Master Data Management
Collibra
Alation
Apply
≈ $57k – $108k per year (Estimated) • Hybrid • Full-Time • 1+ year exp • Bachelor's Degree • New York
Python
SQL
Analytics
Power BI
Management
ServiceNow
Apply
≈ $75k – $141k per year (Estimated) • In office • Contractor • 3+ years exp • New York
Analytics
Power BI
Management
Microsoft Project
Outlook
OneDrive
SharePoint
Microsoft Office
Apply
≈ $23k – $52k per year (Estimated) • In office • Full-Time • 5+ years exp • South Africa
Analytics
Power BI
Management
Microsoft Office
Apply
Manager of FP&A 15 days ago
In office • 5+ years exp • Bachelor's Degree
Analytics
Power BI
Microsoft Excel
Apply
$126k – $190k per year • In office • Secret • Full-Time • 12+ years exp • Bachelor's Degree • Clearfield
Management
Microsoft Office
Apply
$139k – $209k per year • In office • Top Secret • Full-Time • 8+ years exp • Bachelor's Degree • Roy
MATLAB
Apply
$129k – $194k per year • In office • Secret • Full-Time • 8+ years exp • Bachelor's Degree • San Diego
AI/ML
Anomaly Detection
Robotics
Digital Twin
Analytics
Tableau
Power BI
Management
ServiceNow
Power Automate
Agile
Scrum
Apply
$92k – $138k per year • In office • TS/SCI • Full-Time • 5+ years exp • Bachelor's Degree • San Diego
MATLAB
MATLAB
Simulink
Apply
$88k – $131k per year • In office • Secret • Full-Time • 5+ years exp • Bachelor's Degree • Elkton
Apply
$42k – $64k per year • In office • Full-Time • Plymouth
Apply
$107k – $142k per year • In office • Full-Time • 5+ years exp • Bachelor's Degree • Plymouth
Apply
≈ $55k – $131k per year (Estimated) • In office • Bachelor's Degree • Plymouth
Management
Microsoft Office
Apply
Assembler 2 1 day ago
$36k – $54k per year • In office • Full-Time • Plymouth
Apply
$54k – $60k per year • In office • Full-Time • 3+ years exp • High School Diploma • Plymouth
Management
SharePoint
Microsoft Office
Apply
See all jobs
This is one of many
1,827,742 more open roles from verified company boards, updated every day.