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Salary
$85k – $127k per year
Location
In office (Iuka)
Seniority
Principal · 8+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Sep 24, 2026. First seen by Alion on Sep 16, 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: YesCLEARANCE 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.

Northrop Grumman Aeronautics Systems has an opening for a first shift Principal/Sr. Principal Manufacturing Engineer Level 3/4 to join our team of qualified, diverse individuals. The position will be located in Iuka, MS. This position supports a Monday - Thursday 4x10 schedule.

The selected candidate will provide critical support in a high-volume high-mix production environment, working closely with Operations, Quality, Industrial Engineering, Scheduling and Maintenance. Our goal is to minimize downtime on the production line by troubleshooting, problem solving, and proactively identifying areas of concern. Our engineers work to continuously improve their processes, eliminating process variation and waste while building in quality. Join us in the team effort to meet our production goals!

Responsibilities:

  • Collaborate within an Integrated Product Team (IPT) to develop and implement process improvements as well as support site initiatives.

  • Work closely with manufacturing personnel in the highly automated production of composite aerospace components.

  • Author, modify, and audit shop floor electronic work instructions (EWIs). Perform root cause and corrective action (RCCA) activities to permanently eliminate defects.

  • Troubleshoot production/equipment/program/tooling issues and implementing improvements and solutions.

Basic Qualifications:

Principal Manufacturing Engineer (Level 3):

  • Bachelor’s degree and 4 year or experience in the following engineering fields; Manufacturing, Quality, Production, Industrial, Process, Mechanical, Aerospace, Aeronautics OR Masters with 3 years of experience in mentioned fields; OR PhD in STEM field with 0 years of experience

  • Ability to obtain and maintain a DoD Secret level clearance per company and business needs

  • Ability to obtain and maintain Special Program Access (PAR) per company and business needs

  • Experience with Excel, PowerPoint and Outlook

Sr. Principal Manufacturing Engineer (Level 4):

  • Bachelor’s degree and 8 year or experience in the following engineering fields; Manufacturing, Quality, Production, Industrial, Process, Mechanical, Aerospace, Aeronautics OR Masters with 6 years of experience in mentioned fields; OR PhD in STEM field with 4 years of experience

  • Ability to obtain and maintain a DoD Secret level clearance per company and business needs

  • Ability to obtain and maintain Special Program Access (PAR) per company and business needs

  • Experience with Excel, PowerPoint and Outlook

Preferred Qualifications:

  • Experience with composite manufacturing

  • Active DoD Clearance

  • Ability to read and understand engineering drawings and specifications

  • Working knowledge of geometric dimensioning and tolerancing (GD&T)

  • Experience working with/programming Fanuc or similar robots

  • Experience using Catia V5 or similar CAD software

  • Experience using Solumina G8 or similar

  • Demonstrated understanding of root cause / corrective action processes and techniques

  • Experience using RCCA tools such as Five Why, Pareto, fishbone, etc.

  • Experience drafting, maintaining, and modifying work instructions and/or process specification

Primary Level Salary Range: $84,700.00 - $127,100.00Secondary Level Salary Range: $105,800.00 - $158,600.00The 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.
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