
Principal / Senior Principal Mechanical Engineer
Real job — pulled straight from Northrop Grumman’s careers page · Verified September 11, 2026 · No reposts.
Job description
Northrop Grumman is hiring a Principal / Senior Principal Mechanical Engineer — a full-time, based in Roy, UT role ($89k–$168k). Apply directly on Northrop Grumman's careers page below.
Principal / Sr. Principal Mechanical Engineer - 19524*
Location: United States-Utah-Roy
Time Type: Full time
Job Description
RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SecretTRAVEL: Yes, 10% of the TimeDescription
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’s Defense Systems sector is looking for a Principal / Sr. Principal Mechanical Engineer located in Roy, UT. The position may be filled at either level depending on applicant experience relevant to the role.
What You'll Get to Do:
As a Mechanical Design Engineer supporting the SDS Support Equipment team, you will be responsible for coordinating with suppliers, reviewing designs, and integrating with other NG integrated product teams to ensure adherence to, and implementation of requirements. You will actively participate in design reviews, research, plan, design and develop mechanical products and solutions. Strong interpersonal skills and attention to detail are critical to being successful in this position.
The standard work schedule is a 9/80. The 9/80 schedule allows employees who work a nine-hour day Monday through Thursday to take every other Friday off.
You Will Bring These Qualifications:
- - Principal Mechanical Engineer: Bachelor’s degree in a STEM field (Science, Technology, Engineering, Mathematics) and with 5 years of experience; or Master's degree with 3 years of experience; PhD with 1 years of experience
- - Sr Principal Mechanical Engineer: Bachelor’s degree in a STEM field (Science, Technology, Engineering, Mathematics) and with 8 years or experience; or Master's degree with 6 years of experience; PhD with 4 years of experience
Both Levels require the following qualifications:
Must be a US Citizen with an active DoD Secret Clearance with an investigation date within the last 6 years
Ability to obtain Special Program Access (SAP)
Experience performing CAD modeling with design tools such as Siemens NX or similar
Must be proficient with Microsoft Office Suite of tools - Project, PowerPoint, Excel, Word
Experience performing mechanical design efforts on MILCON, major infrastructure/building projects, or Aerospace and Defense programs.
Ability to understand and interpret requirements
These Qualifications Would be Nice to Have:
Must be able to work independently, function in a dynamic environment, and be flexible to changing direction
Excellent interpersonal, written communication, and presentation skills, including the ability to clearly and succinctly communicate complex concepts
Exposure to missiles program requirements & with propulsion
Proficient with 3D design/2D drawing CAD in NX
Proficient with PDM and/or CPLM
Proficient with GD&T and ASME Y14.5-2009
Get Mechanical Engineer jobs like this→
New roles from thousands of companies land hourly, straight from their careers pages. Get the freshest matches by email so you never miss one.
Email me new jobsSimilar jobs




Frequently asked questions
What is the salary for Principal / Senior Principal Mechanical Engineer at Northrop Grumman?
The estimated salary range for Principal / Senior Principal Mechanical Engineer at Northrop Grumman is $89,000 - $168,000 USD per year.
What skills are required for Principal / Senior Principal Mechanical Engineer at Northrop Grumman?
The required skills for Principal / Senior Principal Mechanical Engineer at Northrop Grumman include: Microsoft 365.
What is the seniority level for Principal / Senior Principal Mechanical Engineer at Northrop Grumman?
Principal / Senior Principal Mechanical Engineer at Northrop Grumman is a Principal / Senior level position.
How do I apply for Principal / Senior Principal Mechanical Engineer at Northrop Grumman?
You can view the full description and apply for Principal / Senior Principal Mechanical Engineer at Northrop Grumman on EchoJobs: https://echojobs.io/job/northrop-grumman-principal-sr-principal-mechanical-engineer-19524-c0519.