
Real job — pulled straight from Northrop Grumman’s careers page · Verified September 26, 2026 · No reposts.
Job description
Northrop Grumman is hiring a Senior Principal Systems Engineer — a full-time, based in Roy, UT role ($123k–$184k). Apply directly on Northrop Grumman's careers page below.
Sr Principal Engineer Systems-19777
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 Defense Systems is seeking a Systems Engineering Integration and Test (SEIT), Sr. Principal Systems Engineer in support of the Sentinel weapon system program. This highly visible Individual Contributor role will be located in Roy UT and will support the Air Force’s development, production and deployment of the Sentinel Intercontinental Ballistic Missile (ICBM) ground and airborne launch control systems, launch facilities, launch control centers, and associated infrastructure.
In this role, you will lead and provide guidance to a small team of systems engineers and participate in conducting weapon system design integration and architecture development in support of the Sentinel weapon system. The primary nature of this role is in support of the Sentinel Milestone B recertification campaign for the TMRR milestone. Responsibilities include, but are not limited to, the following:
• Development of System Level architecture, decomposition and allocation from a Weapon System Specification down to the lowest level CI definition.
• Perform trade studies in support of SFR, CDR and PDR campaign events.
• Develop product support for various level of milestone campaign activities.
• Work with the Sentinel customer base in support of developing product for Sentinel MPEs
Work with the Sentinel customer base in negotiation and execution of MPE criteria in support of Milestone B.
Basic Qualifications:
Bachelor's degree in a Science, Technology, Engineering or Mathematics (STEM) discipline from an accredited university and 8 years of experience with Bachelor's degree, 6 years of experience with Master's degree, 4 years of experience with PhD
- Must be a US Citizen with an Active DoD Secret Clearance with an investigation date within the last 6 years
- Must be able to be successfully screened for Enhanced Security Clearances, within a reasonable amount of time as determined by the company to meet its business needs
- 3+ years of experience developing or reviewing requirements within DOORS or similar tool
- 2+ years’ experience in ICBM (MMIII or Sentinel) OR complex aerospace/defense systems
- 2+ years’ experience in team environments with leadership responsibilities
- 1+ year experience creating, updating, and maintaining system performance documentation
Preferred Qualifications:
• Ability to obtain and maintain SCI approval/access
• 5+ years of experience working with DOORS
• 5+ years of experience working with MBSE (Cameo)
• Strong verbal, written communication, and interpersonal skills
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Frequently asked questions
What is the salary for Senior Principal Systems Engineer at Northrop Grumman?
The estimated salary range for Senior Principal Systems Engineer at Northrop Grumman is $123,000 - $184,000 USD per year.
What is the seniority level for Senior Principal Systems Engineer at Northrop Grumman?
Senior Principal Systems Engineer at Northrop Grumman is a Senior / Principal level position.
How do I apply for Senior Principal Systems Engineer at Northrop Grumman?
You can view the full description and apply for Senior Principal Systems Engineer at Northrop Grumman on EchoJobs: https://echojobs.io/job/northrop-grumman-sr-principal-engineer-systems-19777-6theb.