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Sentinel - Sr Principal Systems Engineer (PLT) - 3290-2

Northrop Grumman

Posted today

Job Requirements

Roy, UT
Top Secret Polygraph Unspecified
Career Level not specified
$122,800 - $184,200

Job Description

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: No

CLEARANCE TYPE: Top Secret

TRAVEL: 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 Strategic Defense Systems is seeking a Sr. Principal Systems Engineer for Model Based Systems Engineering (MBSE) Products. This position will be with our Payloads IPT of the Sentinel Program in the Northrop Grumman Defense Systems sector located in Roy, UT.

The successful applicant will be able to:
  • Manage technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for mechanical, electrical and integrated systems.
  • Apply the principles of engineering to design components and systems using applicable standards and specifications.
  • Perform requirements analysis, develop source data for requirements, generate requirements verification, and help prepare test plans and procedures.
  • Perform Verification Planning in DOORS.
  • Support all phases of the systems lifecycle including concept, design, fabrication, test, installation, operation, maintenance and disposal.
  • Support team members in interfacing with subcontractors regarding subcontractor requirements, interface, and verifications development.
  • Review contractor SDRLs. Create CDRL content from contractor SDRLs when needed.
  • Interface with other IPTs to develop interface requirements and ConOps.
  • Interface with USAF customer.


Basic Qualifications:
  • 8 Years with a STEM Bachelors degree; 6 Years with Masters; 4 Years with PhD
  • Must have the ability to obtain and maintain a U.S. Government DoD Top Secret security clearance
  • Must be able to obtain and maintain Special Access Programs (SAP) clearance
  • 5 years systems engineering experience including requirements decomposition/allocation and requirements verification planning.
  • 5 years of direct experience with DOORS and specification authoring with verification methodology


Preferred Qualifications:
  • Experience with ICBM caliber Penetration Aids/ Countermeasures
  • Experience with nuclear weapons
  • INCOSE or equivalent certification
  • Experience with threat modeling and requirements decomposition based on threat modeling
  • Direct experience with CAMEO as an MBSE tool
  • 5 years of direct experience with MBSE concepts and methodology for both functional and physical architecture viewpoints
  • Experience with Requirements verification activity including test and analysis
  • Familiarity with Sentinel Systems engineering PROPs
  • Familiarity with Sentinel AVE Interface documents
  • Demonstrated ability to lead a system engineering team through product development
  • Knowledge of EVMS principles and practices and direct experience with EMVS


As a full-time employee of Northrop Grumman, you are eligible for our robust benefits package including:
  • Medical, Dental & Vision coverage
  • 401k
  • Educational Assistance
  • Life Insurance
  • Employee Assistance Programs & Work/Life Solutions
  • Paid Time Off
  • Health & Wellness Resources
  • Employee Discounts


This position's 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.

#Sentinelsystems

Primary Level Salary Range: $122,800.00 - $184,200.00

The 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.
group id: 10122071

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About Us
Northrop Grumman solves the toughest problems in space, aeronautics, defense and cyberspace to meet the ever-evolving needs of our customers worldwide. Our 90,000 employees are Defining Possible every day using science, technology and engineering to create and deliver advanced systems, products and services. Northrop Grumman careers and internships are as varied as your interests, with a lifetime of potential that will allow you to work together with people from many backgrounds, personal passions and disciplines. © 2025 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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Job Category
IT - Software
Clearance Level
Top Secret