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Sentinel - Principal/Sr Principal System Engineer

Northrop Grumman

Roy, UTFull-time$98–148K/yrSeen 3 days agoSeen in employer's feed 3 days ago

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At a glance

Compensation
$98–148K/yr
Location
Roy, UT
Schedule
Full-time
Work Authorization
US work authorization required

Olive lists jobs from US employers, including remote roles you can work from the United States.

Requirements

Credentials this posting asks for.

Top Secret clearance, required

Job overview

Northrop Grumman seeks a Principal or Sr. Principal Systems Engineer to support the Sentinel program in Roy, Utah. The role develops and integrates Support Equipment, including its architecture, requirements, and designs, and performs systems engineering analyses across the product lifecycle. The engineer works with design, logistics, specialty engineering, and project management teams, using MBSE tools and requirements management tools to support technical, schedule, and cost constraints.

Skills & qualifications

RequiredNice to have

Skills

Systems Architecture Development, requiredModel-Based Systems Engineering, requiredMBSE Tools, requiredRequirements Management Tools, requiredProduct Lifecycle Analysis, requiredSystems Engineering Process, nice to haveSystems Integration, nice to haveCAMEO, nice to haveDOORS, nice to haveConfluence, nice to haveJIRA, nice to haveSupport Equipment Development, nice to haveTechnical Team Leadership, nice to haveCommunication, nice to havePeople Skills, nice to haveCritical Thinking, nice to haveOrganization, nice to haveHard Work, nice to haveMotivation, nice to haveIndependence, nice to have

Qualifications

Bachelor's in STEM or Equivalent, requiredBachelor's+5, Master's+3 or PhD+2 Years, requiredBachelor's+8, Master's+6 or PhD+4 Years, requiredUS Citizenship, requiredActive Secret Clearance, requiredTop Secret Clearance Eligibility, requiredSAP Approval Eligibility, requiredSystems Architecture Experience, requiredMBSE Tools Experience, requiredRequirements Management Tools Experience, requiredAerospace or Defense Project Experience, nice to have

Benefits

Relocation Assistance
Medical Insurance
Dental Insurance
Vision Insurance
401(k) Match
Tuition Assistance
Paid Time Off

Full job description

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: Secret

TRAVEL: 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.

Join Northrop Grumman on our continued mission to push the boundaries of possible across land, sea, air, space, and cyberspace. Enjoy a culture where your voice is valued and start contributing to our team of passionate professionals providing real-life solutions to our world’s biggest challenges. We take pride in creating purposeful work and allowing our employees to grow and achieve their goals every day by Defining Possible. With our competitive pay and comprehensive benefits, we have the right opportunities to fit your life and launch your career today.

Northrop Grumman Defense Systems is seeking a Principal Systems Engineer or Sr. Principal Mechanical Engineer to join our team. This position will be located at Roy, UT to support the Sentinel (GBSD) program in the Strategic Deterrent Systems (SDS) Division. Northrop Grumman supports the Air Force’s sustainment, development, production and deployment of hardware and system modifications for Intercontinental Ballistic Missile (ICBM) Ground and Airborne Launch Control Systems, Launch Facilities and associated infrastructure. This position may be filled at a higher level based on qualifications below.

Roles and Responsibilities

  • Performs technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for Support Equipment

  • Work with Design, Integrated Logistics Support, Specialty Engineering, and project management in development of Support Equipment for mission operational system on the Sentinel program to apply concepts and practices to Support Equipment.

  • Analysis and perform Model Based System Engineering (MBSE) for Support Equipment Architecture development.

  • Perform analyses at all levels of product lifecycle to include concept, design, fabrication, test, installation, operation, maintenance and disposal.

  • Ensures the logical and systematic conversion of customer or product requirements as applicable to support equipment and total systems solutions that acknowledge technical, schedule, and cost constraints.

  • Performs functional analysis, timeline analysis, detail trade studies, requirements allocation and interface definition studies to translate customer requirements into support equipment specifications using DOORS.

  • Develops Architectural framework products using CAMEO MBSE product toolsets.

  • Ensure support equipment requirements, architecture, and designs integrate with technical needs of the Sentinel program.

Basic Qualifications

This position may be filled at a Principal level or Sr. Principal Systems Engineer level

  • Requires a bachelor’s degree in a Science, Technology, Engineering or Mathematics (STEM) discipline from an accredited university with 5 years of related experience; a master’s degree with 3 years of related experience; or a PhD with 2 years (Sr. Principal level requires 8 years with a bachelor's; or 6 years with a master's; or 4 years with a PhD)

  • Must be a US Citizen with an active U.S. Government Secret Security Clearance, at time of application, current and within scope, with an investigation date within the last 6 years

  • Must have the ability to obtain and maintain Top Secret Clearance and Special Access Program (SAP) approval within a reasonable period of time, as determined by the company to meet its business needs

  • Requires 1 year of experience in Systems architecture development

  • Requires 2 years of experience in Model Based System Engineering (MBSE) Tools (Cameo, Magic Draw, Rhapsody or similar)

  • Requires 2 years of experience with Requirements management tools (DOORS, for example)

  • Demonstrated work history of performing analysis at all levels of product lifecycle to include concept, design, fabrication, test, installation, operation, maintenance and disposal

Preferred Qualifications

  • Solid understanding/Experience in System Engineering (SE) process, including SE experience across multiple levels of integration

  • Experience with the following tools: CAMEO, DOORS, Confluence, and JIRA

  • Experience developing/maintaining Peculiar (PSE) and Common (CSE) Support Equipment

  • Experience leading technical teams in large scale aerospace/defense projects

  • 3 year experience in Systems architecture development

  • Hard working, motivated, and independent worker

  • Excellent communication skills and people skills

  • Excellent critical thinking and personal organizational skills

Position Benefits

As a full-time employee of Northrop Grumman Defense Systems, 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 9/80. The 9/80 schedule allows employees who work a nine-hour day Monday through Thursday to take every other Friday off. This role may offer a competitive relocation assistance package.

#SentinelSystems

Primary Level Salary Range: $98,400.00 - $147,600.00

Secondary 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.

Job Category: Engineering

How this job compares

Set against the 11,834 open Systems Engineer jobs on Olive Jobs, counted November 11, 2026.

Pay
  • This posting$98–148K/yr
  • Utah median$98–183K/yr249 salary ranges
  • US median$115–189K/yr8,916 salary ranges

This range's midpoint, $123K, is 13% below the Utah median midpoint ($141K) — in the middle half of Systems Engineer salary ranges in Utah.

Openings
Olive Jobs lists 333 open Systems Engineer jobs in Utah and 11,834 across the US. 5% of them nationwide are listed as remote or flexible.
Hiring the most in Utah
Experience
This posting asks for at least 1 year of experience — less than three in four Systems Engineer postings that state a minimum ask for (median 5 years, across 9,745 postings).
Education
4,398 of the 11,834 open Systems Engineer jobs (37%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on November 11, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

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