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Northrop Grumman

Sentinel - Principal / Sr Principal Cost Modeling Engineer - 18975

United States-Utah-Roy

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hirly's read of this role

Seniority
Lead / management
Country
US
Work mode
On-site / unstated
First seen by hirly
3 Oct 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

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 / Sr Principal System Engineer (T03/T04 levels). This position is located in Roy, Utah and supports the Sentinel program.

This role may offer a competitive relocation assistance package.

What You’ll Get To Do:

The selected candidate will join a team modeling high level Reliability, Availability, Maintainability, Cost (RAM-C) processes across multiple campuses. This role will focus Operating and Support (O&S) modeling to support affordable system design over its lifespan. O&S Model uses DoD Cost Assessment and Program Evaluation (CAPE) framework combining a variety of data sources. This role will support Requirement vs Cost (RvC) and Cost as an Independent Variable (CAIV) analysis for design reviews and major program events.

This position may also include other product support related modeling efforts to include Availability, Reliability Centered Maintenance (RCM), and Life Cycle Cost (LCC).

An ideal candidate will have experience with:

Modeling large systems and experience finding useful data and trends in large data sets

A candidate with maintenance or logistical background will be able to more easily communicate with stakeholders

Position will be working to mature a model and must be comfortable with pathfinding or blank page development activities

Experience with cost estimating models similar to ACEIT or SEER is preferred

Basic Qualifications

This requisition may be filled at either the Principal Engineer (T-03 level) or Sr Principal Engineer (T-04 level).

Required for Both Levels:

Must be a US Citizen with an active U.S. Government Secret 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 Special Access Program (SAP) approval within a reasonable period of time, as determined by the company to meet its business needs

Proficiency with Cost estimating tools (ACEIT, SEER, ReliaSoft, or similar) - 3 years of experience

Proficiency with Cost As an Independent Variable (CAIV) or Requirement vs Cost (RvC) modeling - 1 year of experience

Demonstrated technical expertise in the areas of cost specific modeling or modeling, simulation, and analysis (MS&A) - 3 years of experience

Experience utilizing base year dollars and understanding of inflation / Net Present Value (NPV) - 1 year

Knowledge of Agile development practices

Principal Systems Engineer (T-03 level):

Bachelor's degree in a STEM (Science, Technology, Engineering or Mathematics) discipline with a minimum 5 years of related experience; 3 years with a Master’s; or 1 years with a PhD

Sr. Principal Systems Engineer (T-04 level):

Bachelor's degree in a STEM (Science, Technology, Engineering or Mathematics) discipline with a minimum 8 years of related experience; 6 years with a Master’s; or 4 years with a PhD

Preferred Qualification

Active Top Secret Clearance

Proficiency with data handling scripting (SQL, Azure, PowerBI or similar) - 1 year of experience

Proficiency with engineering scripting (Python, C++/C#, Matlab, VBA or similar) - 1 year of experience

Experience with cost estimating ACAT 1 programs

Expertise with Systems Engineering (SE) (Systems engineering V, systems integration, VV&A, or similar)

Experience defining confidence bounds and quantifying sources of error in models

Experience with Agile Release Train (ART) or Scaled Agile Framework (SAFe)

Experience with the Atlassian Tool Suite (Jira / Confluence)

Advanced use of standard Microsoft Office products to include development tools

Strong interest to interact with a wide variety of skills across multiple engineering domains. These engineering domains include: Systems Safety, Reliability, Availability, Maintainability, Integrated Logistics Support, Product Support, Digital Integration, and Sustainment Cost Modeling

Experience with pathfinding / blank page development efforts

INCOSE certifications

Knowledge of DoD CAPE guide, Title 10 U.S.C. Chapter 323, or DoDI 5000.73

Capable of working with minimal direction, independently determines and develops technical objectives of assignments, and presents work upon completion for high level review

Position Benefits

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

https://www.northropgrumman.com/who-we-are/total-rewards-benefits/

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.

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.northropgrumm

Original posting on Northrop Grumman's site ↗

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