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Sentinel (GBSD) Principal/Sr Principal Engineer Model Simulation - 15139

Northrop Grumman
UTRO01, United States, United Statesfull_timeVerifiedPosted 14 Nov 2025
💰 $178,000/yr($95,300/yr$178,000/yr)

About the role

RELOCATION ASSISTANCE: Relocation assistance may be available

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.

Northrop Grumman Defense Systems is seeking a Principal/Sr. Principal Systems Modeling Simulation Engineer​. This position is located in Roy, UT and supports the Sentinel program. The role may be filled at either level, based upon candidate experience.

What You’ll Get To Do:

As part of the AVE Aero/Fluids team within the AVE Modeling, Simulation, and Analysis (MS&A) IPT you will be responsible for the following:

  • Generate and modify aerodynamics database models for integration into dynamics and controls simulations

  • Perform Computational Fluid Dynamics simulations as well as hand calculations to predict performance in a wide variety of flight regimes and physics

  • Create technical documentation related to verification and validation, peer reviews, customer presentation, and work planning

  • Be involved in the planning, execution, and data analysis of physical testing

  • Write code for the automation of tasks and simulation, data analysis, and modeling

Position responsibilities include:

  • Apply extensive aero/fluids knowledge, skills and ability in pursuit of meeting contractual requirements. Strong emphasis on the development of tools, processes, and resources to translate raw aero/fluids data into models, databases, simulations (e.g. 3/6 DOF), etc

  • Ensure the quality of Aero/Fluids team products meets technical rigor and IPT/deliverable standards

  • Develop technical solutions to complex aero/fluids problems

  • Provide leadership, mentorship, and technical guidance to team members

  • Collaborate closely with other relevant disciplines/IPTs, e.g. Flight Analysis, Structures, Propulsion, Integration and test, etc

  • Communicate effectively and clearly; present technical approaches and findings to customers, executive management, and other program stakeholders

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 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.

You'll Bring These Qualifications:

  • Principal: 5 Years with Bachelors in Science; 3 Years with Masters; 1 Years with PhD.

  • Sr Principal: 8 Years with Bachelors in Science; 6 Years with Masters; 4 Years with PhD.

  • Ability to obtain a DoD Secret Security Clearance

  • 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

  • Strong sense of urgency and work ethic in ensuring engineering meets customer and program expectations in a timely and efficient manner

  • 1 years of experience developing aerodynamic models, tools, databases using Matlab, Python, C++ or similar for integration into 3/6DOF simulations

  • 1 year experience with analytical aerodynamic design tools, e.g. Missile DATCOM or similar

  • 2 years of experience with commercial CFD codes such as CFD++, StarCCM+, or ANSYS Fluent

  • Demonstrated technical writing experience in both authoring and reviewing formal analysis documentation; strong ability to verbally communicate technical content to senio

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Company

Northrop Grumman

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