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Sentinel - Principal​/Sr. Principal Structural Engineer- 19603

Job in Roy, Weber County, Utah, 84067, USA
Listing for: Northrop Grumman
Full Time position
Listed on 2026-08-16
Job specializations:
  • Engineering
    Structural Engineer, Civil Engineering, Aerospace / Aviation / Avionics, Engineering Design & Technologists
Job Description & How to Apply Below
Position: Sentinel - Principal/Sr. Principal Structural Engineer- 19603*

Principal/Sr. Principal Structural Engineer

Northrop Grumman Defense Systems is seeking a Principal/Sr. Principal Structural Engineer. This position will be located in Roy, UT and will support the Sentinel program. This role may offer a competitive relocation assistance package.

What You Will Get To Do:

The selected candidate will become a Principal/Sr. Principal Civil Design Engineer on the Infrastructure Design Team (INF). This role supports the design, modeling, and integration efforts for Civil/Structural elements for Sentinel Launch Facilities, Launch Centers, or Test Facilities.

  • Responsible for overseeing and coordinating civil/structural systems design for the Sentinel infrastructure and facilities.
  • Subject matter expert supporting the design of high complexity civil/structural systems, including structural steel design drawings, concrete forming and reinforcing design drawings.
  • Interpret and verify industry standards, guidelines, and codes for project deliverables.
  • Participate in project design/model reviews.
  • Review subcontractors design product quality/accuracy by reviewing civil/structural designs and validating that current standards are applied and integrated into the design solution.
  • Support the delivery of Civil/Structural facility design Technical Data Packages, Issue-for-Construction (IFC) packages, as-built TDPs, PDPs, interface models, and additional design artifacts.
  • Supporting structured trade studies to evaluate alternative design solutions to resolve technical issues.
  • Developing and presenting design change requests, coordinating with impacted internal and external stakeholders, and ensuring configuration control of the technical baseline.
  • Identifying risks and opportunities associated with or driven by design factors and executing handling/mitigation/capture actions to reduce risk or realize opportunities.
  • Developing and maturing Civil/Structural facility designs that meet Weapon System requirements, UFC, MIL-STD, and other applicable codes and regulations.

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 positions 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.

    Basic Qualifications:

    This role can be filled at the Principal Structural Engineer (T03) or Sr. Principal Structural Engineer (T04) level.

    • Principal Structural Engineer:
      Bachelor's degree in Science or STEM with 5 years of experience; or Master's degree with 3 years of experience; or PhD with 0 years of experience.
    • Must be a US Citizen with the ability to obtain and maintain a DoD Secret Clearance
    • U.S. Citizenship with the ability to obtain Special Program Access (SAP).
    • Knowledge and/or experience with structural analysis of structures, utility connduit and connections.
    • Professional knowledge of structures, statics, strength of materials, structural dynamics principles, and methods.
    • Demonstrated ability to collaborate effectively with adjacent disciplines (e.g. systems engineering, aerodynamics, stress analysis, design, test) in a highly integrated team environment.
    • Experience with review of structural calculations, Basis of Design, construction drawings and specifications, logic plans, preferably with aerospace structures.

    Sr. Principal Structural Engineer:
    Bachelor's degree in a Science, Technology, Engineering or Mathematics (STEM) discipline from an accredited university with 8 years of experience, 6 years of experience with Master's degree, 4 years of experience with PhD.

    • Must be a US Citizen with the ability to obtain and maintain a DoD Secret Clearance
    • U.S. Citizenship with the ability to obtain Special Program Access (SAP).
    • Knowledge and/or experience with structural analysis of structures, utility connduit and connections.
    • Professional knowledge of structures, statics, strength of materials, structural dynamics principles, and methods.
    • Demonstrated ability to collaborate effectively with adjacent disciplines (e.g. systems engineering, aerodynamics, stress analysis, design, test) in a highly integrated team environment.
    • Experience with review of structural calculations, Basis of Design, construction drawings and specifications, logic plans, preferably with aerospace structures.

    Preferred Qualifications:

    • Structural Engineer Professional Engineering Registration or Structural Engineer Professional Engineering Registration/SE.
    • Excellent interpersonal, written communication, and presentation skills, including the ability to clearly and succinctly communicate complex concepts and technical concepts to internal and external stakeholders.
    • Exposure to structural test applications.
    • Experience with seismic analysis (ASCE 7-16).
    • Experience with Uniform Facility Criteria, Uniform Facilities…
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