Principal/Sr. Principal Systems Engineer

Northrop Grumman

Principal Systems Engineer role at Northrop Grumman focusing on the Sentinel program's requirements and verification. Involves technical planning, system integration, and collaboration with Air Force customers.

Posted 6/9/2026full-timeHuntsville • Utah • 🇺🇸 United StatesSenior💰 $108,800 - $163,200 per yearWebsite

About the role

Key responsibilities & impact

The selected engineer will be responsible for multiple tasks within requirements and verification and architecture for the AVE Segment.
The engineer will be responsible for performing tasks dealing with requirements analysis, develop source data for requirements, generate requirements verification, and help prepare test plans and procedures, develop and review architecture in Cameo EA.
Participate in technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for mechanical, electrical and integrated systems
Create and maintain SysML and UPDM models in Cameo EA; interface with subject matter experts, analysts, architects, designers, system engineers and specialty engineers to capture Payload Systems GBSD structure and behavior using accurate UPDM/SysML representations according to OMG standards.
Apply the principles of engineering to design components and systems using applicable standards and specifications
Verify specifications and designs through modeling and simulation, test data processing, and performance analysis
Support all phases of the systems lifecycle including concept, design, fabrication, test, installation, operation, maintenance and disposal
Develop Basis of Estimates (BOEs) for the systems engineering function
Interface with Air Force customer

Requirements

What you’ll need

5 years of related experience with Bachelors of Science degree in a STEM (Science, Technology, Engineering and Math) discipline; 3 years with Masters; 0 years with PhD
8 years of related experience with Bachelor of Science degree in a STEM (Science, Technology, Engineering and Math) discipline; 6 years with Masters; 4 years with PhD
Must be a US Citizen with an active DoD Secret Clearance with an investigation date within the last 6 years.
Must be able to be successfully screened for Enhanced Security Clearances , within a reasonable amount of time as determined by the company to meet its business needs
4 years of experience with ICBM Weapon Systems
Experience with any of the following tools and languages: DOORS, Cameo, MagicDraw, UML, SysML
5 years of experience in Systems Engineering and any of the following areas: Requirements Management: MBSE, Functional Block Diagrams, Specification Trees Systems and end item requirements validation and verification
General knowledge of multiple engineering disciplines: Safety, Nuclear Hardness, Nuclear Surety, Material Science, Environmental, Parts and Logistics, etc

Benefits

Comp & perks

Medical, Dental & Vision coverage
401k
Educational Assistance
Life Insurance
Employee Assistance Programs & Work/Life Solutions
Paid Time Off
Health & Wellness Resources
Employee Discounts

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

requirements analysisrequirements verificationtest plansSysMLUPDMmodelingsimulationperformance analysissystems engineeringBasis of Estimates (BOEs)

Soft Skills

technical planningsystem integrationcost and risk analysissupportability analysiseffectiveness analysisinterfacing with subject matter expertscollaborationcommunication

Certifications

DoD Secret ClearanceEnhanced Security Clearances