Principal/Sr Principal Engineer, Systems Modeling, Simulation

Northrop Grumman

. Analyze current inventory effectiveness using statistical analysis .

Posted 9/21/2026full-timeSan Diego • California • United StatesSenior💰 $114,000 - $213,400 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in statistical analysis, data analysis, and system modeling, with a strong focus on developing and integrating simulation frameworks and performance models. Proficient in using advanced analytical tools and techniques to optimize operational effectiveness and support decision-making processes.

Highest-signal resume keywords

Statistical AnalysisData AnalysisSystem ModelingMS Excel ProficiencyProject Management Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Statistical AnalysisData AnalysisSystem ModelingSimulation Framework DevelopmentPerformance Model DevelopmentAlgorithm DevelopmentGraphical User Interface DevelopmentData Mining TechniquesOperational AnalysisMission Effectiveness Analysis

Tools & Technologies

MS ExcelTempoVMetricEDCASMAAFLCOM

Certifications & Qualifications

U.S. Government Secret ClearanceU.S. Government Top Secret ClearanceSpecial Access Program Clearance

Industry Keywords

Logistics SupportModel-Based Systems EngineeringOperations and Support Cost AnalysisLevel of Repair AnalysisSpares Sensitivity Analysis

About the role

Key responsibilities & impact

Analyze current inventory effectiveness using statistical analysis
Account for changing configurations
Apply probability-based analytics to optimize recommendations and maximize key performance indicators
Gather required information and work with stakeholders
Provide analyses and presentations
Develop or integrate system simulation frameworks, performance models and algorithms, threat models, and command-and-control models
Simulate real-time operations and develop software/models representing projected system behavior
Develop, integrate, and use graphical user interfaces and visualization tools
Model operational environments and perform computer-simulation trade studies
Recommend alternative architectures
Perform operational analysis and mission effectiveness analysis
Develop and integrate mission concept development, Level of Repair Analysis, spares sensitivity, Operations and Support cost analyses/ROI, and model-based systems engineering
Develop and adapt models, methods, and simulations supporting system design, development, and sustainment

Requirements

What you’ll need

Bachelor's degree in a STEM discipline and 5 years of statistical analysis, data analysis, or system modeling experience for the Principal level; or Master's degree and 3 years; or PhD and 1 year
Bachelor's degree in a STEM discipline and 8 years of statistical analysis, data analysis, or system modeling experience for the Sr Principal level; or Master's degree and 6 years; or PhD and 4 years
Advanced proficiency with MS Excel, including extensive formula calculations, pivot tables/charts, and macros
Ability to obtain and maintain U.S. Government Secret and Top Secret clearances
Ability to obtain and maintain Special Access Program (SAP) clearance
Willingness and ability to travel up to 25%
Current active in-scope U.S. Government Top Secret Clearance with Special Program Access preferred
Experience in statistical modeling preferred
Previous project management experience preferred
Experience with Tempo, VMetric, or EDCAS in a professional environment preferred
Experience with MAAF or LCOM preferred
Experience with data mining techniques preferred
Relevant experience in logistics support elements preferred
U.S. Citizenship is required for positions with a government clearance

Benefits

Comp & perks

Relocation assistance may be available
Flexible work arrangements
9/80 work schedule with every other Friday off
Phenomenal learning opportunities
Exposure to a wide variety of projects and customers
Friendly team environment
Overtime eligibility may apply
Shift differential may apply
Discretionary bonus eligibility
Health insurance coverage
Life and disability insurance
Savings plan
Company-paid holidays
Paid time off (PTO) for vacation and/or personal business