Principal/Sr Principal Engineer, Systems Modeling & Simulation

Northrop Grumman

. Analyze current inventory effectiveness using statistical analysis .

Posted 9/25/2026full-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 modeling, and system simulation to optimize performance and inform decision-making. Proficient in developing and integrating analytical frameworks and visualization tools to support operational effectiveness.

Highest-signal resume keywords

Statistical AnalysisSystem ModelingMS Excel ProficiencyUS Government Top Secret ClearanceProject Management Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Statistical ModelingData AnalysisSystem SimulationPerformance ModelingAlgorithm DevelopmentOperational AnalysisMission Effectiveness AnalysisGraphical User Interface DevelopmentTrade StudiesModel-Based Systems Engineering

Tools & Technologies

TempoVMetricEDCASMAAFLCOM

Certifications & Qualifications

US Government Top Secret ClearanceSpecial Access Program Clearance

Industry Keywords

Logistics SupportMaintenance PlanningData Mining TechniquesObsolescence ManagementTraining Systems

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 impacts to key performance indicators
Gather required information and work with stakeholders
Provide analyses and presentations
Develop and/or integrate system simulation frameworks, performance models and algorithms, threat models, and command and control models
Simulate real-time operation and develop software/models representing projected system behavior
Develop, integrate, and use graphical user interfaces and visualization tools
Model operational environments
Perform trade studies through computer simulation and 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 the design, development, and sustainment of system design concepts and technologies

Requirements

What you’ll need

Bachelor's degree in a STEM discipline and 5 years of statistical analysis, data analysis, or system modeling experience; OR Master's degree in a STEM discipline and 3 years of relevant experience; OR PhD in a STEM discipline and 1 year of relevant experience for the Principal level
Bachelor's degree in a STEM discipline and 8 years of statistical analysis, data analysis, or system modeling experience; OR Master's degree in a STEM discipline and 6 years of relevant experience; OR PhD in a STEM discipline and 4 years of relevant experience for the Sr Principal level
Experience in statistical modeling
Advanced proficiency with MS Excel, including extensive formula calculations, pivot tables/charts, and macros
Must have the ability to obtain a US Government Top Secret Clearance
Must have the ability to obtain and maintain Special Access Program (SAP) clearance
Willing and able to travel up to 25%
U.S. Citizenship is required for positions with a government clearance
Preferred: current active in-scope US Government Top Secret Clearance with Special Program Access
Preferred: previous project management experience
Preferred: experience with Tempo, VMetric, or EDCAS
Preferred: experience with MAAF or LCOM
Preferred: experience with data mining techniques
Preferred: relevant experience in logistics support elements, including LSA, Maintenance Planning, ModSim, SEE, PHM, SLO, Obsolescence Management, Training & Training Systems, Technical Data, Support Hardware, Fleet & Field Support, and Product Support Management

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