Position Summary

The Senior Computer Program / Software Engineer – Modeling & Simulation is responsible for the design, development, integration, testing, and maintenance of advanced modeling and simulation systems used for analysis, training, mission planning, engineering evaluation, and decision support. This role develops high-performance software solutions that accurately model complex systems, operational environments, and real-world scenarios.

The engineer collaborates with systems engineers, data scientists, analysts, subject matter experts, and customers to develop simulation capabilities supporting defense, aerospace, government, research, and commercial programs.

Key Responsibilities

Software Development

Design, develop, and maintain modeling and simulation software applications.
Implement algorithms representing physical systems, operational processes, and mission scenarios.
Develop scalable and maintainable software architectures.
Perform code reviews and ensure compliance with software engineering standards.
Troubleshoot and resolve complex software issues.

Modeling & Simulation Engineering

Develop mathematical, statistical, and physics-based models.
Build constructive, virtual, and live simulation environments.
Validate models against operational data and system requirements.
Analyze simulation results and recommend improvements.
Support scenario development and experimentation activities.

Systems Integration

Integrate simulation systems with external applications, databases, sensors, and command-and-control systems.
Develop APIs and middleware components.
Support distributed simulation architectures.
Ensure interoperability with existing simulation frameworks and standards.

Verification & Validation (V&V)

Develop test plans and validation methodologies.
Conduct unit, integration, performance, and acceptance testing.
Verify simulation accuracy and model fidelity.
Document test results and corrective actions.

Technical Leadership

Provide technical guidance to software and simulation teams.
Mentor junior engineers.
Participate in architecture reviews and technical planning.
Support proposal development and technical solution design.

Research & Innovation

Evaluate emerging technologies and simulation methodologies.
Recommend improvements to modeling approaches and software architectures.
Support research and development initiatives.

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Required Qualifications

Bachelor's degree in Computer Science, Software Engineering, Computer Engineering, Mathematics, Physics, or related field.
5–10+ years of software engineering experience.
Experience developing modeling and simulation applications.
Strong programming skills in one or more of:
C++
Java
Python
C#
Experience with software development lifecycle (SDLC) processes.
Strong analytical and problem-solving skills.

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Preferred Qualifications

Master's degree in Computer Science, Engineering, Applied Mathematics, Operations Research, or related field.
Experience supporting defense, aerospace, research, or government programs.
Knowledge of simulation frameworks and standards.
Experience with distributed simulation environments.

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Technical Skills

Programming Languages

C++
Python
Java
C#
MATLAB

Modeling & Simulation

Discrete Event Simulation
Agent-Based Modeling
Monte Carlo Simulation
Digital Twin Technologies
Physics-Based Modeling
Statistical Analysis

Simulation Standards

High Level Architecture (HLA)
Distributed Interactive Simulation (DIS)
Test and Training Enabling Architecture (TENA)

Software Tools

Git
Jenkins
Docker
Kubernetes
Visual Studio
Eclipse

Data & Analytics

SQL Databases
Data Visualization
Machine Learning Integration
Data Modeling

Senior Computer Program/Software Engineer (Modeling & Simulation)

Job description