Simulation Developer

MANTECH is hiring a Simulation Developer in Quantico, VA (onsite) to support the Marine Corps Warfighting Lab’s shift to digital wargaming.

Responsibilities

• Design, develop, and sustain simulation models and simulation environments using programming languages, tools, and data sources
• Integrate simulation models and simulations into larger system architectures
• Support Marine Corps Warfighting Laboratory (MCWL) Wargaming Division efforts, including interoperability testing and model orchestration
• Partner with engineers, analysts, and operational subject matter experts to improve model fidelity and maintain simulation accuracy
• Implement new simulation features, perform model testing and validation, and troubleshoot issues across evolving simulation platforms
• Lead and support planning, coordination, and documentation for simulation projects, including data collection, stakeholder alignment, and capability tracking

Requirements

• Bachelor’s degree in Computer Science, Software Engineering, Game Development, or a related technical field
• Minimum 7 years of software development experience focused on simulation or game-based environments; 10 years total experience without a degree
• Proficiency with programming languages including C++, C#, Python, or Java
• Experience with simulation platforms or engines: AFSIM, NGTS, OneSAF, Unity, Unreal Engine, Simio, or Arena
• Familiarity with version control systems and collaborative software development workflows

Preferred Qualifications

• Understanding of modeling and simulation principles in military or operational contexts
• Familiarity with mission engineering, wargaming, campaign analysis, or Naval Capabilities Integration Process (NCIP), and related military systems/processes
• Knowledge of 3D graphics, physics engines, and database management systems (example: SQL)
• Experience using Agile or Scrum development methodologies in simulation projects
• Strong communication, analytical, and cross-functional collaboration skills

Clearance Requirements

• Must possess a current/active TS/SCI security clearance

Physical Requirements

• Ability and willingness to perform occasional manual labor and warehouse duties
• Ability to lift up to 50 pounds
• Ability to remain in a stationary position 50% of the time
• Occasionally move within the office to access file cabinets and office machinery
• Frequently communicate with coworkers, management, and customers, which may include delivering presentations; must be able to exchange accurate information

Technologies

• C++, C#, Python, Java
• AFSIM, NGTS, OneSAF, Unity, Unreal Engine, Simio, Arena
• Version control systems, SQL