Job Description

Senior Principal Software Engineer, Modeling & Simulation

Senior Principal Software Engineer, Modeling & Simulation

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Help redefine how the DoD makes multi-billion-dollar force-design decisions. In this role, you'll fuse physics-driven simulation, interactive computing, and verified AI code-generation to create next-generation wargaming platforms. We're seeking a hands-on leader who can architect and build an extensible, cloud-distributed simulation environment, and inspire a small, high-conviction team by leading from the front.

• Design & implement a scalable, interactive physics simulation that runs seamlessly in cloud and on-prem clusters
• Own the core codebase in modern C++ from multi-threaded performance tuning to continuous integration
• Collaborate with product & AI teams to embed verified, AI-generated algorithms directly into a developer SDK for extending the platform
• Prototype quickly, iterate faster: deliver usable capability to government end-users in weeks, not months
• Set the engineering barwrite clean code, document rigorously, and mentor teammates through code reviews and pair programming

• Mission with impact: your work shapes the digital battlefield models that influence real-world acquisition
• Velocity: small teams, rapid iteration cycles, and the mandate to ship
• Ownership: no passengers, everyone pushes code that hits production

• Master's degree (or equivalent) in applied math, scientific computing, physics, or a related field
• Proven expertise in multi-threaded C++ for high-performance applications
• Hands-on experience with large-scale, physics-based simulations
• Active Secret clearance (or higher)

• PhD (or equivalent depth) in applied math, scientific computing, physics, or similar
• GPU compute chopsOpenCL, CUDA, etc...
• Data oriented framework design experience like ECS
• Prior work running physics simulations in distributed cloud environments.
• TS/SCI clearance

• Health care plan with 100% premium coverage, including medical, dental, and vision
• 401k with 5% matching
• Paid Time Off (Uncapped Vacation, plus Sick & Public Holidays)
• Flexible hybrid work arrangement
• Relocation assistance for qualifying employees

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Engineering and Information Technology

• Industries

  IT Services and IT Consulting

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