CareerPlanSign in

Principal Game Engine Engineer, Platform

Redmond, Washington💼 Full-time🗓 2026-05-20 → 2026-09-26

Core

Design, implement, and optimize real-time physics systems for immersive digital twins and simulation applications.

Role type

Principal Game Engine Engineer (Physics Systems)

Builds

Scalable physics solutions, simulation assets, and performant features for logistics, telecom, defense, and infrastructure sectors.

Domain

Geospatial intelligence, physics-based 3D simulation, cloud/edge environments

Deliverable

production ML models | product features

Required skills

C++ (modern standards), rigid-body dynamics, collision detection (GJK, SAT, CCD), constraint solvers, multi-threading/job systems, SIMD/vectorization, memory management, profiling/debugging, engine integration (animation, rendering)

Preferred skills

Unreal Engine (Chaos), Unity (DOTS/Physics), Havok, Bullet, PhysX, GPU compute (CUDA), deterministic simulation strategies, console platform certification

Technologies

C++, Unreal Engine, Unity, CUDA, Python, C#, Lua

Responsibilities

Own physics architecture (data models, solver strategies), deliver core physics features (collision, vehicle dynamics, fluid/atmospheric mechanics), integrate with simulation logic and animation, optimize performance (frame time, memory), ensure stability and robustness, build authoring tools and visualizers, mentor engineers and set technical standards

Seniority

Principal, hands-on IC with mentorship and technical direction

Sourced via lever · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.