Software Simulation Engineer

7 days ago


Delhi, India Griphic Full time

Software Engineer - L3 (Simulation & Unreal Engine Engineer)   Location & Type: Delhi, Full-time  We’re looking for a high-energy, multi-disciplinary Software Engineer (L3) with a strong foundation in C++, Unreal Engine, simulation systems, and real-time 3D technologies . This role is ideal for someone who enjoys working across VR/MR/AR , Digital Twin platforms , Streaming 3D technologies , physics-heavy simulations , and performance-critical engine code . You should be someone who thrives in fast-paced environments, loves solving complex mathematical/physics problems, and enjoys building systems that feel smooth, intelligent, and real.   Unreal, C++, and Core Simulation Engineering Build and extend simulation systems in Unreal Engine using modern C++ (UE4/UE5).  Build intuitive 3D UI, interaction mechanics, gestures , spatial anchors, tracking, and device abstraction layers. Digital Twin, Streaming Tech & Real-Time Visualization   Build digital twin environments tied to live sensor data, IoT streams, AI/ML outputs, and telemetry .  Implement real-time streaming of data, 3D states, animations, camera paths, or events into UE.  Build visualization layers: dashboards, overlays, geospatial layers, analytics in 3D. Rendering + Performance Optimization   Profile and optimize CPU/GPU workloads , memory usage, draw calls, and FPS stability.  Instancing, LOD systems, occlusion culling, async loading, asset streaming, multi-threading, smart GC .  Use profiling tools (Unreal Insights, RenderDoc, PIX, GPU Visualizer) to diagnose performance bottlenecks. Systems Design, Architecture & Engineering Leadership   Write design documents, break complex features into modules, and propose technical strategies.  Collaborate closely with AI/ML engineers, software engineers, designers, 3D artists, and DevOps .  Own production modules, help with incidents, and drive technical improvements.    3–4+ years experience in Unreal Engine (UE4/UE5) with strong modern C++ skills.  ~ b) Rendering pipeline & shader/material systems  (Experience building real-time simulation or visualization tools .  Skilled in integrating APIs, data streams, WebSockets , or telemetry pipelines.  Ability to ship across platforms: Windows, Android, XR devices.    Experience with Digital Twins , BIM/CAD, GIS, robotics simulation.  Shader authoring (HLSL/GLSL), compute shaders, or procedural rendering.  Niagara VFX, Houdini Engine, procedural content frameworks.  Python/C# scripting for tool automation.  Knowledge of game networking , replication, multiplayer simulation sync.  Familiarity with DevOps , automated builds, Perforce workflows.    Soft Skills & Culture Fit   Highly curious, self-driven, and passionate about 3D, physics, and simulation engineering.  Excellent communication, able to collaborate across multiple engineering and creative disciplines.  Strong problem-solving mindset with attention to detail and performance. Griphic is founded by IIT Delhi engineers with a vision to enrich lives through technological innovation. We combine cutting-edge AI with hyper-realistic virtual experiences to solve problems and disrupt industries. Our team includes IIT Delhi engineers, AI/ML experts, VR developers, and 3D specialists. Backed by SKETS Studio (700+ professionals in BIM, architecture, VR, and 3D visualization), we are building the future of immersive web applications.


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