Real-Time Rendering Engineer for Autonomous Systems

NCSL International; Irving (TX); On-site; USD 113,000 - 183,000; Full time

Benefits offered by this job

Medical, dental, and vision benefits

401(k) retirement plan

Paid time off

Job summary

Caterpillar Inc. seeks a Rendering Engineer to design and implement high-fidelity real-time rendering and sensor simulation for digital twins, autonomous machines, and virtual jobsite environments.

You will blend software engineering with graphics expertise to deliver scalable rendering pipelines and physically grounded sensor outputs. Responsibilities include developing rendering for cameras, LiDAR, radar, and perception workflows; optimizing performance; and integrating rendering into

Qualifications

• Strong software engineering in computer graphics, rendering engines, simulation, visualization, game engines, or sensor simulation.
• Advanced C++ and Python skills.
• Experience with Unreal Engine 5 and Omniverse RTX.
• Knowledge of GPU programming and rendering pipelines.

Responsibilities

• Design and develop real-time rendering pipelines for digital twin, machine, environment, and jobsite simulation applications.
• Implement physically based rendering, ray tracing, materials, lighting, weather, and scene optimization using Unreal Engine and NVIDIA Omniverse RTX.
• Develop and integrate camera, LiDAR, radar, depth, segmentation, and other sensor rendering capabilities for autonomy and perception workflows.
• Build shaders and GPU-accelerated features using HLSL, GLSL, CUDA, Vulkan, DirectX, OpenGL, or similar.
• Create reusable rendering services, plugins, APIs, tools, and asset processing workflows using C++ and Python.
• Optimize CPU and GPU performance, memory usage, frame time, throughput, latency, and visual fidelity for interactive and headless workloads.
• Support USD-based scene composition, asset validation, material conversion, level-of-detail strategies, and rendering interoperability.
• Collaborate with perception, autonomy, simulation, digital twin, and platform engineers to integrate rendering into workflows.
• Develop automated image and sensor-output validation, regression testing, and performance benchmarks.

Skills

Software engineering

C++

Python

Unreal Engine 5

NVIDIA Omniverse RTX

GPU programming

Rendering pipelines

Sensor simulation

Linux

Docker

CI/CD

Team collaboration

Communication

Education

Bachelor's degree in Computer Science/Engineering/Graphics

Master's degree preferred

Tools

Unreal Engine 5

NVIDIA Omniverse RTX

Unity

CUDA

OpenGL

Vulkan

DirectX

HLSL/GLSL

Job description

Caterpillar Inc. seeks a Rendering Engineer to design and implement high-fidelity real-time rendering and sensor simulation for digital twins, autonomous machines, and virtual jobsite environments.

You will blend software engineering with graphics expertise to deliver scalable rendering pipelines and physically grounded sensor outputs. Responsibilities include developing rendering for cameras, LiDAR, radar, and perception workflows; optimizing performance; and integrating rendering into