Lead Simulation & GPU Performance Engineer

Valiant Technologies LLC; Irving (TX); On-site; USD 180,000 - 240,000; Full time

Job summary

Valiant Technologies LLC seeks a seasoned Lead Software Engineer in Irving, TX, specializing in Simulation Foundation Platforms, GPU Computing, and Agentic AI. You will optimize CUDA, C++, and Python workloads, driving performance across NVIDIA Omniverse, Isaac Sim, and distributed multi-GPU systems.

Lead initiatives, collaborate with robotics and AI teams, and shape scalable, high-performance simulation infrastructure in a cloud and on-premise environment.

Qualifications

• Bachelor's degree in a technical field.
• 7+ years of software engineering experience.

Responsibilities

• Analyze and optimize workloads across CPU, GPU, memory, I/O, storage, and networking.
• Refactor and optimize simulation codebases using CUDA, C++, and Python to improve hardware utilization.
• Design and implement agentic AI systems for automated code analysis and runtime performance optimization.
• Optimize and scale simulation workloads using Omniverse and Isaac Sim across multi-GPU environments.
• Manage and optimize containerized GPU workloads using Docker, Kubernetes, and Slurm.

Skills

C++

Python

CUDA

GPU optimization

Distributed computing

Leadership

Linux

Education

Bachelor's degree in Computer Science/Engineering

Tools

Nsight Tools

Docker

Kubernetes

Slurm

Omniverse

Isaac Sim

CoreWeave

AWS

Azure

Job description

Valiant Technologies LLC seeks a seasoned Lead Software Engineer in Irving, TX, specializing in Simulation Foundation Platforms, GPU Computing, and Agentic AI. You will optimize CUDA, C++, and Python workloads, driving performance across NVIDIA Omniverse, Isaac Sim, and distributed multi-GPU systems.

Lead initiatives, collaborate with robotics and AI teams, and shape scalable, high-performance simulation infrastructure in a cloud and on-premise environment.