Software Engineer, Core Network Engineering

What this role involves

OpenAI is seeking a Software Engineer for their Core Network Engineering team to design and operate the networking infrastructure supporting large-scale AI training and inference. Responsibilities include improving performance, reliability, and scalability across host networking, datacenter fabrics, and WAN systems. The role requires experience with Linux networking, high-performance networking technologies, and production software development in C++, Python, or Go.

Skills this posting asks for

• linux networking
• kernel
• nics
• rdma
• infiniband
• roce
• dpdk
• ethernet fabrics
• datacenter networking
• wan
• host networking
• c++
• python
• go
• gpu interconnects
• automation
• observability
• performance engineering
• distributed systems

From the employer’s posting

ABOUT THE TEAM The Core Network Engineering team owns the end-to-end networking stack that connects OpenAI’s compute infrastructure — spanning global WAN/edge connectivity, data-center networking, and high-performance host/xPU networking used for large-scale training and inference workloads. This…