Network Infrastructure Engineer, Global Network Infra (WAN)

Job summary

Responsibilities

We are looking for a hands-on Network Infrastructure Engineer to help design, deploy, activate, and operate OpenAI's global wide area network (WAN) infrastructure.

• Design, deploy, and support WAN infrastructure across data centers, network PoPs, and cloud connectivity environments.
• Own the end-to-end activation and turn-up of network circuits, working directly with fiber carriers and cloud service providers to establish and validate connectivity.
• Troubleshoot complex network issues across physical, Layer 2, and Layer 3 infrastructure, including optical signal problems, FEC errors, routing issues, and connectivity failures.
• Diagnose and isolate network failures across carrier, cloud provider, and internal infrastructure boundaries, driving issues through resolution.
• Contribute to physical network infrastructure design, including port mappings, fiber and cable layouts, optical distribution frames (ODFs), and connectivity planning.

Tech stack

• Python
• Go