Builds and operates high-performance networking infrastructure for OpenAI's large-scale AI training and inference, focusing on host networking, datacenter fabrics, and WAN systems. Optimizes latency, reliability, and scalability using technologies like RDMA, InfiniBand, and RoCE; requires strong systems programming in C++, Python, or Go.
230k – 342k/yr
On-siteDevOps / SRE
About the role
Responsibilities
Design, build, and operate networking systems that support large-scale AI training and inference infrastructure
Improve performance, reliability, and scalability across host networking, datacenter fabrics, and WAN systems
Develop automation for provisioning, configuration management, validation, upgrades, and lifecycle management of networking infrastructure
Build tooling and observability systems for network health, performance analysis, debugging, and automated remediation
Optimize network performance across technologies such as RDMA, RoCE, InfiniBand, Ethernet, and high-performance GPU interconnects
Define and operationalize networking protocols, readiness criteria, and continuous validation systems
Partner closely with compute, storage, hardware, and infrastructure teams to ensure networking scales predictably with fleet growth
Contribute to architecture decisions around topology design, capacity planning, failure domains, and network reliability
Diagnose complex distributed systems and networking issues across large heterogeneous compute environments
Requirements
Experience building or operating large-scale networking or distributed systems infrastructure
Comfortable working close to the hardware/software boundary
Experience with Linux networking, kernel systems, NICs, RDMA, or performance-sensitive infrastructure software
Worked with high-performance networking technologies such as InfiniBand, RoCE, DPDK, or large-scale Ethernet fabrics
Experience with datacenter networking, WAN systems, or host networking stacks
Enjoy debugging complex systems and performance bottlenecks across multiple layers of the stack
Comfortable writing production software in languages such as C++, Python, or Go
Strong systems fundamentals across networking, operating systems, distributed systems, or infrastructure engineering
Skills
Linux NetworkingRdmaInfiniBandRoceDpdkC++PythonGoKubernetesEthernet
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