Senior Network Architect, GPU Fabric and AI Infrastructure

Job Description

Senior Network Architect\n\nStealth AI Infrastructure Company\n\nWe are hiring a Senior Network Architect for a stealth AI infrastructure company building large scale GPU compute infrastructure for frontier AI customers.\n\nThis is not a standard data centre networking role.\n\nThe company is building AI factories at industrial scale, where the network fabric is as critical as the compute itself. A routing issue, congestion event or weak fabric design can directly impact customer training workloads.\n\nThis person will own network architecture across GPU fabric, InfiniBand, RoCE v2, Ethernet leaf spine, edge connectivity, peering, observability, deployment standards and operational handover.\n\nWe are looking for someone who has:\n\nDeep GPU cluster or HPC deployment experience\n\nStrong InfiniBand production experience\n\nRoCE v2 experience at scale\n\nEthernet fabric experience across BGP, ECMP and low latency operations\n\nIPv6 and public ASN experience\n\nMulti vendor experience across environments such as NVIDIA Mellanox, Arista, Juniper, Cisco, whitebox or ODM hardware\n\nExperience from a neo cloud, hyperscaler, major vendor, GPU infrastructure company, HPC platform or AI infrastructure provider\n\nMust haves\n\nYou must have worked on real GPU deployments\n\nYou must have multi vendor network experience\n\nYou must come from a relevant AI infrastructure, hyperscale, vendor or HPC environment\n\nSingle vendor specialists or traditional enterprise networking profiles will not be the right fit.\n\nThis is the first senior network hire and will set the standards future engineers build and operate against.\n\nIf you have built, deployed or operated network fabrics for serious GPU infrastructure, this is a rare opportunity to shape the foundation of one of the most ambitious AI infrastructure builds in the market