Staff Network Engineer (AI Fabric, Datacenter and Edge Networking) - Radian Arc

📋 Description

• Lead AI fabric architecture for GPU networking fabrics
• Optimize GPU data paths for distributed AI workloads
• Own L2/3 datacenter networking design and routing patterns
• Manage security, edge connectivity, and inter-datacenter backbone
• Drive end-to-end delivery from architecture to production rollout
• Automate provisioning, config, monitoring, and day-2 operations

🎯 Requirements

• Network engineering: large-scale datacenter networks, BGP, OSPF, ECMP, EVPN/VXLAN
• AI networking: GPU fabrics, RoCE/RDMA
• GPU comms: NCCL patterns (all-reduce, all-gather, broadcast, reduce-scatter)
• RoCE optimization: RoCE fabrics, PFC/ECN, diagnose stalls/congestion
• Production infra: high-speed Ethernet, NVIDIA/Mellanox hardware
• Systems troubleshooting across hardware, Linux/kernel networking, apps

🎁 Benefits

• Remote work within Europe
• Autonomy, collaboration, and international environment
• Opportunity to shape networking for AI workloads
• Technical ownership as first dedicated networking specialist
• Exposure to AI fabrics, high-speed Ethernet, RoCE/RDMA, edge computing
• Career growth in a fast-growing scale-up