Network Engineer; AI Fabric, Datacenter and Edge Networking; Radian Arc

Description:

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Staff Network Engineer (AI Fabric, Datacenter and Edge Networking) - Radian Arc based in United Kingdom.

This is a high-impact Staff-level networking role responsible for the architecture, deployment, and operation of infrastructure powering GPU-based AI workloads.
You will own the technical direction of high-performance AI fabrics while remaining deeply hands-on across implementation, troubleshooting, automation, and operations.
The scope spans RoCE/RDMA GPU fabrics, datacenter routing, edge connectivity, security, and inter-datacenter backbone infrastructure.
As the organization’s first dedicated networking specialist, you will establish reusable architectures, engineering standards, and operational practices from the ground up.
You will work closely with compute, storage, platform, SRE, observability, and datacenter teams to make networking a core part of the infrastructure design.
The role combines architectural leadership with direct execution in a lean, fast-scaling, international environment.
It is an opportunity to shape the networking foundation for distributed AI training and inference across global datacenter and edge deployments.