Network Architect

Network Architect – AI Infrastructure - Remote - Europe We are currently searching for a Senior Architect to join a provider delivering GPU as a Service and AI optimised infrastructure to enterprise and hyperscale customers. They are seeking an experienced Network Architect to lead the design and strategy behind their next generation AI data centre fabrics. This role sits at the heart of the business, shaping the network architecture that supports large scale GPU training and inference clusters across multiple facilities. The RoleDesign and Own the End to End Network Architecture for AI and GPU Optimised Data CentresArchitect Non Blocking, Low Latency Fabrics Using RoCEv2 and InfiniBandDefine Leaf Spine and Rail Optimised Topologies to Support Large Scale GPU ClustersLead EVPN VXLAN Fabric Design Across Multi Tenant, Multi Site EnvironmentsSet Technical Standards and Best Practice for Network Design, Automation, and ObservabilityPartner with Compute, Systems, and Data Centre Teams on Capacity and Growth PlanningAct as Technical Authority on Network Design Decisions, Vendor Selection, and Roadmap PlanningMentor and Provide Technical Direction to Network Engineering Teams What We're Looking ForExtensive Experience in Network Architecture Within Cloud, Hyperscale, or NeoCloud EnvironmentsDeep Expertise in RDMA Networking, Including RoCEv2 and InfiniBand Fabric DesignStrong Background in BGP, EVPN, VXLAN, and Leaf Spine Architecture at ScaleExperience Designing Networks to Support GPU Clusters for AI Training or Inference WorkloadsFamiliarity with NVIDIA Networking (Spectrum-X, Quantum), Arista, Cisco, or Juniper PlatformsStrong Understanding of Network Automation and Infrastructure as Code PrinciplesExcellent Stakeholder Management Skills and Ability to Influence Technical Direction at Senior Level