Senior Network Engineer

📋 Description

• Design scalable leaf-spine networks with Mellanox, Cumulus Linux, Juniper.
• Operate and troubleshoot Juniper and NVIDIA/Cumulus devices in production.
• Implement programmable SDN designs to enable automation and scalability.
• Kubernetes networking with CNIs (Calico, Cilium, Kube-OVN).
• Develop Ansible and Python automation for configuration, provisioning, and compliance.
• Observability with SNMP, sFlow, and gRPC to detect bottlenecks.

🎯 Requirements

• 3–5 years in HPC/AI networking for GPU-based or HPC clusters.
• 8–12+ years in networking, with 5+ years in globally distributed environments.
• Experience with multi-region backbone networks, transit/peering, high-availability Internet design.
• Hands-on with large-scale routing (BGP/MPLS) and SDN or orchestration.
• BGP, EVPN, VXLAN, and Data Centre Interconnect (DCI) knowledge.
• Kubernetes networking and CNIs (Calico, Cilium).

🎁 Benefits

• 25 days of annual leave.
• A culture that emphasises results over hierarchy, process and ego.
• Open communication and regular feedback.
• Learning Time to focus on new skills and projects.
• Health & Wellbeing: private medical insurance via Bupa.
• Cycle to Work Scheme.