Senior Network Engineer

About the role

We are looking for a Senior Network Engineer to design, deploy, automate and optimise network infrastructure for AI/HPC environments.

Key responsibilities

• Design and deploy high‑performance data‑centre networks across GPU compute, storage, front‑end and management environments.
• Implement CLOS/ECMP fabrics and work with Layer 2/3 technologies such as VLANs, VXLAN, BGP EVPN, OSPF and IS‑IS.
• Lead network workstreams through data‑centre construction, energisation and deployment, coordinating with construction, electrical and operations teams.
• Provision, configure and validate network infrastructure at scale, develop standardised designs, bills of materials and runbooks.
• Build automation for zero‑touch provisioning, configuration generation and deployment validation.
• Support RDMA/RoCEv2 and InfiniBand environments, including PFC, ECN and lossless fabric tuning.

Required profile

• Proven experience designing and deploying large‑scale or complex data‑centre networks.
• Deep expertise in Layer 2/3 networking and data‑centre fabric architecture.
• Strong knowledge of CLOS, ECMP, VXLAN and BGP EVPN.
• Experience with AI/HPC, RDMA, RoCEv2 or InfiniBand environments is highly desirable.

Required skills

• Arista, Cisco, Dell, NVIDIA Spectrum‑X, Fortinet hardware.
• Cumulus Linux, SONiC, NX‑OS, EOS operating systems.
• Python, Ansible, Terraform, Git/GitLab for automation.
• Firewall and network security, preferably Fortinet/VDOM.