As a Senior Network Engineer, you will design, deploy, automate and optimise the network infrastructure supporting AI/HPC environments.
You will:
Design and deploy high-performance data centre networks across GPU compute, storage, front-end and management environments
Design and implement CLOS / ECMP data centre fabrics
Work across Layer 2/3 technologies including VLANs, VXLAN, BGP EVPN, OSPF and IS-IS
Lead network workstreams through data centre construction, energisation and deployment
Work closely with construction, electrical, data centre operations and engineering teams on rack layouts, cabling and deployment timelines
Provision, configure and validate network infrastructure at scale
Develop standardised network designs, bills of materials and deployment runbooks
Build automation for zero-touch provisioning, configuration generation and deployment validation
Support RDMA / RoCEv2 and/or InfiniBand environments, including PFC,



ECN and lossless fabric tuning
Own network acceptance testing and GPU cluster bring-up
Troubleshoot complex deployment issues and hand fully validated environments into operations
Desired Qualifications:
Proven experience designing and deploying large-scale or complex data centre networks
Deep expertise in Layer 2/3 networking and data centre fabric architecture
Solid knowledge of CLOS, ECMP, VXLAN and BGP EVPN
Experience with Arista, Cisco, Dell, NVIDIA Spectrum-X and/or Fortinet
Experience with Cumulus Linux, SONiC, NX-OS or EOS
Strong firewall and network security experience, ideally Fortinet / VDOM
Experience supporting AI/HPC, RDMA, RoCEv2 or InfiniBand environments is highly desirable
Automation experience with Python, Ansible, Terraform and Git/GitLab

📌 Senior Network Engineer (New South Wales)
🏢 Nityo Infotech
📍 New South Wales