Our client is hiring a Senior Data Centre Network Engineer to help design, build, and scale high-performance data centre networks supporting advanced AI and GPU workloads.Based in Cork, this is a senior technical role where you’ll act as a key escalation point and lead major network initiatives, including international deployments with travel to Saudi Arabia.ResponsibilitiesDesign and deliver modern leaf-spine data centre networks for large-scale compute and storage environmentsOwn L2/L3 networking across technologies such as BGP, EVPN, VXLAN, MLAG/vPC, and QoSLead network lifecycle management, including scaling, upgrades, capacity planning, and change executionBuild and support load balancing and application delivery solutions (including GSLB, DNS, and SSL offload)Contribute to AI/GPU networking, optimising performance for distributed workloads (RDMA, RoCE, high-speed Ethernet)Drive automation and network-as-code practices to improve reliability and operational efficiencyTroubleshoot complex issues and deliver long-term, sustainable fixesSupport on-site deployments in Saudi Arabia and collaborate with global teamsRequirements7+ years’ experience in data centre or enterprise networkingStrong experience with leaf-spine architectures in multi-vendor environmentsDeep expertise in EVPN, VXLAN, BGP, and L2/L3 networkingSolid understanding of load balancing, DNS, and PKI/SSLProven troubleshooting skills in large-scale environmentsWillingness and ability to travel internationally, including Saudi Arabia
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