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Network Engineer

Dublin💼 Full-time🗓 2026-09-14 → 2026-09-26

Core

Design, deploy, and operate production datacenter and campus/core networks at scale, including high-performance supercompute fabrics connecting GPU clusters.

Role type

Senior Network Engineer (Datacenter/HPC)

Builds

Production network infrastructure for AI training and inference clusters

Domain

Datacenter networking, High-Performance Computing (HPC), AI Infrastructure

Deliverable

production ML models | infrastructure

Required skills

BGP, OSPF/IS-IS, TCP/IP, VLANs, EVPN/VXLAN, optics, high-speed Ethernet, network troubleshooting, Python/Ansible automation

Preferred skills

RoCE/RDMA, leaf-spine architecture, modern datacenter vendors (Arista/Cisco/Juniper/Nvidia), large-scale Ethernet fabrics, rapid capacity build-outs

Technologies

Python, Ansible, Terraform, BGP, OSPF, IS-IS, EVPN, VXLAN, RoCE, RDMA

Responsibilities

Design and deploy production networks; own routing/switching configuration standards; qualify new platforms and topologies; build monitoring and alerting; troubleshoot Layer 2/3 incidents; automate network tasks; partner with compute and facilities teams

Seniority

Senior, hands-on IC

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