70K–130K EUR / year
Staff Network Engineer (AI Infrastructure)
DevOpsRemote — EMEA
Published on 2026-11-02
These details were extracted automatically from the original listing. They may not be complete or fully up to date — it's worth checking the original job post.
About this role
Build automation and networking systems for AI cloud infrastructure, including high-speed Ethernet and InfiniBand fabrics. The role combines network software engineering, production reliability, and technical direction, starting in a small R&D group and growing into ownership of the networking area.
About the company
vCluster Labs builds virtual Kubernetes clusters that let platform teams create isolated environments on top of shared clusters for engineering and AI workloads.
Stack
NVIDIA UFMNVIDIA SpectrumNVIDIA QuantumCumulus LinuxNVUEInfiniBandVLANVXLAN
What you'll do
- Automate provisioning and configuration of NVIDIA switches and InfiniBand fabrics.
- Build systems to synchronize network configuration, detect drift, and safely reconcile state.
- Develop NAT gateways and L4 load balancing with failover.
- Define network behavior at scale, including routing limits, convergence, and failure handling.
- Test automation in real AI cloud environments and turn operational lessons into product improvements.
- Set technical direction and standards for networking across vCluster products.
What we're looking for
- Experience building and shipping software that programmatically configures network devices.
- Hands-on experience with NVIDIA networking technologies and their APIs.
- Strong knowledge of InfiniBand, VLAN, VXLAN, EVPN, and BGP at production scale.
- Experience operating large-scale production networks and solving root causes through automation.
- Production coding ability in Go or Python.
Nice to have
- Experience tuning networks for GPU training or inference, including RoCEv2, congestion control, or rail-optimized topologies.
- Background in AI cloud, hyperscaler, or large CDN network automation.
- Experience building L4 load balancers or NAT gateways with eBPF/XDP or DPDK.
- Open-source contributions to projects such as SONiC, FRRouting, Cilium, or MetalLB.
Benefits
- Equity and bonus
- Health, dental, vision, and life insurance, with eligible dependent coverage
- Flexible working schedule and workplace location