Senior Infrastructure Engineer at LinkedIn
utrecht, Utrecht, Netherlands -
Full Time


Start Date

Immediate

Expiry Date

04 Dec, 26

Salary

0.0

Posted On

05 Sep, 26

Experience

0 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Yes

Skills

Industry

Information Services

Description

The RoleYou look after the servers and the clusters that run on them: bringing machines up from their BMC, provisioning them through automated tooling, and handing over GPU-ready Kubernetes clusters for tenants to use.

  • What you will ownThe HA management cluster (etcd and core services) on the management hardware.
  • Automated bare-metal provisioning for the GPU fleet: BMC/Redfish, PXE and virtual media, inspection, and lifecycle.
  • The NVIDIA GPU stack on Kubernetes through the GPU Operator (driver, container toolkit, device plugin, NFD/GFD, DCGM exporter), including whole-GPU allocation and per-tenant isolation.
  • The host side of the GPU fabric: NVLink and NVSwitch health through NVIDIA Fabric Manager, plus the RDMA NICs (ConnectX-8 class), jumbo frames, and GPUDirect setup on the node. The Network Engineer owns the switch fabric.
  • Secrets and certificate management (Vault or OpenBao, cert-manager). Identity, SIEM, and overall security posture will sit with a dedicated security hire.
  • GitOps-driven provisioning, so infrastructure changes are repeatable and auditable.
  • Secure tenant decommissioning: cryptographic NVMe wipe and GPU memory zeroing between tenants.


What We Are Looking For

  • Required5+ years in infrastructure or SRE, including 3+ years running Kubernetes in production with real node and cluster lifecycle ownership. On-prem or bare-metal experience counts for more here than managed-cloud Kubernetes.
  • Strong Linux fundamentals: systemd, kernel modules, NUMA, cgroups, NVMe and LVM storage, and host networking (bonding, VLANs, nftables). You are comfortable debugging at the hardware and driver level.
  • Hands-on server provisioning through IPMI, Redfish, or BMC tooling, with config management such as Ansible.
  • The NVIDIA GPU stack on Kubernetes: the GPU Operator and its components, GPU health and telemetry through DCGM, and GPU scheduling and per-tenant allocation.
  • Infrastructure as code and GitOps in production: Helm, Kustomize, and Argo CD or Flux.
  • Comfortable scripting and automating in Python and/or Go.
  • Self-directed: you find the problem, propose a fix, carry it out, and write it down.


How To Apply:

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Responsibilities
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