Senior Linux / HPC Engineer

Randstad Technologies Recruitment; Greater London; On-site; GBP 65,000 - 95,000; Full time

Job summary

Randstad Technologies Recruitment in the United Kingdom (London / Remote UK) seeks a hands-on Senior Linux and HPC Engineer to join a Cloud Engineering group supporting high-performance scientific computing platforms. You’ll work with a Senior HPC SME to back researchers, data scientists, and modelers while driving a major modernization initiative.

This role goes beyond operations—you’ll execute migrations, upgrade GPUs, and streamline HPC workflows.

Qualifications

• 8+ Years in Linux Systems: Deep expertise in RHEL, CentOS, or Rocky Linux environments.
• HPC Expertise: Solid understanding of cluster job schedulers (Altair Grid Engine / SGE preferred), parallel filesystems (GPFS/Spectrum Scale), and GPU workloads.
• Scripting & Automation: Strong Bash capabilities (Python and Ansible are a major plus).
• Migration Experience: Familiarity with migrating HPC toolchains, Spack module builds, or OS upgrades.
• UK-Based: Flexible remote setup, but must be available for occasional visits to London (Telehouse) data centres.

Responsibilities

• Support Quantitative End-Users: Triage and resolve Altair Grid Engine job scheduling, queue management, and Linux environment issues (Spack, Python, R, permissions).
• Drive Modernization & Migrations: Help lead a CentOS 7 to RHEL 9 migration across 400+ developer tools and support VM migration to Nutanix.
• Hardware & GPU Upgrades: Assist with rolling out next-gen compute (NVIDIA B200 / RTX Pro) at UK data centre sites.
• Operational Excellence: Maintain runbooks, manage patch cycles/CVEs, and establish robust change-control hygiene.

Skills

Linux Systems

HPC Expertise

Bash scripting

Python

Ansible

OS Migrations

Tools

Altair Grid Engine

GPFS/Spectrum Scale

Nutanix

VMware

CUDA

Kubernetes

Prometheus

Grafana

Job description

Senior Linux / HPC Engineer

Location: United Kingdom (London / Remote UK - Occasional visit to London Data Centre access)

Contract: 12 Months (Contract) | Start: August

The Role

Looking for a hands-on Linux & HPC Engineer to join a elite Cloud Engineering group supporting high-performance scientific computing platforms. You'll work alongside a Senior HPC SME to support quantitative researchers, data scientists, and modelers, while helping drive a massive modernization initiative.

This isn't just an operational support role-you'll actively execute platform migrations, upgrade cutting-edge GPU clusters, and streamline HPC workflows.

What You'll Do

• Support Quantitative End-Users: Triage and resolve Altair Grid Engine job scheduling, queue management, and Linux environment issues (Spack, Python, R, permissions).


• Drive Modernization & Migrations: Help lead a CentOS 7 to RHEL 9 migration across 400+ developer tools and support VM migration to Nutanix.


• Hardware & GPU Upgrades: Assist with rolling out next-gen compute (NVIDIA B200 / RTX Pro) at UK data centre sites.


• Operational Excellence: Maintain runbooks, manage patch cycles/CVEs, and establish robust change-control hygiene.

What You Bring

• 8+ Years in Linux Systems: Deep expertise in RHEL, CentOS, or Rocky Linux environments.


• HPC Expertise: Solid understanding of cluster job schedulers (Altair Grid Engine / SGE preferred), parallel filesystems (GPFS/Spectrum Scale), and GPU workloads.


• Scripting & Automation: Strong Bash capabilities (Python and Ansible are a major plus).


• Migration Experience: Familiarity with migrating HPC toolchains, Spack module builds, or OS upgrades.


• UK-Based: Flexible remote setup, but must be available for occasional visits to London (Telehouse) data centres.

Nice to Haves

• Nutanix / VMware virtualization experience


• CUDA / InfiniBand setup experience


• Exposure to Kubernetes, Prometheus, Grafana, or enterprise backup platforms