Linux/RHEL Engineer - HPC

Gazelle Global; Stevenage; On-site; GBP 70,000 - 90,000; Full time

Job summary

Gazelle Global is seeking a Senior Linux/HPC Engineer to support a scientific computing environment in Stevenage. You will manage Linux infrastructure, HPC clusters, and Slurm-based workload scheduling, while assisting scientific applications.

The role involves hands-on troubleshooting to improve cluster utilization and job throughput, with a focus on security and reliability. The candidate will work closely with research and technical teams across disciplines, ensuring high performance and

Qualifications

• Experience in Linux HPC environments with Slurm workload manager.
• Hands-on administration of RHEL 7/8/9 and troubleshooting.
• Knowledge of MPI, scientific libraries and GPU/CUDA is desirable.

Responsibilities

• Support Linux infrastructure, HPC clusters, workload scheduling and scientific applications.
• Troubleshoot infrastructure and application issues to keep environment stable.
• Improve cluster utilization and job throughput while maintaining security.
• Collaborate with research and technical teams to ensure reliability.

Skills

RHEL 7/8/9 admin

HPC cluster management

Scientific apps support

MPI & compilers

GPU CUDA

Docker

Ansible

InfiniBand

ServiceNow ITSM

Tools

Docker

Ansible

InfiniBand

Job description

We're looking for a Senior Linux/HPC Engineer to support a scientific computing environment in Stevenage. This hands-on role covers Linux infrastructure, HPC clusters, workload scheduling and scientific application support, working closely with research and technical teams.

You'll keep the environment secure, stable and performing effectively, while troubleshooting infrastructure and application issues and improving cluster utilisation and job throughput.

Key Skills

• Strong RHEL 7, 8 and 9 administration and troubleshooting
• HPC cluster management and Slurm configuration
• Scientific or research application support in Linux HPC environments
• MPI, compilers and scientific libraries
• Hardware, OS, scheduler and application troubleshooting
• ServiceNow or equivalent ITSM experience
• GPU/CUDA, Docker, Ansible and InfiniBand are desirable

The role is based in Stevenage with a minimum of 3 days onsite each week.

Desired Skills and Experience

RHEL 7, RHEL 8, RHEL 9, Slurm, HPC Clusters, MPI, Scientific Applications, GPU Computing, CUDA, Ansible