Senior Linux & HPC Systems Engineer

KBR, Inc; Leatherhead; Hybrid; GBP 70,000 - 100,000; Full time

Job summary

KBR, Inc. seeks a Senior IT Systems Administrator (Linux & HPC) to own and operate Linux-based enterprise and HPC platforms, including SLURM scheduling, Nvidia Base Command Manager, and CycleCloud. You will work with engineering and scientific users to diagnose issues spanning compute, storage, and networking.

The role emphasizes hands-on ownership, patching, security hardening, and on-call support to maintain high availability across complex systems.

Qualifications

• Substantial hands-on Linux administration in complex enterprise or research environments.
• Experience supporting HPC clusters and diagnosing across compute, storage and network layers.
• Strong SLURM administration and workload troubleshooting.

Responsibilities

• Administer, configure, patch, harden and upgrade enterprise Linux server platforms with emphasis on RHEL or similar.
• Operate and support HPC clusters including SLURM queues, partitions and job scheduling.
• Manage NVIDIA Base Command Manager and Azure CycleCloud integration with SLURM.
• Administer NetApp storage used by Linux/HPC platforms, including permissions and performance.
• Ensure secure configuration, backups and disaster recovery planning.

Skills

Linux administration

HPC clusters

SLURM

Bash scripting

Networking basics

Documentation

Education

Bachelor's degree in computing, engineering or related field

Certs advantageous

Tools

NVIDIA Base Command Manager

Azure CycleCloud

Bright Cluster Manager

NetApp storage

Ansible

Git

Virtualisation

Job description

KBR, Inc. seeks a Senior IT Systems Administrator (Linux & HPC) to own and operate Linux-based enterprise and HPC platforms, including SLURM scheduling, Nvidia Base Command Manager, and CycleCloud. You will work with engineering and scientific users to diagnose issues spanning compute, storage, and networking.

The role emphasizes hands-on ownership, patching, security hardening, and on-call support to maintain high availability across complex systems.