Senior HPC Linux Engineer — On‑Site, Security‑Clearance Ready

Amentum; West of England; Hybrid; GBP 50,000 - 80,000; Full time

Benefits offered by this job

Free medical cover (UK)

Digital GP service

Enhanced parental leave pay

Employee assistance program

Professional development reimbursement

Job summary

Amentum is seeking an experienced HPC Engineer to support a Linux-based HPC environment and evolve our high-performance computing infrastructure. You will provide ongoing Linux care, diagnose faults, and implement changes while contributing to system security and performance monitoring.

The role requires a 3+ year Linux background, scripting skills (Bash/Python), and a willingness to learn Slurm, xCAT and Ansible. On-site work five days a week with UK National status and clearance eligibility.

Qualifications

• Bachelor's degree in Computer Science, Engineering, Physics, or a related technical field.
• At least 3 years’ experience working on Linux IT related systems.
• Knowledge of Linux system administration.
• Familiarity with at least one scripting language (e.g., Bash, Python).
• Interest in high-performance computing and willingness to learn Slurm, xCAT, and Ansible.
• Strong problem-solving skills and attention to detail.
• Ability to work independently with mentorship and as part of a team.
• Sole UK National status due to Role and Client requirement.
• Ability to attain UKSV Security Clearance.
• On-site work 5 days a week; no hybrid/remote working option.

Responsibilities

• Provide ongoing support for RHEL Linux systems and applications.
• Diagnose and repair faults and issues within these systems.
• Troubleshoot software/OS problems and implement fixes or advise users.
• Investigate and implement requests for change (e.g., new software or config changes).
• Ensure applications/codes do not pose security threats to the system.
• Monitor performance/usage and create automated scripts and reports.
• Write and update documentation for end users and admins.
• Assist in design and implementation of new HPC systems.

Skills

Linux administration

Bash

Python

Scripting

Communication

Team collaboration

Education

Bachelor's degree in Computer Science, Engineering, Physics, or related field

Tools

Slurm

xCAT

Ansible

Git

Job description

Amentum is seeking an experienced HPC Engineer to support a Linux-based HPC environment and evolve our high-performance computing infrastructure. You will provide ongoing Linux care, diagnose faults, and implement changes while contributing to system security and performance monitoring.

The role requires a 3+ year Linux background, scripting skills (Bash/Python), and a willingness to learn Slurm, xCAT and Ansible. On-site work five days a week with UK National status and clearance eligibility.