Linux HPC Systems Administrator/Engineer

• Administer, configure, and support Red Hat Enterprise Linux (RHEL 8/9) environments, focusing on stability, performance, and security
• Provide hands-on onsite support for high-end workstations, resolving hardware and software issues
• Support HPC environments, including clustering and workload management (Slurm)
• Monitor and troubleshoot performance issues, including GPU and networking impacts
• Use ServiceNow for incident, change, and ticket management while driving process improvements
• Manage SSL certificates and assist with web server configuration as required
• Collaborate with stakeholders and vendors, communicating technical topics clearly and building strong working relationships

Technologies:

• Hardware
• Support
• Linux
• RHEL
• Security
• ServiceNow
• Web
• DevOps, We are looking for a Senior Linux HPC Systems Administrator/Engineer to join our team in Stevenage, Hertfordshire. This hybrid role requires onsite presence three days a week, allowing for hands-on hardware support and collaboration in a Linux-based high-performance/scientific computing environment. You will be working closely with technical and scientific users to maintain critical infrastructure and high-end workstations. We offer a supportive work environment and opportunities for personal and professional development, all while playing a crucial role in our cutting-edge projects.

• Minimum 10 years enterprise IT experience
• Strong hands-on administration of Red Hat Enterprise Linux (RHEL 8 & 9)
• Experience supporting scientific users, applications, and/or research computing environments
• HPC exposure: Slurm, clusters, and general HPC operations/support
• Strong troubleshooting skills across Linux, hardware, and applications
• Confident stakeholder communication, particularly for onsite support
• Nice to have: ServiceNow experience
• Broader knowledge of networking, performance monitoring tooling, and GPU technologies