Senior Linux HPC SysAdmin / Engineer

Senior Linux HPC Systems Administrator / Engineer

Location: Stevenage, Hertfordshire (hybrid/onsite)
Onsite: 3 days/week onsite+ able to attend site at short notice (hands-on hardware support)
My client islooking for aSenior Linux HPC SysAdmin/Engineer(minimum10 years enterprise ITexperience) to support aLinux-based high-performance/scientific computing environment. Youll providehands-on onsite supportto technical/scientific users, maintaining critical infrastructure and high-end workstations.
Key responsibilities

• Administer, configure and supportRed Hat Enterprise Linux (RHEL 8/9)environments (stability, performance, security)
• Supporthigh-end workstationsand resolve hardware/software issues onsite
• SupportHPC environmentsincludingclusteringandworkload management (Slurm)
• Monitor and troubleshoot performance issues (includingGPU / networkingimpact)
• UseServiceNowfor incident/change/ticket management and drive process improvements
• ManageSSL certificatesand assist withweb server configurationwhere required
• Work closely with stakeholders and vendors; communicate technical topics clearly and build strong working relationships

Required skills / experience

• 10+ yearsenterprise IT, with strong hands-onRHEL (8 & 9)administration
• Experience supportingscientific users/applicationsand/or research computing environments
• HPC exposure:Slurm,clusters, and general HPC operations/support
• Strong troubleshooting acrossLinux, hardware and applications
• Confident stakeholder communication (onsite support is a key part of the role)

Nice to have

• ServiceNow experience
• Broader knowledge ofnetworking, performance monitoring tooling, andGPU technologies

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