Job Title: HPC Linux Systems Engineer - Enterprise Linux and Cluster InfrastructureLocation: Hybrid to Remote - Swansea (mostly remote and expenses for all site travel)Day Rate: £465 per day - payable to Limited Company / Outside IR35Duration: 4 months initiallyPay Frequency: WeeklyStart Date: ASAPOverviewWe are seeking an experienced HPC Linux Systems Engineer to deploy, configure, optimise and support high-performance computing (HPC) environments. This includes large-scale Linux clusters, GPU-accelerated systems, and associated storage, networking, and authentication infrastructure.Although this role is hybrid, it''s expected to be largely remote / WFH.ResponsibilitiesDeploy, configure, optimise and support enterprise Linux across HPC clustersAutomate provisioning and manage configuration at scale (PXE, Kickstart, Ansible/Puppet)Install, configure, and optimise HPC schedulers (e.g. Slurm) and MPI environmentsDeploy and manage GPU (NVIDIA/CUDA) and high-performance storage solutionsMonitor, benchmark, and tune system performance across compute, network, and storageImplement authentication, security controls, and system hardening for multi-user environmentsSupport HPC software stacks, toolchains, and container runtimes (Spack, EasyBuild, Apptainer)Maintain documentation and support user access/workflowsRequirementsStrong Linux administration in HPC or large-scale environmentsExperience with automation and cluster provisioningKnowledge of Slurm, MPI, and parallel computingExpe