Senior AI Systems Administrator

CommonAI CIC is a non-profit membership organisation, founded on a belief in collaborative engineering for the safe and responsible development of foundational AI technologies. A place where AI startups, enterprises large and small, public sector bodies and academia can share resources and knowledge, to codevelop and grow businesses, fast.We are led by experienced founders, investors and engineers who believe that collaborative engineering drives faster AI innovation and are backed by a mix of UK Government and private funding in order to design, build and deploy innovative AI systems.The OpportunityWe are seeking a highly skilled Senior AI Systems Administrator to join our rapidly growing engineering team. You will provision and maintain multi-rack GPU server clusters designed for both inference and training workloads. This role is perfect for a hands-on engineer who thrives on the intersection of cutting-edge high-end hardware and complex software orchestration.You will be given access to cutting edge AI tooling and we encourage our employees to make full use of the latest technology to find innovative and new ways of working.RequirementsYou should be able to demonstrate:Significant experience working as a System Administrator, HPC Engineer, MLOps Engineer or equivalent technical roleModern GPU server deployment, tuning and managementAdvanced networking technologies (Infiniband, RDMA, RoCE)Advanced Linux skills and experience working with servers running hypervisors/VMs and multiple distributions (e.g. Ubuntu, RHEL)Expertise in source code management (e.g. Git) and infrastructure-as-code tools (e.g. Terraform, OpenTofu)A strong understanding of network design and switch/router/firewall configurationThe desire to work collaboratively with users and other stakeholders to iteratively optimise systemsExperience with any or all of the following will also be highly valued:High-performance or high-availability storage servers/clusters (Lustre, Ceph, Weka, PEAK:AIO)HPC workload managers (Slurm, LSF)Proficiency in scripting (e.g. Python)Our infrastructure is used for research and development. Support will generally only be required during UK business hours however major maintenance may occasionally be scheduled for weekends.BenefitsA collaborative and supportive work environmentThe opportunity to have a high impact in a growing organisationCompetitive salary package, including pension and benefitsProfessional development opportunitiesNetworking opportunities with influential figures from across the tech sector and academiaA vibrant office environment located a few minutes' walk away from Cambridge train stationCommonAI CIC is an equal opportunity employer and is committed to creating an inclusive and diverse workplace.