Linux Systems Administrator

We are seeking a Linux Systems Administrator with experience supporting High-Performance Computing (HPC) environments, AI clusters, and research computing infrastructure. The ideal candidate will have strong Linux administration, cluster management, troubleshooting, and performance-tuning skills. Experience supporting research or scientific computing environments, particularly grant-funded research environments, is highly preferred. Roles and Responsibilities Administer, maintain, and support Linux server environments across enterprise and HPC infrastructure. Support and maintain HPC and computational computing clusters, ensuring system availability and performance. Install, configure, upgrade, patch, and maintain Linux operating systems, applications, and system software. Support and administer HPC job scheduling environments, preferably Slurm. Monitor system health, resource utilization, performance, and capacity across Linux and HPC environments. Troubleshoot complex operating system, application, networking, storage, and hardware issues. Perform system and application performance tuning to optimize compute workloads. Support storage infrastructure, server hardware, networking, and high-performance computing components. Assist with deployment, configuration, and maintenance of AI and GPU-based computing infrastructure. Collaborate with research, engineering, infrastructure, and application teams to support computational workloads. Maintain system documentation, operational procedures, and technical standards. Support upgrades, migrations, and infrastructure improvements while minimizing service disruption. Identify opportunities to improve system reliability, performance, automation, and operational efficiency. Required Qualifications Hands-on experience administering Linux server environments. Experience supporting HPC or computational computing clusters. Experience with HPC job schedulers, preferably Slurm. Experience installing, upgrading, patching, configuring, and maintaining Linux systems and applications. Strong knowledge of storage infrastructure, networking, and server hardware. Strong troubleshooting, systems analysis, and performance-tuning skills. Ability to diagnose and resolve complex infrastructure and system-level issues. Preferred Qualifications Experience supporting AI clusters, GPU infrastructure, or AI-focused computing environments. Experience with parallel file systems. Experience supporting research, scientific, academic, or computational computing environments. Experience supporting grant-funded research infrastructure. Knowledge of SAN, InfiniBand, and high-performance networking technologies. Familiarity with automation, scripting, monitoring, and infrastructure management tools. Experience working in large-scale distributed computing environments.