مسؤول نظام Linux الأولSenior Linux System Administrator (HPC)- Riyadh, KSA

We are looking for Senior Linux System Administrators with strong hands-on experience in Red Hat Enterprise Linux (RHEL) and Kubernetes to administer and support the infrastructure underpinning an HPC environment. The role focuses on system reliability, security, performance, automation, and availability . Key Responsibilities Administer and maintain RHEL/Linux servers and HPC compute nodes . Install, configure, patch, upgrade, and troubleshoot Linux operating systems . Manage and support Kubernetes clusters, nodes, and workloads . Perform Linux performance tuning, system hardening, and troubleshooting . Monitor system health, capacity, performance, and availability . Automate infrastructure administration using Ansible, Shell scripting, Python , or similar tools. Support integration between compute, storage, networking, Kubernetes, and HPC platforms . Troubleshoot complex Linux, Kubernetes, and infrastructure issues. Implement security best practices across Linux and Kubernetes environments. Support incident resolution, root-cause analysis, and preventive actions. Maintain system configurations, technical documentation, and operational procedures. Strong hands-on experie