Linux OS System Administrator(Saudi National Only)

About the Role

Müller's Solutions is seeking a Linux OS System Administrator to join their team in Riyadh, Saudi Arabia. This full-time position is responsible for providing 24/7/365 support for the enterprise RHEL server environment, ensuring system stability and optimal performance. The role requires 2-5 years of experience in a relevant field.

Role Overview

The Linux OS System Administrator will manage the installation, configuration, operation, and maintenance of all RHEL server systems and RHEL Clusters, including Pacemaker. Key responsibilities include daily operations, patch management, monitoring, and troubleshooting to ensure system stability. The role also involves supporting SAP environments running on RHEL.

Key Responsibilities

• Install, configure, and manage Linux servers and applications to ensure optimal performance and high availability.
• Monitor system performance, perform routine maintenance, and apply updates as needed.
• Identify and resolve issues related to the operating system, hardware, and network configurations.
• Implement and enforce security best practices within Linux environments, including firewalls, user permissions, and file integrity measures.
• Assist in the deployment and management of applications hosted on Linux servers.
• Document system configurations, procedures, and troubleshooting documentation.
• Support backup and recovery processes to maintain data integrity and availability.
• Collaborate with development teams to enhance deployment processes and ensure effective integration of Linux applications.
• Ensure all RHEL systems are managed in accordance with vendor recommendations, security best practices, and compliance with NCA, NIC, and SEC Cybersecurity regulations.
• Contribute to the management of the operating system lifecycle, including planning for version upgrades and decommissioning.
• Provide daily operational support, including OS installation, monitoring, troubleshooting, virus protection, and resource management for RHEL server systems and clusters (*, RHEL 7, 8, 9).
• Manage RedHat HA Extension (PACEMAKER) clusters and support SAP, SAP HANA, and SAP S/4HANA environments on the RHEL platform.
• Regularly review system logs and OS behavior to proactively monitor and address potential issues.
• Build relationships with ERP, application, database, and web hosting teams for daily support, troubleshooting, and scheduled maintenance.
• Manage and maintain client agents for server monitoring (SCOM, AppDynamic) and server management (SCCM).
• Create and maintain technical and detailed design documentation, as well as technical operation documentation.
• Create, maintain, and delete user/group accounts and implement account policies.
• Raise and manage support tickets with RedHat, including troubleshooting, log collection, and follow-up.

Preferred Qualifications

• Experience with cloud services (AWS, Azure) for deploying and managing Linux applications.
• Familiarity with configuration management tools (*, Ansible, Puppet).
• Ability to manage multiple priorities and projects in a fast-paced environment.
• Strong communication skills to work effectively with remote teams.

Benefits

• Opportunity to work with a talented and passionate team.
• Competitive salary and benefits package.
• Innovative work environment.