Linux OS System Administrator

Job description

The role provides 24/7/365 support for the enterprise RHEL server environment. Responsibilities include installing, configuring, managing, operating, and maintaining RHEL servers and clusters (Pacemaker) and supporting SAP workloads on RHEL. Tasks involve performance monitoring, routine maintenance, patch application, security implementation, documenting configurations and procedures, backup and recovery support, collaborating with development teams for deployment integration, and managing the OS lifecycle including upgrades and decommissioning. Additional duties cover managing monitoring agents (SCOM, AppDynamic) and server management tools (SCCM), handling user/group accounts, and raising RedHat support tickets

Requirements

• Bachelor's degree in Computer Science, Information Technology or related field
• 3-5+ years of practical experience in Linux System Administration (RHEL/CentOS) in an enterprise context
• proficient in RHEL (versions 7, 8, 9) and RHEL clustering (Pacemaker)
• extensive experience supporting SAP/SAP HANA on RHEL
• ability to install, monitor, troubleshoot, and patch operating systems
• experience managing user and group accounts
• proficient with monitoring solutions such as SCOM and AppDynamics and management tools like SCCM
• capability to work in a 24/7/365 shift environment
• excellent documentation skills
• strong teamwork with application and database teams
• awareness of cybersecurity regulations (NCA, NIC)
• Red Hat Certified System Administrator (RHCSA) or Linux Professional Institute Certification (LPIC) a plus
• experience with cloud services (AWS, Azure) a plus
• familiarity with configuration management tools (Ansible, Puppet) a plus
• ability to manage multiple priorities and projects
• strong communication skills for remote team collaboration.

Skills