Senior Linux System Administrator / Linux Automation Engineer

Position Description:

Your future duties and responsibilities:

• Key Responsibilities: Administer and maintain RHEL/Linux servers in production and non-production environments. Perform server installation, configuration, upgrades, patching, and troubleshooting. Monitor system health, availability, performance, CPU, memory, disk, and I/O utilization. Troubleshoot complex Linux OS, application, networking, and system-level issues. Perform LVM, filesystem, mount, storage, and disk management. Manage users, groups, permissions, sudo access, SSH, and system services. Configure and troubleshoot systemd, boot processes, cron jobs, and scheduled tasks. Work with SELinux, firewalld, SSH, and other Linux security components. Develop and maintain Bash/Shell scripts to automate operational tasks. Design, develop, and maintain Ansible playbooks, roles, inventories, and automation workflows. Automate server provisioning, configuration management, patching, application deployment, and routine administration using Ansible. Perform OS upgrades, security patching, vulnerability remediation, and system hardening. Analyze logs and perform root cause analysis (RCA) for production incidents. Participate in incident, problem, and change management processes. Support high-availability and business-critical Linux environments. Maintain technical documentation, operational procedures, and automation standards. Collaborate with application, database, network, security, and DevOps teams. Provide L2/L3 support and participate in on-call/production support activities when required.