Key Responsibilities:
Install, configure, and maintain Linux servers (RHEL/CentOS/Ubuntu).
Perform regular system updates, patching, and kernel upgrades.
Monitor system performance and availability using tools like Nagios, Zabbix, or similar.
Manage users, groups, file systems, and system security policies.
Automate administrative tasks using shell scripting (Bash) or Python.
Troubleshoot hardware, software, and network-related issues.
Configure and manage services like Apache, Nginx, DNS, DHCP, FTP, SSH, and cron jobs.
Perform backup and recovery operations.