• Install, configure, maintain, and troubleshoot Linux servers. • Manage Linux distributions such as Ubuntu, Red Hat Enterprise Linux (RHEL), CentOS, Rocky Linux, and Debian. • Monitor server performance, CPU utilization, memory, disk space, and system logs. • Perform regular system updates, security patches, and OS upgrades. • Manage users, groups, file permissions, and access controls. • Configure and maintain services such as SSH, DNS, DHCP, FTP/SFTP, NFS, and web servers. • Troubleshoot server, network, application, and operating system issues. • Manage storage, partitions, file systems, LVM, and disk utilization. • Implement server security measures, firewall configurations, and access policies. • Perform system backups, restoration, and disaster recovery activities. • Automate routine administrative tasks using Bash or Shell scripting. • Configure and maintain cron jobs and scheduled tasks. • Support virtualization and cloud-based Linux environments. • Maintain technical documentation, SOPs, and incident reports. • Coordinate with networking, development, and security teams to resolve infrastructure issues. Requirements • Bachelor's degree in Computer Science, Information Technology, or a related field. • 2–5 years of experience in Linux system administration. • Strong hands-on knowledge of Linux operating systems and command-line tools. • Experience in server installation, configuration, monitoring, and troubleshooting. • Good understanding of TCP/IP, DNS, DHCP, SSH, HTTP/HTTPS, and networking fundamentals. • Knowledge of Linux file systems, LVM, RAID, and storage management. • Experience with Bash/Shell scripting and task automation. • Understanding of Linux security, firewalls, SELinux, and access permissions. • Familiarity with system monitoring tools such as Nagios, Zabbix, or Prometheus. • Knowledge of web servers such as Apache and Nginx. • Experience with package management tools such as YUM, DNF, and APT. • Strong analytical, troubleshooting, and problem-solving skills.