Linux Administrator in Noida, भारत

• 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, 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.