Linux Administrator (L1 Support Engineer)

Position Title

Linux Administrator (L1 Support Engineer)

Job Summary

We are looking for a motivated Linux L1 Administrator to provide first-level support for Linux servers and infrastructure. The role involves monitoring system performance, handling incidents, performing routine administration tasks, and ensuring server availability in a 24x7 production environment. Candidate should have a foundational understanding of Linux operating systems, networking, troubleshooting, and IT service management processes.

Roles & Responsibilities

• Monitor Linux servers, applications, and services using enterprise monitoring tools.
  

• Monitor CPU, Memory, Disk, Swap, Network, and Process utilization.
  

• Respond to alerts and incidents generated by monitoring platforms.
  

• Escalate unresolved issues to L2/L3 teams as per escalation matrix.
  

• Perform daily server health checks.
  

• User account creation, modification, and deletion.
  

• Password resets and account unlocks.
  

• File system and directory permission management.
  

• Basic package installation and updates using: YUM/DNF ,APT ,RPM
  

• Diagnose and resolve basic Linux OS issues.
  

• Analyze system logs and identify recurring issues.
  

• Handle service restart requests and basic troubleshooting.
  

• Ensure ticket updates and SLA compliance.
  

• Participate in shift handovers and operational reviews.
  

• Verify backup completion status.
  

• Monitor disk usage and filesystem growth & File system management.
  

• Perform log rotation and cleanup activities.
  

• Coordinate server reboot and maintenance activities.
  

Operating Systems

• Red Hat Enterprise Linux (RHEL)
  

• CentOS
  

• Ubuntu Linux
  

• Oracle Linux
  

Networking Basics

• TCP/IP
  

• DNS
  

• DHCP
  

• SSH
  

• FTP/SFTP
  

• Ping, Traceroute, Telnet,
  

Preferred Certifications

• Any Linux version and vendor.
  

Cloud Knowledge

• Any Cloud platform hand on and infra knowledge