Linux Administrator (L1 Support Engineer)

This is a remote position.

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