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