Job Description & How to Apply Below
Role: Linux Administrator / Linux + Veritas Cluster Engineer
Experience:
4–10 Years
Location:
Production Support / 24x7 Environment
Employment Type:
Full-time
Role Overview
We are looking for an experienced Linux Administrator with strong troubleshooting skills in production environments.
The candidate will be responsible for Linux server administration, performance tuning, patching, storage management, and high-availability clustering (Veritas).
The role requires hands-on expertise in incident handling, change management, and root cause analysis in enterprise environments.
Key Responsibilities
Linux Administration
Manage Red Hat / Linux production servers
Perform user, permission, and process management
Monitor system health and performance
Troubleshoot CPU, memory, disk, and network issues
Perform server builds, migrations, and decommissioning
Performance Troubleshooting
Analyze CPU and memory spikes
Identify high resource consuming processes
Provide historical usage analysis using monitoring tools
Support application teams during performance incidents
Patching & Lifecycle Management
Perform OS patching and security updates
Validate pre-checks and post-checks
Handle reboot and non-reboot patching
Apply version-specific upgrades and exclusions
Ensure production change compliance
Storage & File System Management
Troubleshoot full file system issues
Extend and manage file systems
Perform disk expansion and LVM configuration
Add and manage new disks in production systems
Boot & System Recovery
Troubleshoot boot failures
Understand boot sequence and startup services
Perform system recovery activities
Cluster & High Availability (Veritas Preferred)
Manage Veritas Cluster Server environments
Handle failover and fencing scenarios
Perform cluster patching and compatibility checks
Support clustered application environments
Production Change & ITIL Processes
Execute approved change requests
Perform rollback and recovery planning
Participate in incident and problem management
Support emergency changes and vulnerability remediation
Required Technical Skills
Core Linux
Linux administration and troubleshooting
Process and performance monitoring
Package management and repositories
Boot process understanding
Storage & File system
LVM configuration and extension
Disk management and recovery
Swap and memory tuning
Monitoring Tools
System performance analysis tools
Historical performance investigation
Patching & Repositories
Server patching lifecycle
Repository subscription and management
Security update implementation
Preferred Skills (Good to Have)
Veritas Cluster Server (VCS)
Veritas Volume Manager (VXVM)
Cluster file system concepts
High availability and failover mechanisms
Cloud VM troubleshooting
Operational Skills
Production support experience
Incident handling (P1/P2/P3)
Root Cause Analysis (RCA)
Documentation and change tracking
Coordination with application and DB teams
Candidate Profile
Strong troubleshooting mindset
Experience in 24x7 support environments
Ability to work during maintenance windows
Good communication with cross-functional teams
Key Competency Areas (Interview Focus)
High Priority
Boot process
Patching lifecycle
Disk full troubleshooting
LVM extension
CPU performance analysis
Change management
Intermediate
Performance history analysis
Swap tuning
File system security
Advanced
Cluster compatibility & fencing
UID/GID handling in production
Version locking during upgrades
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