Tirupati, Andhra Pradesh, India
Summary
Administered, maintained, and monitored Unix/Linux servers, providing 24/7 support for production environments and ensuring system stability and performance.
Highlights
Managed comprehensive administration, maintenance, and 24/7 monitoring of critical Unix/Linux server infrastructures, ensuring high availability and system integrity for production environments.
Executed timely system upgrades, including OS, hardware, and periodic patches using YUM, enhancing system security and performance across multiple servers.
Diagnosed and resolved complex issues related to FTP, file systems, server performance, and data backups/restorations, maintaining data integrity and minimizing downtime.
Designed and managed robust RAID (RAID0, RAID1, RAID5) configurations and Logical Volume Management (LVM) setups, optimizing storage efficiency and ensuring data redundancy.
Deployed and managed virtual machines via vSphere Client, performing proactive capacity management to support scalable infrastructure growth and resource optimization.
Automated routine operational tasks using cron jobs and custom Bash shell scripts, significantly improving efficiency and reducing manual effort in system administration.
Configured and troubleshot essential network services including DNS, NFS, DHCP, and FTP, ensuring robust network connectivity and service availability for critical operations.
Utilized OS ticketing systems to efficiently manage alerts, incidents, change requests, and problem tickets, ensuring timely resolution and compliance with SLAs.