Senior Linux Administrator

Must be good in Linux Administration.

• LVM concept - FS creation, extension, and troubleshooting.
• Multipath concept – Validating multipath, adding Luns and enabling multipath.
• Ensure performance specifications ate met.
• Evaluate and correct OS vulnerabilities by patching the servers (patching).
• Coordinating with different vendor in case of any Hardware and OS level issues.
• Log rotation and managing FS usage, Changing permission / ownership etc.
• Implementing changes as per application team and DB team requirement at OS level.
• Follow Do’s and Don’t as per SLA. Wirpo and Customer Process adherence while handling BAU.
• Service management (NTP, SSH, AUTOFS etc)
• Fixing server access and bootable issues (including fixing grub).
• OS level trouble shooting in bringing up the server.
• OS migration is add advantage.