Shubham K.
Results-Driven unix- linux administrator in Redhat, GCP, and IAM Solutions 🖥️
- Role
- Unix Team Lead at Tata Consultancy Services
- Location
- Nagpur, MH, IN
- LinkedIn followers
- 500 followers
About Shubham K.
Linux administrator | Blogger | Nagpur
Experience
Unix Team Lead
Aug 2023 — Present · Pune, IN
IBM AIX/Linux System Administration • Manage and support AIX/Linux servers in production, ensuring stability, security, and performance. • Perform regular patching, upgrades, and OS hardening to meet security standards. • Maintain 99.99% uptime by proactive monitoring and quick troubleshooting. • Handle LPAR/DLPAR operations on IBM Power Systems for dynamic resource allocation. • Manage storage using LVM (VG, LV, FS creation, resizing, mirroring). • Perform OS installation, mksysb backup, and system recovery during failures. • Fix vulnerabilities and ensure compliance with security policies. • Configure services like NFS, FTP, NTP/Chrony for system communication.TSM / Backup Administration • Configure TSM client nodes, dsm.sys/dsm.opt, and policy domains. • Schedule and monitor AIX/Linux backups as per business needs. • Manage LTO6/LTO8/LTO9 tape libraries and backup infrastructure. • Perform tape migration (LTO6 → LTO9) with data validation. • Handle TSM operations: expiration, migration, reclamation. • Support DB2 restore and TDPO with RMAN for Oracle backups.IBM Storage Administration • Manage IBM FlashSystem, FS9150/9500 storage. • Perform LUN mapping/unmapping and host configuration. • Create FlashCopy snapshots for backup and recovery. • Support SAN zoning and storage troubleshooting.Achievements • Improved uptime by 10% and reduced incidents by 15%. • Automated tasks, reducing manual effort by 20%
Education
Rashtrasant Tukadoji Maharaj Nagpur University, Nagpur
Computer science and engineering, Computer Science
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