Experience

Comtel Solutions

• Singapore
• IT Services and IT Consulting
• 100 - 200 Employee

• Senior Consultant

  • Jan 2020 - Present



Wipro

• India
• IT Services and IT Consulting
• 700 & Above Employee

• Senior System Administrator

  • May 2010 - Jan 2020

  Service Support & maintenance of banking servers

• Lead Administrator

  • May 2010 - Jan 2020

  EILTE TECH Solaris, AIX (AU-14, AU-16,AU-73); CGMJ Unix provides 24x7 support to CITI Markets Japan & ASPAC region for their Production, contingency databases and QA, development databases. There are multiple Production servers currently supported by our 24 X 7 support team; providing support various Data Centers Located across ASPAC & Japan region. Job profileRoles and responsibilities:UNIX System Admin Citibank Japan Data Center and ASPAC Region.Ensuring availability of Machines at 24x7 support for servers located in Japan & APAC region.Maintenance of Solaris, Linux & AIX servers (Production/COB/UAT & DEV) as per CITI Standards.Prepared procedure for TL upgrade to patchset8 & 10 for AIX Production & COB server, scheduled and implemented successfully.Updating server inventory for all servers on global repository.Preparation of patching procedure, scheduling, implementation of VTM Patches on all 600 servers.Installation & Configuration Tivoli Provisioning Manager across all servers and scheduled backup using TPM.Coordinating for Hardware replacement for Solaris & Linux servers and provide support at OS level. ( Hard Disk, CPU Fan, memory module, Power cables, Processor).ILO Firmware upgradation & OU Migration for Linux Servers.Configuring Veritas Cluster setup, creation & deletion of service groups & resources.Managing HP Enclosures across region and troubleshoot & resolve any issues persist with Enclosures.ASM disk creation for Oracle Cluster servers.Carrier AchievementsReceived reward and appreciation from CITI & Wipro ( in 2016 & 2017) forCreating a common template for all Unix Team’s to undergo standard change record format which helps SA to create critical change records just by filling the template with required error-free inputs and also avoid last minute change record rejection due to incomplete details.for automating regular SA manual checkouts for server performance to receive an HTML format email report.

• Unix Administrator (Solaris, Linux, AIX)

  • Sep 2007 - Jan 2020

  OS administration, Kernel Upgrade, Patching & Packaging, file system maintenance, Server Build, backup maintenance, hardening server access, maintenance of Centralized server inventory, configuring TPM, fault hardware replacement



Softenger

• India
• IT Services and IT Consulting
• 700 & Above Employee

• System Administrator

  • Sep 2007 - May 2010

  OS administration, Backup configuration & maintenance, hardening server access, L700 Library management, configuring & managing connect direct NDM,



Softenger India Pvt. Ltd.

• Unix System Engineer

  • Sep 2007 - May 2010

  Project : Madras Regional Data Center (MRDC).Project Description : MRDC provides 24x7 support to Citigroup for their Production, contingency databases and QA, development databases. There are around 110 Production servers currently supported by our 24 X 7 support team. I was working as a; in Citibank’s Production data center. MRDC Production Datacenter located in Chennai. In the event of processing disruption on the Production Machines, the machines from UAT cluster will be pulled out in order to setup the production. It is a part of continuity of business (COB) setup at Citibank. Job profileRoles and responsibilities:UNIX System Admin Citibank Chennai Data Center.Ensuring availability of Machines at 24x7 support for the Chennai data center of Citibank.Managing backups using EMC Networker and Sun Storagetek L700. Installation of EMC Networker server, storage node and client packages.Implementation of Networker & Netbackup Backup software, defining policies and scheduling the backups.Installing and maintaining packages like SEOS, BMC patrol, Power broker for network security and monitoring.Process management that includes Planning and scheduling cron jobs.Configuring machines for secure file transfers like NDM (Connect Direct), SCP and RCP troubleshooting for any suspected errors.Backup and restoration of data.Monitoring system logs and system performance and reporting.Checking and clearing file system.Patching of OS.Association of BCV & WBKCOPY for backups.Creating raw volumes for database application using VXVMVarious system administration activities.Installation and configuration on NDM (UNIX- SERVERS)Installing and maintaining packages like SEOS, Powerbroker for security and monitoring purposes.SCssh & SSH TECTIA Administration: Involved in successful upgradation of Legato Net worker 7.2 to Net worker 7.3 for CITI BANK Data Center with one media server, two storage nodes and 80 clients.