Extensive experience of over fifteen years in IT, which includes 9+ years in IBM AIX/HACMP Systems Administration on VIO based LPAR servers along with Tivoli Storage Manager (TSM) on IBM RS/6000 Servers and Windows servers. I have good experience in handling data center running 24/7, production applications and Disaster Recovery site support, project rollouts, installation, full upgradation, testing, performance tuning and extensive troubleshooting. I possess good communication skills and I am capable of working with team members as well as a team lead.

CERTIFICATIONS

Development Programs & Ongoing Training:

AIX Systems Administration - IBM Learning Services
AIX Advance System Administration - IBM Learning Services
HACMP Administration - IBM Learning Services
AIX TCP/IP Communication - IBM Learning Services
Oracle Systems Administration - STG India
Unix & C Programming - Computer Society of India

TECHNICAL SKILLS

IBM AIX-4 & 5, HACMP V4.4.1, Tivoli Storage Manager (TSM) Ver 4.1, 5.2, SCO-Unix, Linux, UnixWare, Windows2000/NT, Windows 9X, Oracle, DB2.

IBM Regatta LPAR on P690, P670, P650, P570, P570-MMA, SP system, IBMRS6000 Enterprise Servers H series-M series, B series, S series, SP system, IBM ESS (2105 - F20/800) SAN Switch 2109-S16 Enterprise Storage Server, IBM 3583 Ultrim Tape Library, IBM 3494 Tape library, SSA Storage D20 & D40, Intel Servers & PCs, Switches With Fibre backbone, Hubs Leased Line and Dialup Modems Multiplexers etc..

TCP/IP, NFS, NIS, Automount, DNS.

AIX/Linux Server Admin Confidential, September 2009 to present

Confidential, is a leading health insurance organization with heavy dependency on Computer services. They have three large data centers with heavy inventory of servers exceeding 12000 Liar’s and more then 4500 physical servers.
Responsibilities:

• Lpar migration from one frame to another and from one data center to another for production and non production servers
• Checking and testing of destination Lpars and configuration of Network services as pre migration steps
• Configuration of Lpar and services after migration and get it verified from various teams including database and application teams
• 24*7 support and on call schedules for server alerts and change / problem tickets

AIX/Linux Server Admin Confidential, Minneapolis April 2007 to August 2009

Confidential, is in Insurance business with heavy dependency on computer activities. They have two complexes running with 24*7 supports. One complex is Production site and the other is DR site. Production servers are on AIX 5.3 to AIX 5.9 environment and are based mainly on Power5 P570 and Power6 P570-MMA servers. Most of the servers are virtual Lpars with two VIO servers for heavy redundancy on each physical server besides some standalone servers for Unix and Linux. Both complexes have two HMC servers for administration with redundancy. They have Development, test, Staging, Production and DR environment servers.

Responsibilities:

• Installation and maintenance of HMC servers, VIO servers and Virtual Lpars
• Work on day to day problems fixation and changes requested in remedy ticketing software and HP open view software
• Update of HMC code and AIX patches, AIX level migration from 5.3 to 5.9
• Troubleshooting hardware issues and get them resolved with hardware support
• Hardware installation, enhancement and upgrades
• Server firmware updates
• Activation of server resources for capacity on demand servers
• Assignment of SAN storage to LPARS from VIO servers
• Working on-call production environment with 24*7 hot pager duties
• Installation of IBM-SIP software modules like SRM, Fusion, Tivoli Monitoring, URT etc.
• SRM data analysis and problem resolution
• Tuning of AIX for Oracle database and Websphere environment.

AIX/Linux Server Admin IBM Global Services – Boulder CO January 2006 to April 2007 –Confidential,

Confidential, check images for most of the banks in US, it stores billions of check images and retrieves them throughout any given day, they have four AIX 5.2 SP production complexes running with 24*7 supports, one complex is DR site for another. All complexes have approx 25 nodes at each site includes p680 and p650 and number of standalone servers, Linux servers tape libraries.
Responsibilities:

• Working on day to day emergency problems and fixing them in minimum time frame to keep the production alive
• Performing schedule changes, customization to production servers at OS level
• Migration of SP AIX 5.2 to AIX 5.3
• Migrating applications and other software applications from development to production environment
• Install software patches APAR’s and upgrades
• Creating / extending /removing Volume groups and file systems
• Resolving hardware issues by working with hardware support team
• Creation and maintenance of production users
• Performing systems health checks and also checking system performance statistics
• Working is On call environment 24*7 including hot pager duties
• Creation and maintenance of users, file systems and applications on Linux servers

IBM AIX Server Admin - Confidential, August 2004 to January 2006

Confidential, is an Edison International Company, having two major data centers at Rosemead and Irvine with Regatta servers and IBM AIX Enterprise servers (RS/6000), ESS SHARK Storage with SAN. Clustering implemented among these servers with HACMP for high availability.
Responsibilities:

• Installation and maintenance of AIX Servers
• Microcode update on Fiber adapters
• System & service processor firmware Update
• Microcode update on SSA Adapters
• Mirroring Root Volume group and other VGs
• Monitoring AIX error logs, and solving issues

Data migration in case of Disk failures

• Performance monitoring, Tuning, error analysis
• Diagnosis & replacement of adapters, SSA Disks, SCSI Disks & other parts.
• Handling user requests and trouble tickets and maintaining changes in servers through change management using peregrine software

AIX & Tivoli Storage Manager Technical Specialist
Confidential, October 2003 to June 2004

Confidential, is one of the largest financial institutions in US and has four major sites with large data centres in CA, has pSeries and other RS6000 (i.e.7026, 7017) servers with 3584 libraries.
Responsibilities:

• Installation and configuring of AIX on RS/6000
• Troubleshooting and administration of AIX Servers
• System Performance Monitoring & Tuning.
• Configurations of print queues and troubleshoot print problems.
• Troubleshooting and Monitoring of TSM servers & clients.
• Troubleshooting problems of client / Server errors
• Monitoring backups and other schedules
• Recovery in case of data need
• Migration / reclamation of volumes in 3584 Library
• Check status of scratch volumes, keep sending copy pool volumes offsite and inserting new volumes
• Restoration of offsite DR volumes on remote server

EDUCATION

• Bachelor of Commerce
• Postgraduate Diploma in Business Management