SUMMARY

• Over 8 years of professional experience in IBM AIX, POWER systems, RedHat Linux, VMware, IBM VIO UNIX Server environment.
• Experience working in server environments including IBM P750,770, P570, P550, P5 - 520, P5-550, P5-560, P5-575, P5-590, P4-650, P4-670, EMC VMAX, VNX, Clariion, Symmetrix, Tivoli Storage Manager, HP DL580 & DL360, Dell Poweredge.
• Experience in Installation and Administration of AIX servers (v7.1,6.1, v5.3, v5.2)
• Experience in Installation and Administration of IBM VIO servers and HMC
• Experience in Installation and Administration of Redhat Linux servers (v5.8,v5.9,v6.3, v6.4 & v6.5)
• Experience in VMware Vsphere ESXi 5.0, 5.1 and 5.5
• Experience in configuring SAN disks (LUN) in the environments which includes EMC VMAX, VNX, Symmetrix, Clariion, IBM Total storage
• Experience in configuration and administration of PowerHA, HACMP v5.2 and v5.3 cluster nodes.
• Experience in software installation and patch management in IBM AIX, Red Hat Linux.
• Experience in installation of Oracle database servers,weblogic servers
• Experience in installation and configuration of HMC and NIM Master.
• Strong experience and understanding of NFS, Automount, DNS, TCP/IP
• Experience in various backup and recovery methodologies such as TSM, SRDF, snapshot, mksysb,
• Automated tasks with Unix Shell Scripts
• Experience with working in Production, Development and Testing environment
• Experience in Change management, Incident management, Problem Management, Asset Management using Remedy

TECHNICAL SKILLS

OS/HARDWARE: AIX 7.1/6.1/5.3/5.2/4.3 , VIO 2.2/2.1/1.5, RHEL 6.x/5.x, IBM POWER7 750, POWER6 MMA, POWER6 550, p5 590, p5 595, p5 550, p670, p690, S85, DL580,DL360, Vmware (ESX5.5/5.1), EMC VMAX, VNX, Symmetrix DMX4, DMX3, Clariion

SOFTWARE: NIM, HMC, HACMP, POWERHA, ECC, Powerpath, Oracle 10g/11g, db 2 9.1/9.7/8.1/10.1 , TSM, ESX 5.1/5.5

PROFESSIONAL EXPERIENCE

Confidential, MO

Senior Unix System Administrator

Responsibilities:

• Installed and configured IBM AIX, VIO and Redhat Linux servers based on requirements
• Configured virtual server using VMware ESX 5.1/5.5
• Performed AIX installations through NIM servers
• Upgraded HMC from V7R7.7.0 SP2 to V7R7.7.0 SP4 and from V7R7.7.0 SP4 to V7R7.9.0 SP0
• Patched AIX 6.1 servers from AIX 6.1 TL08SP02 to AIX6.1 TL09 SP03
• Patched AIX 5.3 servers from AIX 5.3 TL12SP08 to AIX5.3 TL12 SP09
• Perform Patching on Redhat Linux servers. (v5.8,v5.9,v6.1,v6.2,v6.3 & v6.4, v6.5)
• Upgraded firmware, Microcode fiber channel adapter and Ethernet adapter
• Installed and configured dual VIO servers, SEA, link aggregation and NPIV
• Performance monitoring and tuning using various AIX commands (vmo, no, io, vmstat, iostat, topas, sar, nmon, ndisk)
• Worked with (Application support, H/W support, vendor support) and getting the problem fixed within the given time frame
• Configured and managed two node clusters using HACMP and POWERHA.
• Used LVM, creating VGs, LVs, and disk mirroring.
• Configured EMC Power path and IBM native MPIO for VIO Client LPARs
• Configured Logical Unit Number (LUN) in SAN environment which includes EMC VMAX, VNX, Clariion, EMC Symmetrix.
• Backed up and restored data using TSM
• Provided on call support.

Confidential, Washington DC

System Administrator

Responsibilities:

• AIX System Administrator for Unix server environment which includes IBM AIX 6.1, AIX 5.3
• Installed and configured HMC, LPAR, VIO Server in pSeries servers
• Performed AIX upgrade through NIM servers
• Migrated AIX servers from B80, and POWER4 hardware to POWER5/POWER6 virtualized hardware
• Installed and configured HMC v7.3
• Configured TSM Client in AIX
• Installed and configured dual VIO servers, SEA, link aggregation and NPIV
• Implemented AIX service strategy
• Performed patching for IBM AIX servers from NIM servers
• Configured NIM environment and performed network installation of AIX
• Configured and troubleshot HACMP.
• Application and in-house software installations
• Unix shell scripting for automation.
• Configured Logical Unit Number (LUN) in SAN environment which includes EMC Clariion, EMC Symmetrix, EMC Powerpath
• Configured TSM Server and TSM clients on AIX servers
• Performance monitoring and tuning using various AIX commands (vmo, no, io, vmstat, iostat, topas, sar, nmon)
• Documented system parameters and Backup and Disaster recovery Processes

Confidential, Reston, VA

Unix System administrator

Responsibilities:

• Installed and configured IBM AIX, Red Hat Linux, HMC, LPAR, VIO Server in pSeries and Dell poweredge servers
• Performed AIX installations through NIM servers
• Migrated AIX servers from POWER4 / POWER5 hardware to POWER6/ POWER7 virtualized hardware
• Migrated LPARS from AIX 5.3 to AIX 6.1 using HMC, NIM master and NIMADM
• Configured IBM POWER7 p770, p750, POWER6 servers with HMC v7
• Installed and configured dual VIO servers, SEA, link aggregation and NPIV
• Implemented AIX service strategy and performed patch installations for IBM AIX servers from NIM servers
• Configured NIM environment and performed network installation of AIX
• Installed and configured HMC v7.7
• Experience in configuring virtual server using VMware ESX3.5/ESXi 4.0/ESXi 4.1/ESXi 5.0
• Perform Patching on Redhat Linux servers. (v5.8,v5.9,v6.1,v6.2,v6.3 & v6.4)
• Installed and configured new Redhat Linux servers based on requirements
• Added disk & upgraded the VMware tools in VMsphere client
• Migrated of Physical Redhat Linux servers to Virtual Redhat Linux servers
• Backed up and restored data using TSM, mksysb, alternate disk, NIM master
• Configured EMC Power path and IBM native MPIO for VIO Client LPARs
• Configured Logical Unit Number (LUN) in SAN environment which includes EMC VMAX, VNX, Clariion, EMC Symmetrix.
• Performance monitoring and tuning using various AIX commands (vmo, no, io, vmstat, iostat, topas, sar, nmon, ndisk)
• Provided on call support.

Confidential, CA

System Administrator

Responsibilities:

• Provided system support for 2000+ midrange IBM including routine Production support, maintenance, patching, and system backups and restoring, and software and hardware upgrades
• Maintaining and monitoring the file systems and performance tuning on AIX (5.1/5.2./5.3 ) servers (615/640/ /550/ 52 A/55A/ 570/595).
• Responsible for mirroring and unmirroring using logical volume manager (LVM) and Veritas volume manager (VVM (4.0/4.5))
• Working on UNIX platforms like Linux /AIX (4.3/5.1/5.2/5.3 )
• Executed scripts for OS Installation, performance matrix and mksysb image script.
• Applying the Security patches and doing all the change management.
• Responsible for system partitioning (LPAR) and operating system installation using HMC
• Responsible for performing administration tasks on DLPAR such as adding, deleting and moving system resources from one partition to another partition
• Worked on Linux x86, Windows 2003 Server
• Edited and Developed Shell scripts to create user on multiple servers
• Good knowledge of TSM Administration
• Expertise in doing NIM installations on AIX 5.3
• Installation Virtual input/output server (VIOS).
• Wrote Unix shell scripts, performed OS and database installations and administration