PROFILE:

• An IBM Certified Specialist in UNIX/AIX Administration with 7 years of experience with UNIX operating systems such as IBM AIX, LINUX- Suse, Redhat and Windows Servers.
• Worked on various IBM p-Series servers p795, p770, p595, p590, p570, p550 and p520, JS21 Blade, JS20 Blade and have extensive experience in Configuration, Installation and Administration of AIX 4.3.x/5L/6.1 and Linux Red Hat , Sun Solaris Operating Environments.
• AIX 5x and 6x installation, upgrading, migration and troubleshooting.
• Applying patches, fixes, TL to OS and upgrading p4, p5, p6, p7and HMC hardware firmware.
• Working experience of managing, troubleshooting P4, P5 and P6 series harware.
• Experienced in Logical Partitioning LPAR, DLPAR
• Experience in creating standard and Virtual I/O client LPAR using HMC.
• Knowledge and hands on experience on Advanced Power5, Power6 and power7 Virtualization.
• Knowledge in different classes of HP A-class, K-Class, L-Class, N-Class.
• Installation and configuration of VIO 2.1, 2.2
• Migration of VIO form 2.1 version to 2.2 version.
• Partitioning and management Virtual I/O servers and clients.
• Experience with AIX capacity planning and engineering
• Extensively worked on BMC Bladelogic Server Automation Console.
• Experience in VMware vSphere Client in building VMS.
• Expertise in creating Dual Virtual I/O servers with SEA failover, MPIO and link aggregation.
• HMC migration from version 6x to 7x
• Upgradation of HMC version 7.2m,7.3
• Configuration of Power 6 and Power7 Blade Js23 and Js43.
• Setup the vio profile and the Installation on Js43 blades.
• Creating and configure the vio client on IBM blades.
• Extensive experience in creating NIM environment which includes creating the NIM master and installing the operating system on NIM clients
• Configuring Redundant VIO Servers with Link aggregation.
• Upgrade and install EMC Powerpath version 5.5 on clients.
• Upgrade TL and SP on AIX lpars.
• Up gradation of SSH version and apply the fixes.
• Experience in planning, implementation and Administration of HACMP systems.
• Hands on Experience in Installation, configuration, maintenance and Administration of HACMP on AIX V5.1/5.2/5.3
• Experience in working on EMC storage and TSA implementation.
• Experience in working on multiple projects in parallel in multiple UNIX Enterprise disciplines as technical leadership or subject matter expert roles.
• Experience in working on ERP environments understanding of Oracle, SAP, Siebel
• Well versed in creating and configuring volume groups and file system suitable for use in an HACMP.
• Experience in using the cluster snapshot utility to record the HACMP ODM configuration information.
• Hands on experience in performing routing administrative changes using CSPOC in a HACMP environment.
• Experience with NPIV and VSCSI Configuration .
• Good understanding of error logging subsystem and Performance Monitoring tools like vmstat, iostat, netstat, topas, and lparstat on AIX Version 4.3/5L.
• Extensive use of Resolved Application Startup problems, PATH problems, Name conflicts, TCP/IP and Networking Problems in AIX.
• Planning and implementation of backup/recovery using Commvault/NIM/Sysback5.6.
• Configuration SAN, SVC with IBM Enterprise Storage Server ESS 800, DS4000
• Experience of setting up NIM server and installing clients using NIM recourses.
• Setup SSH on AIX 5.0, 5.1, 5.2, 5.3 and 6.1 servers
• Experienced in managing LPAR storage Area Networks SAN.
• Experienced on EMC SAN Symmetrix, Clariion, and Power path up gradation.
• Storage, Disk Management LVM, Veritas Volume Manager
• Experience with AIX reporting.
• Experience of installing HACMP and configuring cluster with different RG config.
• Experience in enterprise class systems' security requirements
• TCPIP network trouble shooting, BIG IP and Load Balancer toubleshooting.
• AIX Performance and Fine-tuning.
• Experience in enterprise class Disaster Recovery implementations.
• Experience of Shell scripting Korn shell and Bash Shell
• Provide support to SAP applications.
• Switch/Storage Migration, storage allocation, IO performance tuning.
• 24/7 on call support for Prod/Dev/QA environments.
• Good communication skills well versed with group work.

TECHNICAL SKILLS:

CERTIFICATIONS: IBMCertified-p-Series AIX System Administration

EXPERIENCE

AIX/Linux Administrator

Confidential

Responsibilities:

• Experience in Installation and configuration AIX System Administrator with Expertise on IBM Power 770, 750, p690/p650, 570, 550, 570, 595 RS6000Servers.
• Managed IBM Data Center from beginning of a project to migrating to different Data Center.
• Experience in installation and configuration of Virtual I/O Server VIOS 1.1, 1.3, 1.5.3, 2.1.
• Experience in installation of AIX in an LPAR environment pSeries.
• Experienced in Administration Concepts such as Virtualization and logical partitioning LPAR of CPU, HMC usage.
• Configuring new IBM Power 770 and 750 frames using HMC.
• Experience with performing AIX system firmware upgrade.
• Experience with performing HMC upgrades.
• Performed Live Partition Mobility on P6 and P7 servers.
• Extensively work with NPIV.
• Creating Logical Partitions for VIO Servers and Clients on power frames and assigning processors, memory and Ethernet adapters to VIOS and assigning memory and processor to VIOC LPARS .
• Installation of VIOS 2.1.2 and applying VIOS Fixpacks.
• Installation of AIX 6.1 on all VIO/LPAR Clients via NIM Sever
• Creating SEA Shared Ethernet Adapter to bridge between Physical Ethernet network and Virtual Ethernet Adapters
• Setting up Shared Ethernet Adapter failover.
• Setup of VIO Clients/LPARS sharing Ethernet Adapters and SCSI's
• Disks/Virtual Target Devices VTD as per the disk requirement of each client LPAR VIOC .
• Restoring the mksysb operating system from NIM server Network boot .
• Migrating storage from Virtual SCSI disks to direct attached SAN through dedicated HBA's on AIX Servers.
• Performed migration from 5.3 to 6.1 and TL upgrades.
• Experience in setting up cluster nodes for Oracle 11g RAC - deploying shared san for ASM.
• Performed SAN data migrations in our environment.
• Performed SAN fabric/switch migrations.
• Set up PowerHA heartbeat, performing failover, fallback for weekly maintenance.
• Setting up GPFS cluster nodes on AIX for Informatica and Cognos Application servers.
• Monitoring system performance using NMON, TOPAS, VMSTAT and IOSTAT.
• Experience in Performance Tuning of AIX servers and changing parameters according to servers requirements.
• Installed, Configured, Administered, and Supported IBM Web Sphere Application Server 6.0/7.0 on Linux and AIX servers.
• High level security remediation for the utmost security to the environment.
• Security enhancing and auditing, critical assessment and OS standard configuration
• Disabling and enabling daemons and services and configuring them.

Environment: IBM pSeries 770, 750, 670, 595, 570, 550 and 520 AIX 6.1, PowerHA, PowerVM, HMC, SAN EMC, RHEL 4 5, Oracle, Sybase and SAP R/3.

UNIX/AIX System Administrator

Confidential

Responsibilities:

• Managing Unix environment which includes 500 AIX servers using AIX 6.1 TL5, TL6.
• Configure the Blade Chassis and install the vio server and clients
• LPM in the frame and in the blade server.
• Install configure and testing the vio server fail over.
• Actively leading the DR planning and documentation.
• Building Physical and Virtual Suse Linux servers on IDRAC and VMs.
• Worked on AIX capacity planning and engineering
• Install security agents like centrify, Patrol for authentication and monitoring.
• Worked on HACMP and prepare the documention.
• Installation of Power HA 6.1, more then 100 system.
• Configure PowerHA 6.1 on two, three and four node.
• Failover the server resources group and create application servers.
• Creating VGS, LVS, FS in AIX and Linux Servers.
• Worked on the monitor tools like nmon to collect the performance statistics.
• Work with IBM on the Performance related issues Run Snap, Perfpmr to gather server info and troubleshooting issues
• HMC migration from version 6x to 7x
• Install Update HMC with corrective service package and the latest maintenance fixes Obtaining and applying firmware updates to HMC and p servers.
• Setup SSH on AIX and 6.1 servers.
• Upgrade the firmware of managed systems p6-570 / p5-570/550/520/55A,
• Migrate the HACMP cluster form 5.4.1 to Power HA 6.1
• Upgrade the Power HA 5.5 to 6.1.
• Manage and perform day to day operation for Power HA cluster.
• Create Filesystems on HACMP clusters.
• Adding vlan tag adapter on physical backup server aix and adding IP.
• Managing Mksysbs for the Entire Environment and Crontab.
• Extensive use of LVM, creating Volume Groups, Logical volumes, and LVM mirroring.
• Performed User Account management, data backups, and user's logon support
• Efficient use and managing the LPARS on p550, p570 using HMC.
• Setup and configured network TCP/IP on AIX including RPC connectivity for NFS.
• Created mount points for Server directories, and mounted these directories on the Servers.
• Experienced in Installation and support of IBM WebSphere Apache Web Server, IBM HTTP Web Server on the AIX and Linux servers.
• Installed AIX and performed the OS upgrade flawlessly .
• Created/Installed/Configured eight Dual Virtual I/O servers on p6-570 with SEA failover, MPIO and link aggregation on p6-570. Performed testing to verify failover and fallback of Dual VIO server.
• Create standard LPAR and DLPAR operations.
• Create /Installed/Configured Virtual I/O server with NPIV configuration.
• Configured Link Aggregation, Shared Ethernet and MPIO on Virtual I/O server.
• Experienced on creating volume groups, logical volumes and file systems on SAN environment and Upgraded the SAN powerpath.
• Worked closely with database administration and SAN team to ensure optimal performance of databases, and maintain development applications and databases.
• Setup NIM client and install AIX Base operating system using NIM Master Server.
• Implemented, installed and supported High availability Cluster on IBM p-Series Platform.
• Developed Shell scripts for automating the batch jobs.
• Worked on generating reports in AIX.
• Experience of Shell scripting Korn shell and Bash Shell
• Provided 24x7 support on shift rotation basis.

Environment: IBM AIX 6.1 TL5 TL6 , IBM P-Series Servers, P7- 740,750, 770, Korn Shell, NIS, NFS, HACMP, BladeLogic Server Automation Console, Suse Linux 10 , Suse Linux 11, Red Hat Linux 6.2, VMware vSphere Client IDRac6.

AIX Administrator

Confidential

Responsibilities :

• Managing SAP environment which includes 700 AIX servers using AIX 6.1 TL5, TL6.
• Managing and support 200 VIO server 2.1 and 2.2
• Responsible for installation, configuration, support and troubleshooting existing systems in AIX 6.1/5.3
• Installed and racked p6-570, p7-770/795 servers from the scratch, cabled and documented.
• Configure the Blade Chassis and install the VIO server and clients
• Perform LPM between the frames and the blade servers.
• Install, configure and testing the VIO servers fail over.
• Part of the DR implementation.
• Created/Installed/Configured eight Dual Virtual I/O servers on p6-570 with SEA failover, MPIO and link aggregation on p6-570. Performed testing to verify failover and fallback of Dual VIO server.
• Create standard LPAR and DLPAR operations.
• Creation of Virtual I/O VIO server LPAR through the HMC able to create virtual Ethernet, virtual SCSI adapters and creation of VIO client adapters of lpar.
• Performance tuning of db2 and oracle RDBMS.
• Worked on the EMC Powerpath.
• Create, Installed, Configured Virtual I/O server with NPIV configuration.
• Configured Link Aggregation, Shared Ethernet and MPIO on Virtual I/O server.
• HMC migration from version 6x to 7x
• Setup SSH on AIX 5.4 and 6.1 servers
• Sudo setup on AIX 5.0, 5.1, 5.2, 5.3 and 6.1
• Install golden image of AIX 6.1 using Storix System Backup utility.
• Installed AIX 5.3 and 6.1 using Media and mksysb.
• Upgrade the firmware of managed systems p6-570 / p5-570/550/520/55A,
• Upgraded HMC firmware from version 6 to 7.
• Use Avocent KVMs and hardware management console HMC to stage and monitor headless NIM installations.
• Installation and configuration of NIM master server and clients, creating lppsource and SPOT for client on NIM server.
• Provide day to day support by using SM7 Ticketing system.
• Configure and support power path issues and up gradation.
• Upgrade and install Powerpath version 5.5 on clients
• Working with different teams and Provide support to SAP application.
• Planning and implement VIO and AIX server upgradation.
• Experience in manipulating JFS/JFS2 files systems including creation, modification deletion.
• Created user accounts and groups and performed user account management.
• Provided 24 7 on call production support and resolved tickets.

Environment: IBM p520, p570, p590, p595, p770, p795, EMC SAN, AIX 5.1,5.2,5.3/6.1, , UNIX, HP-UX 11i, Red hat Linux.

AIX/UNIX Administrator

Confidential

Responsibilities:

• Installed and configured AIX5.2, 5.3, on P570,590,595.
• Configured and administrated Stand alone Lpars.
• Configured and administrated Dual VIO server and Lpar clients.
• Administration Task's included User administration, Performance, Sendmail. weekly mksysb
• Daily roles included dealing with LVM extensively. Strong hold of LVM.
• Performed upgrades from AIX 5.3 to 6.1 using alt disk migration and migration installation.
• Migrated HACMP 5.2 to HACMP 5.4 .
• Experience using LVM creating VGs, LVs, and disk mirroring.
• Installation and configuration of NIM master server and clients, creating lppsource and SPOT for client on NIM server.
• Worked with Web sphere 6.1 and maintain Web sphere Installations, modifications, performance management and configuration.
• Created Micro partitioning of processor by dividing physical processor's computing power into fractions of a processing unit and share them among multiple logical LPARs.
• Worked on Advanced POWER Virtualization on IBM p5 Systems.
• User management, security planning and implementation.
• Migration and upgrade from AIX 5.2 to AIX 5.3
• Troubleshooting in AIX Environments 5.1, 5.2, 5.3.
• Installing NIM clients using network boot.
• Administration, maintenance of HACMP Clusters.
• Installation, Configuration Upgrade of AIX operating systems running oracle Database.
• Performing Failovers in HACMP / cluster environment, monitoring servers
• Configuration and Administration of DNS, NIS, NIS , NFS, DHCP, FTP, Samba Servers and clients. Security layers like SSL, SSH, HTTPS, SFTP.
• Configuration and administration of mail server, Send mail, and SNMP/POP
• Writing Shell scripts for automation of job, system monitoring and error reporting.
• Configuration of Hardware and Software RAID. Disk replacement and File system recovery.
• Worked on EMC disk storage to allocate disk space, configuring LUNS on server side.
• Backup maintenance through TSM using Tape libraries.
• Experience in installing and managing IBM RS/6000/Pseries with DB2 and Oracle
• Worked on Unix/Linux Email gateway server with Qmail Sendmail.
• System analyst design, development and testing in LINUX environment.
• Installation Administration of Redhat Linux server and Workstation.
• Troubleshooting and patching different defects for all AIX levels using the Fileset Program Temporary Fix PTF and APAR's.
• Setup, configure, backup and restore NIM database and create various NIM objects and resources such as lppsource, spot, bosinst.data, image data.

Environment: AIX 5.1/4.3.3, P5Series,RS/6000 Server S80, S7A, H80, H70, H50, p670, p590, p550, E4500/E6500,EMC Clarion, DMX, ESS/Shark F20, SDD 1.2.0.4, Clients 4.1, ATL7100 tape library, A5000 storage, Oracle 8i, UDB 6.1, Perl 5.6, KSH