SUMMARY

• A UNIX System Administrator with multiple years of experience in Administration, Engineering and Development of Information Systems.
• Extensive experience in Security remediation, critical assessments, disaster recovery and Virtualization.
• Expertise in Planning, Installation, Configuration and Maintenance of IBM HACMP V5.3/5.4 on AIX 5.3/6.1.
• AIX System Administrator with expertise on IBM pSeries p550, p 0 and 770 & RS6000 Servers with 24x7 on - call support.
• Has experience upgrading & consolidatingPower6 systems toPower7systems.
• Configure and troubleshoot multi-vendor sequential access device on Solaris, Linux, AIX, Windows NT/2000, HPUX, AS400 V5.
• Experience in creation of GPFS and Oracle RAC - from the perspective of a Unix admin.
• Experience in Weblogic Servers Administration and Application support
• ConfiguredWebLogicServers in a Clustered solution for High Availability, Load balancing and fail over support.
• Deployed new business applications and application updates intoWebLogicApplication Servers.
• Experience in AIX LPAR Virtualization and configuration work using HMC/VIOS (vscsi and NPIV)
• Installation and configuration of NIM master server and clients
• Experience in working with Live Partition Mobility to perform migration from one frame to another.
• Migration of AIX OS from 5.3 to 6.1 on pSeries servers.
• Experience in performing DLPAR on VIO servers
• Helped the oracle team in installation of oracle applications like EBS suite etc by providing OS support as required in creating user accounts, Enabling Asynchronous I/O for database, configuring the network, setting the LIBPATH environment variable on the DB tier and Apps tier, setting the permissions,etc.
• Experience in working with Shared Ethernet Adapter, Link Aggregation and NPIV concepts associated with VIO server technology.
• Migration of HACMP from version 4.5 to 5.1. Configuration of HACMP 5.3,5.4 as well as performing failover and failback of HACMP Clusters on a regular basis as per the application requirement.
• Worked on 770 Power 7 hardware equipped with Power VM virtualization.
• Participated as a member of the Unix Build team with responsibility to install and configure AIX LPARs onPower7servers.
• Administered multiple IBM machines running pSeries Hardware (POWER5 & POWER6) on AIX 5.3/6.1.
• Extensively utilized New virtualization techniques of Live-Partition Mobility, NPIV, Active memory sharing and WPAR.
• VMware backup and Disaster Recovery, VMWare performance and capacity planning and VMware monitoring.
• Created LPAR/DLPAR/VIOC/VIOS/Linux based virtual machine using VMware
• Has used both AIX 5.3 and 6.1 intensively, with AIX 6.1 has worked on many advance features like workload partitions, advanced security, continuous availability, and managing and monitoring enhancements.
• InstalledAIX6.1images on virtual clients LPARs usin Media and mksysb from NIM master and also Installed golden image ofAIX5.3 and6.1using Storix System Backup utility.
• Installed SUSE Linux 10 Sp 1 Blades through Integrated Remote console of the HP OA via a CD installation through their respective ILO’s.
• Installation and administration of Linux Red Hat 4/5/6 Operating System through kickstart.
• Has experience supporting Oracle DBA teams with their SA needs onPower6/7equipment.
• Worked intensively with Ticketing tools like BMC Remedy, Chameleon product of Action Request System also known as BMC Remedy, HP Incident Manager.
• Has Used BMC Tools like BMC Remedy User, BMC Remedy Administrator and BMC Remedy Alert
• Helped in implementing real-time firmware for power management technologies on IBM Power Systems platforms, including the JS22 “POWER6” Blade, Power 520, Power 550, Power 575, and Power 595.
• Has good knowledge and understanding of Tivoli Storage Manager forAIXOS 6.1 running on P-Series servers worked with TSM team to design, plan, implement, and maintain an Enterprise Backup and Recovery environment for client
• Extensively used HMC-V7 and V6 to perform various tasks like creating VIOS and LPARS, performing DLPAR operation to change CPU configuration, changing LPAR profiles, Activating LPARS, power-off frame etc.
• Good knowledge on Migration of TSM 4.3/5.1/5.2 to TSM5.3 and 5.4 on AIX and windows servers.
• Participated in Disaster Recovery tests and recovery of AIX and TSM server.
• Installation of Websphere 6.1 and worked extensively with WAS admins and DB2 DBA team for troubleshooting and parametric changes, Oracle 9i/8i/7.x on UNIX (AIX, Solaris, LINUX, HP).
• Coordinated with SAP team while performing Oracle patches for SAP applications, Coordinated with the SAP team on SAP migrations.
• Coordinated with the SAP team on a daily basis to fulfill their UNIX needs, assisted in installation, configuration and maintenance of SAP environments.
• Experience working in a SAP Environment and building the servers for SAP.
• Troubleshooting SAP issues from the O/S level.
• Extensively worked on Oracle RAC requirement, allocated 3.2TB of EMC SAN Storage which was to be added to Oracle ASM including the ownership being given to DBA.
• Coordinated for seamless installation and configuration of SAP R/3.
• Managed Netapp 840/740 filers using Data Ontap CLI and FilerView. Involved Storage Allocation, Reporting and Monitoring.
• Managed Netapp 940c/960c filers using Data Ontap6.4/7 CLI and Filerview, also completed a project to implement Netapp 960c filers using NFS
• Primary/Secondary on-call 24x7 support for UNIX Servers & Applications
• Experience in Shell scripting (ksh, bash) to automate system administration jobs
• Experience with EMC VMAX, symmetrix, IBM’s SVC and DS 4800, 6800 and 8000 SAN.

PROFESSIONAL EXPERIENCE

Confidential, Riverwoods IL

UNIX Lead

Responsibilities:

• Solely responsible to manage about 500 Unix server’s Administration (AIX and RedHat Linux) including the storage and network administration for the server’s.
• Responsible for Install Unix/Linux OS on physical and virtual hosts, Administer-LVM, Troubleshooting Network Connectivity, Performance any Health Monitoring issues.
• Working on Hardware Refresh Projects which includes Virtualizing the environment after designing the roadmap with Solutions Architect
• Working on building the plan for migration of IBM AIX Power 7 servers to Power 8 utilizing the LPM.
• Installing and configuring the NETBACKUP clients on the server’s. Working on restore request on the Netbackup Admin console v 7.6
• Generating Daily reports for the scheduled failed and on hold backup’s. And resolving if any issues based on the reports.
• Supported the VMware Administration completely involving: Installing and Configuring ESX for a new host, Configuring VMware for a new Virtual Machine, and Patch VMware when security patches are available.
• Working on Vmotion requests as needed as part of maintenance activities, Maintaining the Vsphere HA and Vsphere DRS on all the ESX host clusters.
• Installing VMware tools for the better maintenance of all Linux VM’s.
• Provision and Revocation of Users and Groups Through ActiveDirectory AD -Centrify Administration which included providing Elevated Access Administration, Create user roles in Centrify, Local (sudo), Active Directory (dzdo), Centrified user administration, Centrified unix group creation.
• Responsible for User Terminations: Process termination notices to remove access from the environment.
• Solely responsible for Maintaining the QA Centrify Domain/Forest.
• Creating the Child zones and provisioning AD computers, users and groups to the zones.
• Maintains the Access Management, responsible for audit access of the environment twice per year Provision and remove access to environment from request queue.
• Configuring Active Directory/Centrify Auditing software on the computers as needed or on request.
• ON-SITE LAB/Data Centre Maintenance working individually or with vendors to Replace components (Cards, CPU, Memory, Drives, etc), Firmware management / patching.
• Also Responsible for OS Patching and Upgrades, Including upgrades of HMC,P6 Firmware,X-series Firmware.
• Involved actively in Security Vulnerability Management using the RSAM tool to monitor the vulnerabilities on all the AIX and RHEL Linux server and Apply patches / changes to address vulnerabilities.
• Also actively involved in Project Management as in Leading or assisting team with Unix-related question for new or present projects, participate in design discussions and identify solutions. Managing and administering the department wiki site.
• Responsible for SAN Management Provisioning LUNs / share as per user’s request.
• Automating the monitoring of the environment through high level of Scripting, Create and maintain scripts in environment for better monitoring of the server’s.
• Responsible for 24/7 Environment Support availability, Resolving various issues documented and raised through ticketing tools like Service Now and Service Catalog.

Environment: IBM AIX 5.3,6.1.7,1 p7 770, LPM, RHEL 5,6 ESX VMWARE Vcentre vsphere 5.5, Netbackup 7.6

Confidential, Chicago IL

AIX System Specialist

Responsibilities:

• Completely Responsible for all AIX Engineering and Administration activities in the environment.
• Supported two Data centre’s each replica of other, Production and DR with all AIX Related and Storage related Administration Task.
• Administering multiple IBM machines running pSeries Hardware (POWER5 & POWER 7) on AIX 5.1/5.2/5.3/6.1
• Migration of AIX 5.2/5.3, coordinated application team to Upgrade AIX 5.2 and 5.3 to AIX 6.1.
• Solely Responsible for System monitoring, incident and problem reporting and escalation, System configuration, capacity reporting/planning, and performance management.
• Setup and configure VIO servers according customer needs and planned VIO server setup with Micro Partitions and Configuration of Dual VIO servers.
• Installed Dual HMC setup with failover and configured connections to all Frames.
• Installed and Administered EMC Solution Enabler in the environment to control the storage.
• Responsible for assigning new storage to Lpars, and configuring to Volume groups.
• Solely configured call home features on all HMC and also configured network settings on HMCs.
• Responsible for setting up and maintenance of Backups from PROD R1 to DR R2 which is setup as one way read only connection from prod, and then from DR R2 these backups are copied over to two more places as read write connection both way as CLONES R3 (another copy for backup) and DEV/UAT R4 (used for testing).
• Frequently worked on all virtualization techniques like Dynamic Logical Partitioning, Live partition Mobility, Active Memory Sharing and WPAR to move resources, partitions and created WPAR’s.
• Emergency out-of-hours coverage. 1st, 2nd & 3rd level system support.
• Engineering activities in the area of packaging and platform testing IPL, PTF planning & installation System installation/upgrades and Security Management.
• Configured volume groups and logical volumes, extended logical volumes for file system growth needs using Logical Volume Manager (LVM) commands.
• Created VG’s & filesystems for oracle db installation and performed vmtuning to suit the needs of oracle db group.
• Responsible for creating LPAR/DLPAR/VIOC/VIOS/Linux based virtual machine using VMware
• Responsible for VMware backup and Disaster Recovery, VMWare performance and capacity planning and VMware monitoring.
• Created and configured LPAR/DLPAR’s on p5-570s and p7-770s.
• Installation and Configuration of NIM.
• Responsible for Administration of AIX Production, Integration and Development servers (Web/Informix Environment).
• Migrating older AIX operating System to newer versions.
• Capacity planning of disk space and hardware resources required for production and developments using MRCPM.
• Monitoring system performance and analysis using Statistical Analysis System (SAS).
• Performed routine checks on nodes by monitoring syslogs and error logs for system and hardware errors.
• Giving the Level 2 support and assisting the team members in fixing the AIX software problems.
• Built AIX OS complete/migration/preservation installation for the pSeries
• Responsible for NIM installation, setting up NIM servers, clients, define the resources, Alternate Disk Migration with NIM.
• Involved in writing of UNIX Shell Scripts as per the requirements.
• Documented and provided process optimization suggestions, all change the bank (CTB) and run the bank (RTB) activities. Also Supported CTB in the area of open source projects.
• Capacity planning of disk space and hardware resources required for production and developments servers (SAS).
• Performed System Administration tasks and ensuring 24*7 System Support for the mission Critical Data in production Environment.
• Ensured the Systems and Data online, offline, archived Backups on Daily and weekly Basis using Crontab.

Environment: IBM AIX 5.1/ 5.2/ 5.3, IBM RS/400 - p5 575, p 770, EMC Symmetrix DMX 3000, EMC Solution Enabler.

Confidential, Woonsocket, RI

Aix System Administrator

Responsibilities:

• Basic responsibility included Providing 24*7 Production support for High Business Impacting Four node cluster an all active nodes HACMP cluster.
• Worked with IBM p 0 p550 and & RS6000 servers connected to storage area networks. Configured and Installed logical partitions (LPARS), assigned hardware resources within LPARS, installed AIX 5.3 and 6.1 and installed patches.
• Cloned and upgraded while the OS is running with TL, APAR and patches on AIX 5.3/6.1.
• Creating Logical Partitions of VIOServers and VIOClients on pSeries frame and assigning processor, memory and Ethernet adapters to VIOS and assigning memory and processor to VIOC (LPARS).
• Efficiently utilized operating system tools vmstat sar iostat, swap, topas, etc to assess database performance and determine database requirements. In addition to providing statistics for Oracle processes, these tools provide statistics for the complete system I/O.
• Supported the ORACLE DBA with Initial AIX 6.1 tuning for the database & apps server, Installed the supporting file sets and AIX patches helpful for the installation of ORACLE EBS suite 11i
• Installed JAVA 6 on recommendations of DBA to support the ORACLE EBS 11i.
• Also setup the NFS mounts for data copying for the oracle installations.
• Supported the DBA’s in their installation and maintenance of ORACLE EBS 11i with Oracle Database 11gR2 version 11.2.0.3 for ORACLE RAC Real Application Clusters.
• Setup two standalone IBM AIX Servers for Oracle RAC setup and configured EMC Storage in sharing mode among the servers in the RAC cluster.
• Worked in coordination with DB2 DBA’s, Oracle DBA’s and WAS Admins and performed changes as per their requirements
• Changed parameters as per the requirement of oracle DBA’s.
• Installation of VIOS 2.1 through NIM Server.
• Installation of AIX 5.3/6.1 on LPAR’s through NIM Sever
• Performed IBM AIX 5.3/6.1 System installation and configuration, Service pack Upgrades, problem determination, solutions design and implementation, maintenance, performance tuning, disk mirroring using LVM, backup, disaster recovery, trouble shooting and user management.
• Created, installed and Configured VIO server and client Lpars on IBM P770.
• Set up NIM servers, created LppSource, SPOT and mksysb resource on NIM, defined NIM clients and pushed OS on these new NIM clients using Lpar Netboot.
• Migrated servers form AIX 5.3 to AIX 6.1.
• Worked on AIX LPAR Virtualization and configuration using HMC/VIOS (vscsi and NPIV).
• Set up Shared Ethernet Adapter (SEA) and link aggregation on VIO.
• Configured LUNS for VIO clients and standalone LPARS.
• Installed and configured SUSE Linux 10SP1 in ProLiant servers using HP Bladesystem Onboard Administrator.
• Responsible for Installation of SUSE Linux workstation blade to its each respective device bay. Workstation blades were installed and powered on which was indicated by the green lights on OA. Onboard Administrator module were installed in the rear of the enclosure with power supplies and network interconnect devices.
• Prepared documentation for the Installation and maintenance of LINUX SUSE Blades as according to Confidential Environment requirement.
• Helped the Test Harness Team with all their Unix support for the SUSE Linux Blades and AIX Servers including but not limited to user creation Oracle and other application users and maintenance, Filesystem maintenance, SSH setup, Services restart and rebuild of blades as if needed.
• Setting up NIM servers and clients for New & Complete Overwrite/Migration Installation management and nimadm Upgrade.
• Performed various methods of AIX Installation/Migration using alternate disk installation (NIMADM), Network Installation Manager (NIM).
• Installed software using Insta llp applying PTF s, Microcodes, updating PMRs, downloading Filesets, ODM, LVM and Disk Management.
• Root Disk mirroring using Alt-disk cloning.
• Migrated SSH in large scale production environment
• Performed the daily system administration tasks like managing system resources, writing scripts, and end users support, operations and security.
• Extensively used HACMP - CSPOC to create VG’s, LV’s and File Systems.
• Extensively worked on setting up of HACMP clusters including RGMOVE and performed failovers, starting up and shutting down of HACMP Cluster Application for change activities.
• Administered the UNIX System for clustered AIX Servers running HACMP and dynamic LPARs with fiber attached SAN storage.
• Configured EMC (SAN) to HACMP clusters and extended in concurrent vg’s.
• Set up and validated networking and configured an AIX NIM (network installation) environment that served multiple standalone clients.
• Monitored the AIX system error reports and log files and if needed trouble shoot the AIX system in order to maintain efficient operations.
• Created VG’s & filesystems for oracle db installation and performed vmtuning to suit the needs of oracle db group.
• Supported third-party IT processes and toolssuch as BMC Atrium CMDB, BMC Atrium Discovery and Dependency Mapping, TSM.
• Tracking of incident response times and service desk performance against SLAs with BMC Remedy tool.
• Responsible for installation and configuration of HMC.
• Responsible for migration and decommissioning of systems.
• Tuned various applications for maximum efficiency and availability using HACMP 5.4.
• Experienced in installing TSM client and taking non rootvg backups on TSM.
• Automated jobs using the shell scripts.
• Utilized the CRON tab utility to schedule various System admin tasks.
• Placing the hardware call and Follow up with IBM Hardware Support to fix hardware problems.

Confidential, Collegeville, PA

Aix System Administrator

Responsibilities:

• Active member of the Team responsible for building an environment from scratch which completely replicates to Base Data centre.
• This was a replication project where we built new production SAP environments and deployed 300 IBM AIX LPARs including few clustered LPARs running HACMP 5.4.
• Implemented HACMP/High availability solution for new cluster from scratch for SAP on IBM POWER6 logical partitions as well as supported, maintained and successfully upgraded existing cluster as well.
• Solely Responsible for Building the LPARS, Allocating storage NETAPP and BROCADE and OS AIX 5.3 and 6.1 installation through NIM.
• Worked with IBM p 0 p 0 servers connected to NETAPP SAN.
• Configured and assigned hardware resources within LPARS, installed AIX 5.3 and 6.1 and installed patches.
• Installed VIO server Advanced POWER Virtualization on IBM P5 System. Assigned resources by making six partitions LPAR client of VIO server and clients Installation.
• Configured advanced virtualization (POWER5, POWER6) features WPAR, DLPAR, Micro-partitioning, Virtual Ethernet, Virtual SCSI, NPIV, PLM and LPM.
• Responsible for Planning, Installation, configuration, administration and troubleshooting of IBM's p series of AIX servers
• Configured, deployed and maintained VIO servers, VIO clients, LPAR, NIM, and HMC
• Creating Logical Partitions of Dual VIO Servers, Dedicated LPARS and VIO clients on P-Series frame.
• Worked on Live partition mobility (AIX 6.1)
• Worked on NPIV N Port ID Virtualization) and created N Port Ids to share single physical N port.
• Build LPARS by restoring mksysb
• Set up and validated networking and configured an AIX NIM (network installation) environment that served multiple standalone clients.
• Configured NETAPP SAN Storage for AIX Servers completely making the LUNS available through all zoning and mapping of the storage while working through BROCADE switches for zoning the LUNS to WWPN of the LPARS adapters.
• Installed HACMP cluster in a highly critical SAP R/3 environment with also expertise in installing R/3 on the servers.
• Configured cascading, mutual takeover and rotating modes of operation of the HACMP and HACMP/ES products.
• Configured HACMP clusters for database on P595 and regularly contacting IBM to solve critical HACMP related issues.
• Administered the UNIX System for clustered AIX Servers running HACMP and dynamic LPARs with fiber attached SAN storage.
• Performing Failovers in HACMP cluster environment, monitoring servers.
• Responsible for Installation of App server’s including SAP R/3 servers.
• Involved in Lot of testing of hardware through HP Quality centre as such of Failover of HACMP cluster nodes, Netapp controllers failover, Brocade switches, Dual VIOS, etc.,
• Good Experience in Usage of Testing tool esp., HP quality centre defect logging, STC uploading, Manual run of STC, etc.

Confidential, Marysville, OH

AIX Systems administrator

Responsibilities:

• The Project involves a great responsibility and a high level task with time constraint
• DR site design, virtual implementation and setup.
• Created a replica of California environment to Ohio, which include several Production servers, development servers and test servers.
• Building of VIOS and VIO LPAR’s on p-Series 590, 570, 550 and 505 servers using HMC V6 (websm) later upgraded the HMC V6 to HMC V7 (GUI).
• Responsible for setup and configuration of two-node cluster with GPFS quorum using tiebreaker disks.
• Worked in creation, removal and replacement of Network shared Disk (NSD) of GPFS cluster.
• Migrating to GPFS 3.4 from GPFS 3.1and 3.2 by completely shutting down the cluster.
• Increasing i-nodes on GPFS, adding and removing disk to GPFS cluster
• Archived 7TB of data to TSM server then copied to tape drive and migrated to Texas data center.
• Creating Logical Partitions of VIOServers and VIOClients on pSeries frame and assigning processor, memory and Ethernet adapters to VIOS and assigning memory and processor to VIOC (LPARS).
• Installation of VIOS 1.5.2.5, VIOS Fixpack 11.1 Service Pack via NIM Server.
• Installation of AIX 5.3 on all VIOC/LPAR Clients, installation via NIM Sever
• Each VIOS were allocated with 2 NIC’s and were supposed to create 2 Virtual Ethernet Adapters
• Creating Ether Channel by Link aggregation of two physical NIC’s
• Creating SEA “Shared Ethernet Adapter” to bridge between Ether channel and Virtual Ethernet Adapters
• Setup of VIOClients/LPARS sharing Ethernet Adapters and SCSI’s
• All SAN luns were allocated to VIOS which were virtually allocated to client lpars (VIOC’s) by Creating Virtual 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).
• AIX OS standards and Security remediation. Websphere application installation.
• 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.
• User creation and deletion, user’s history, parametric changes in /etc/security/passwd files. Network files system mounting with exceptions.
• Password change policy such as user ideal day’s limit is set to 90 days. Password characters and setuid.
• Remote services configuration in /etc directory and /inetd.conf files.
• The management demands an additional monitoring tool for ulimit values so have installed and configured LSOF (list of files).
• AIX Server build and administration of p-series p590, 570, 550 RS6000 Servers, installing, configuring and maintaining Websphere Application Server.
• Configuration and Installation of VIO server POWER Virtualization on IBM P6 & P5 System also on Blade server which have POWER 6 processors.
• Installation of VIOS 1.5.2.5, VIOS Fixpack 11.1 Service Pack via NIM Server.
• Installation of AIX 5.3 on all VIOC/LPAR Clients, installation via NIM Sever
• Installed, configured, administered and supported Web Sphere Application Server 6.1/6.0/5.0/4.0.
• Application deployment, testing and performance tuning
• Seamless support during application deployment in to websphere application server
• Created filesystems for websphere application team
• Edited various application scripts and rc.shutdown script to add shutdown script of Websphere application server and DB2 database, edited server startup script to add the startup script of Websphere application server.
• Disaster Recovery of Servers through TSM, SAN Backups.
• Involved in writing DR scripts which will gather information about multiple servers and used the diagnostics in creating a backup server in case of a disaster
• Managed Netapp 840/740 filers using Data Ontap CLI and FilerView. Involved Storage Allocation, Reporting and Monitoring.
• Managed Netapp 940c/960c filers using Data Ontap6.4/7 CLI and Filerview, also completed a project to implement Netapp 960c filers using NFS
• Coordinated with SAP team while performing Oracle patches for SAP applications, Coordinated with the SAP team on SAP migrations.
• Coordinated with the SAP team on a daily basis to fulfill their UNIX needs, assisted in installation, configuration and maintenance of SAP environments.
• Experience working in a SAP Environment and building the servers for SAP.
• Troubleshooting SAP issues from the O/S level.
• Coordinated for seamless installation and configuration of SAP R/3.
• Supported SAP Applications Group as a single point of contact from UNIX Server Side
• Performed Day-to-Day changes per request of SAP Group
• VM Tuning for Performance enhancement of SAP Applications
• Coordinated with TSM Administrators to take backups and used the backup images in case of recoveries
• Disaster Recovery Planning, setting up platform and implementing DR standards
• Extensively worked on Mirroring of local disks as well as SAN disks to maintain Data Redundancy and performed Data Replication
• Extensively worked with SAN storage IBM SVC and DS series, EMC Clariion, Symmetrix and Hitachi storage solutions.
• Configured 4.1TB and 3.2 TB of EMC SAN Storage for HACMP Cluster nodes and extended physical volumes on VG’s and increased filesystem sizes
• Zoned and configured SAN Storage and extended LUNS VG’s in vanilla and Cluster environment.
• Extensively worked with SAN storage EMC Clarion, Symmetrix and Hitachi storage solutions.
• Configured SAN Storage in vanilla and Cluster environment.
• Configured EMC SAN for HACMP Clusters and ensured the luns are zoned as shared between the nodes
• Extended SAN LUNS to VG’s in Vanilla and Cluster environment.
• IBM’s SVC and DS series, Power Path installation and involved in Storage Area Network (SAN) administration.
• Performed Disaster Recovery using mksysb and restored the system within 2 hours
• Installation, configuration and management of TSM Servers.
• Monitor components of TSM, including databases, logs, tape libraries, messages and backups.
• Define and manage storage pools in line with standards.
• Define and manage retention policies, management classes and copy groups.
• Administer TSM server environment(s) to monitor and manage enterprise data management processes. Monitor TSM application server processes and errors to ensure overall system performance and stability.
• Installs and maintains AS400 hardware and software, including servers, peripherals, network nodes, terminals, and wiring.Evaluates systems hardware and software requirements and capabilities and makes recommendations.
• Informed system engineer daily status of all systems health check and made recommendation for any upgrade required.
• Monitor and ensure that backup server maintenance tasks are successful on a daily basis, correcting any errors when necessary.
• Developed shell scripts to change prompt change of password after expiration
• Extensively worked with SAN storage IBM SVC and DS series, EMC Clariion, Symmetrix and Hitachi storage solutions.
• Zoned and configured SAN Storage and extended LUNS VG’s in vanilla and Cluster environment.
• Configured IBM SAN for HACMP Clusters and ensured the LUNS are zoned as shared between the nodes.

Environment: IBM pSeries 590, 570, 550 and 505, AIX 6.1/5.3, VIOS 1.5.2.5, IBM I series, GPFS, HACMP 5.1/5.2/5.3/5.4 LPAR, SAN (IBM, Hitachi, EMC), DB2 UDB, TSM, SAP R/3, Netapps Storage, WebSphere Application Server, Microstrategy, Lawson, Savvion, HTTP Server, Shell Script, AS400.

Confidential

UNIX/ AIX Admin/ Unix Developer

Responsibilities:

• Administered multiple IBM machines running pSeries Hardware (POWER5 & POWER6) on AIX 4.3/ 5.1/ 5.2/5.3
• AIX 5.2/5.3, Co-ordinated application team to Upgrade AIX 5.1 to AIX 5.3.
• Worked closely with DBAs to install raid, disk areas for Oracle database instance installations, created Bourne shell database startup and shutdown scripts for UNIX servers. Wrote shell scripts for automated installations, to extract logs.
• Configured volume groups and logical volumes, extended logical volumes for file system growth needs using Logical Volume Manager (LVM) commands.
• Created VG’s & filesystems for oracle db installation and performed vmtuning to suit the needs of oracle db group.
• Responsible for creating LPAR/DLPAR/VIOC/VIOS/Linux based virtual machine using VMware
• Responsible for VMware backup and Disaster Recovery, VMWare performance and capacity planning and VMware monitoring.
• Created and configured LPAR/DLPAR’s on p5-570s and p5-590s.
• Installation and Configuration of NIM.
• VIO server Planning and setup with Micro Partitions, Configuration of Dual VIO servers.
• Perform Field Verification Operation of Windows and Linux Patch in a VMWare ESX Server.
• Configured backup/archive policies using Tivoli Storage Manager (TSM).
• Responsible for Administration of AIX Production, Integration and Development servers (Web/Oracle Environment).
• Migrating older AIX operating System to newer versions.
• Capacity planning of disk space and hardware resources required for production and developments using MRCPM.
• Monitoring system performance and analysis using Statistical Analysis System (SAS).
• Performed routine checks on nodes by monitoring syslogs and error logs for system and hardware errors.
• Responsible for backup and recovery of enterprise data on approximately 300 servers.
• Configured cascading, mutual takeover and rotating modes of operation of the HACMP and HACMP/ES products.
• Responsible for maintaining and administering 100 production IBM pSeries AIX based servers.
• Giving the Level 2 support and assisting the team members in fixing the AIX software problems.
• Built AIX OS complete/migration/preservation installation for the pSeries & RS 6000 servers.
• Responsible for NIM installation, setting up NIM servers, clients, define the resources, Alternate Disk Migration with NIM.
• Edited Sudoer script, added Oracle DBA and Websphere Admin to sudoer’s list limiting their access to specific directories to perform the task to improve security
• Installation, Configuration and Administration of AIX 4.3, 5.1 & HACMP 4.4.
• Synchronize the HACMP cluster.
• Migrating AIX 4.3 to 5.1 Operating System.
• Involved in writing of UNIX Shell Scripts as per the requirements.
• Capacity planning of disk space and hardware resources required for production and developments servers (SAS).
• Performed System Administration tasks and ensuring 24*7 System Support for the mission Critical Data in production Environment.
• Ensured the Systems and Data online, offline, archived Backups on Daily and weekly Basis using Crontab.
• Performed the backups of OS using tar/cpio/mksysb.

Environment: IBM AIX 5.1/ 5.2/ 5.3, IBM RS/6000 - p5 575, p 650, p 670, EMC Symmetrix DMX 3000, VMware.