Job Summary:

• 7+ yrs Experience with Installation administration of AIX 4.3, 5.1, 5.2, 5.3, and 6.1
• Installation, Configuration, Testing, and administration of LPAR's.
• Responsible for Documenting AIX procedures.
• Expertise in creating and testing standard LPAR, VIO server and VIO clients using HMC on p5, p6 and p7 servers.
• Configured, Testing and Administered HACMP 4.5, 5.1, 5.2, 5.3, 5.4, 5.5 IBM PowerHA.
• Experience in pSeries Virtualization (VIO server set up, installing VIO clients).
• Extensive experience with LPAR, DLPAR, installing and upgrading HMC.
• Experience in shell scripting and autosys job monitoring tool.
• Responsible for NetApp storage devices, testing, configuration.
• A very good understanding on the IBM and Sun middleware products and Autosys job monitoring tool.
• Good Knowledge with various backup tools in Solaris using ufsdump, ufsrestore and RHELinux using dump, restore, cpio and tar.
• Experience with SMIT, LVM, Mirroring, User & System Resource management, Paging Space management, job scheduling.
• Installation and configuration of TSM clients to be backed up on Tivoli Storage Manager Server.
• Good understanding of error logging subsystem and Performance Monitoring tools like vmstat, iostat, netstat on AIX.
• Experienced in DNS, NIS, NFS, LDAP, sendmail, ftp, remote access, security management, system troubleshooting skills.
• Good Knowledge on Unix Scripting and pearl scripting.
• Well versed in running various web and database servers such as Web Sphere, Web Logic, Apache, Oracle, DB2 and PeopleSoft.
• Adding network printers and conducting day-to-day system administration, including backup/recovery in NAS environments.
• Resolved many Application Startup problems, PATH problems, and Name conflicts, TCP/IP, LAN /WAN and Networking Problems.
• Responsible to perform all tasks under pressure with expectations to meet deadlines related to service level agreements (SLAs) with customer.
• Provided production support in an on-call rotation in a 24x7 environment, coordinated with Application teams, change management.

EDUCATION:
Bachelors in Computer science
CERTIFICATIONS:
IBM Certified pSeries AIX System Administrator

Technical Skills:

• Operating Systems: IBM AIX 4.3/5.1/5.3/6.1, RedHat Linux, Suse Linux 9, Windows NT/2000/XP, Sun Solaris 8/9/10.
• Hardware: IBM p5 / p5+ / p6 /p7 Servers, RS-6000, SPARC/ULTRA Servers, Sun Fire 280R, v210, v240, v245, v440, v880, 15K, Modems & Printers, Switches/Routers/Hubs, NICs.
• Database: UDB DB2, Websphere 6.1, Oracle 9i/10/11i, Ms SQL server 7.0/2003, weblogic, peoplesoft 8.49.
• Application Servers: WebSphere Application Server, IBM HTTP Server, Apache Web Server.
• Languages: C, C++, JavaScript, HTML, PL/SQL, UNIX Shell Scripts, pearl scripting.
• NetworkingProtocols: TCP/IP, LAN/WAN, HTTP/HTTPS, RMI/IIOP.
• Storage Subsystems: EMC Symmetrix, TSM, SAN ESS 2105-750, ESS (Shark) / IBM Fastt 600T, 700 and 900, DS3400, DS4800.

WORK EXPERIENCE:

Confidential, Livonia MI
AIX System Administrator Oct 2011 - Present
Responsibilities:

• Responsible for migration from version of AIX 5.3 to AIX 6.1 and hardware refreshes migrating to P6 and P7.
• Configuring and administration of NFS server and NFS client & NIM Server and Client.
• Install, configure and maintain VIO server on IBM AIX 5.3, AIX 6.1 based p-Series p720/p750/p770 servers.
• Work extensively on planning and configuration of LPARS/ D-LPARs on IBM p720/p750/p770 servers.
• Suggested best possible solution after studying and discussing application and Database requirements with Architects, Application development leads and Database team leads.
• Responsible for Auditing Server build's, to ensure security compliance, and SOX compliance.
• Installation and configuration of LPAR's with AIX 6.1, AIX 5.3 on p5, p6 and p7 frames.
• Configuration of VIO server and VIO clients from Hardware Management Console.
• Worked extensively in migrating the PeopleSoft and SAP server's environments to IBM Germany datacenter.
• Used the LVM extensively, Created/Modified/Deleted Volume Groups, Logical Volumes and File systems, Added/Removed physical disks, Mirrored Volume Groups and Logical Volumes.
• I have supported Web Logic, Web sphere, Oracle, DB2, Data Stage, and PeopleSoft.
• System administration including user, system & group management, system updates, performance monitoring, backup/recovery, disk & storage management.
• Good Knowledge on Unix Scripting, shell scripting and pearl scripting.
• Sound Knowledge in AIX VIO Server (Migration, installation & up gradation for VIOs 1.5 to 2.1).
• Installed AIX 5.3, 6.1 using Media and mksysb using NIM servers.
• Control UNIX system security. Install and support operating and communication system upgrades and enhancements. Provide assistance in the planning and installation of new systems, applications and hardware.
• Good knowledge in Installation, Configuration and Troubleshooting of Tivoli Storage Manager.
• Alternate disk installation using alt_clone and alt_mksyb and NIM alternate disk migration.
• Setup and configured network TCP/IP on AIX including RPC connectivity for NFS. Created mount points for Server directories, and mounted these directories on AIX Servers.
• Experience in analyzing logs, problem determination, and Recovery and restart.
• Implemented Crontabs, Shell Scripts for automatic backup.
• Installation/Administration of TCP/IP, NIS/NIS+, NFS, DNS, NTP, Auto mounts, Send mail and Print servers as per the client's requirement.
• Monitored System Performance managed Disk Space (Logical Volume Manger) and performed system Backup and Recovery.
• Verify backups of TSM clients and work closely with TSM administrators to resolve any issues.

Environment: AIX 5.3 ,6.1, RHEL 5.1,Oracle 10gR2 RAC, SAN Storage,NetApp , Autosys Job scheduling/Monitoring,TSM, Linux HPC, Web Sphere 6.1,PeopleSoft 8.49 ,HMC, Shell Scripting,HACMP, Remedy, RCM, VMware ESX 2.x & 3.x, SAP.

Confidential, Miami, FL May 2011 - Oct 2011
AIX System Administrator
Responsibilities:

• Experience in Installation, configuration of VIO server on IBM power5/power6/power7 p-Series servers.
• Strong technical background in Storage, Disk Management, Object Data Manager (ODM), Logical Volume Management (LVM), LPAR, DLPAR on pSeries Systems.
• Experienced in Managing LPARs including configuration of virtual devices (Ethernet, scsi, serial), dynamically change LPAR resource configuration, configure and manage LPARs using HMC applications.
• Experience in variety of Integration and Automation tasks using NIM, NFS, and Shell scripts.
• Perform planning and implementation and management of NIM Master server & NIM clients.
• Monitored System Performance managed Disk Space (Logical Volume Manger) and performed system Backup and Recovery.
• I have supported WebLogic, Websphere, Oracle, DB2, Data Stage, and Business Object.
• System administration including user, system & group management, system updates, performance monitoring, backup/recovery, disk & storage management.
• Good Knowledge on Unix Scripting, shell scripting and pearl scripting.
• Sound Knowledge in AIX VIO Server (Migration, installation & up gradation for VIOs 1.5 to 2.1).
• Working technical knowledge of current systems infrastructure, software, protocols, and standards, including SOA and utility computing models.
• Good knowledge of installing/managing AIX, VIO, LPAR, HACMP, GPFS.
• Installed AIX 5.3, 6.1 using Media and mksysb using NIM servers.
• Alternate disk installation using alt_clone and alt_mksyb and NIM alternate disk migration.
• Used the LVM extensively, Created/Modified/Deleted Volume Groups, Logical Volumes and File systems, Added/Removed physical disks, Mirrored Volume Groups and Logical Volumes.
• Provided administration support on AIX systems along with maintaining large AIX servers.
• Good knowledge of network protocols (i.e. TCP/IP, HTTP, SNMP, NTP).
• Developed the IBM and AIX infrastructure as per the need of the client.
• Solid understanding of UNIX-based OS, including security, file system, kernel, memory
• Management, processes, inter-process communication, devices, problem determination and performance tuning.
• Verify backups of TSM clients and work closely with TSM administrators to resolve any issues.
• Set up and configure virtual recourses (virtual SCSI, virtual Ethernet, and virtual FC).
• Experience in Configuring and taking Backup Jobs on CommVault tool.
• Configuration & troubleshooting connectivity problems (i.e. HBA, fiber channel).
• Performed administrative tasks such as System Startup/shutdown, Backup strategy, Printing,
• Documentation, User Management, Security, Network management.
• Provided 24*7 supports for (SAP, Web Sphere, Oracle, Db2).
• Administered and troubleshooted AIX HACMP Cluster environment.
• Responsible for NIM installation, setting up NIM servers, clients, define various NIM resources like
• lppsource, spot, mksysb, image. data, bosinst.data.
• Backup of HMC critical console data, LPARs profiles, system backup of virtual I/O servers and clients.
• Copied all users from existing production server to new development server.
• Good knowledge in AIX H/W like Power Server & blade.
• Extensive knowledge in Kornshell, Perl, JavaScript, HTML, css.
• Good Experience in HMC & IVM administration (Patch, update, installation, recovery).
• Prerequisites, creating procedures and configuration for project documentation.
• Created user accounts and groups and performed user account management.
• Developed, maintained procedures, proposals, plans, and guidelines for system configuration, and support.
• Utilized HMC to create redundant virtual I/O servers and assign shared resources to p710/p720/p750 logical partitions (LPARs).

Environment: AIX 5.3 ,6.1, RHEL 5.1,Oracle 10gR2 RAC, SAN Storage,NetApp , Autosys Job scheduling/Monitoring,TSM, Linux HPC, VERITAS Volume Manager, Web Sphere 6.1,HP Quality Center,HMC, Shell Scripting,SMSAP GUI,HACMP, Remedy, VMware ESX 2.x & 3.x, SAP.

Confidential, King of Prussia, PA
AIX System Administrator /Engineer Oct 2010 - April 2011
Responsibilities:

• Responsible for Designing, Building, installation, configuration, tuning, security, backup, recovery and upgrades of IBM AIX.
• Planning Designing, Administering and troubleshooting of AIX HACMP Clusters.
• Installation and maintenance of the Internal DNS server.
• Implementation of Netapp on AIX environment.
• Worked with SAP team for SAP Implementation.
• Installation and configuration of NetApp hardware and software products.
• Responsible for NetApp storage devices, testing, configuration.
• Performed Testing on LPARs on IBM pSeries servers utilizing Web-based System Manager Tool and the HMC.
• Solid understanding of disk system concepts (RAID design, LUN creation, data replication) file system and file system management.
• Configuration & troubleshooting connectivity problems (i.e. HBA, fiber channel).
• Configured IBM p-series 550,570,590,595,690 machines for production, staging and test environments.
• Expertise in Build, Install, load and configured the boxes 550,520,560,570,590,595.
• Experience in a large data center with multiple terabytes (TB) of storage.
• Experienced in Installation, administration of VIO Server and VIO client LPAR's.
• Tested a failover or fail back of resources within an HACMP cluster from the primary node to secondary node and vice versa.
• Good experience in IBM Network Installation Manager (NIM), HP and Platform Cluster manager, Logical Volume Manager (LVM), NFS, performance monitoring utilities and other core UNIX / Linux commands.
• Created mount points for Server directories, and mounted these directories on AIX Servers.
• Tested the different servers using Quality Center tool.
• Experienced in administrating NetApp Filer and IBM storage.
• Extensively worked on T-del, UAT and Pre-production servers.
• Good knowledge on windows administration.
• Installed and build from scratch complete NIM Setup. Added different clients to NIM Server and their Backup.
• Testing, Configured and Administered HACMP 4.5, 5.1, 5.2, 5.3, 5.4, 5.5 IBM PowerHA.
• Performed verifications that are made to ensure that applications and software packages like Oracle Database and Listener, HACMP, MQSeries, BMC Patrol, or VIO Servers are correctly functioning.
• Provides overall support and maintenance of operating systems and network connectivity for all AIX systems.
• Established and documented procedures to ensure data integrity including system fail-over and backup/recovery.
• Experience in Parallel and serial processing within an HPC clustered environment.
• Experience in analyzing logs, problem determination, and Recovery and restart.
• Developed and implemented Oracle backup and recovery procedures.
• Performed backup and restore operations using SMSAP GUI OM/PM servers.

Environment: AIX 5.3,6.1, RHEL 5.1, HP-UX 11i,Oracle 10gR2 RAC, Manhattan Associates SCM, EMC Storage, Web Sphere 6.1,NetApp , TSM, Linux HPC, VERITAS Volume Manager,HP Quality Center, Shell Scripting,SMSAP GUI , Remedy, VMware ESX 2.x & 3.x, SAP.

Confidential, Towson, MD
AIX System Admin Mar 2009 - Sep 2010
Responsibilities:

• Experience with Testing, installation administration of AIX 4.3, 5.1, 5.2, 5.3 and 6.1
• Testing, Configured and Administered HACMP 4.5, 5.1, 5.2, 5.3, 5.4, 5.5 IBM PowerHA.
• Testing, Installation, Configuration and administration of LPAR's.
• Expertise in installing, configuring and troubleshooting AIX 5L on JS20, JS21, JS22, HS20 and HS21 Blades in IBM BladeCenter.
• Performed Testing on LPARs on IBM pSeries servers utilizing Web-based System Manager Tool and the HMC.
• Tested Installed AIX servers by using Network Installation Manager (NIM) server to deploy AIX system images over the network and configured into the ERP hosting environment according to the specification detailed in Design Specification for IBM AIX 5.3 ERP Hosting Services Infrastructure
• Installed and maintained NIM Servers.
• Good Knowledge of NAS, SAN, and there limitations and benefits.
• Extensive AIX development using TSM, NIM and other software distribution products.
• Used NIM to install backup and restore AIX OS with Netscape Soft Windows and printer support.
• AIX performance tuning, configuration, troubleshooting and provide virtual (LPAR and VIO) environments.
• Good knowledge of installing/managing AIX, VIO, LPAR, HACMP, GPFS.
• Solid understanding of TCP/IP networking, NFS, NIS, DNS, UNIX account management and file permissions.
• Disk space Management on EMC DMX 2000 Storage, creating new file systems.
• Extensive experience in taking the Backups and checking the logs for backup failures using TSM and configuring TSM clients and restarting the Scheduler when needed.
• Creating and scheduling jobs using Autosys tool for log backups and scheduled recycles.
• Shell scripts to automate log backups and daily tasks.
• Making startup script for all servers to enable auto start on machine restart.
• Creating and scheduling jobs using Autosys tool for log backups and scheduled recycles.
• Responsible for NetApp storage devices, testing, configuration.
• Experience with network and systems monitoring/management applications such as Tivoli ITM, Omnibus/Netcool, and BMC.
• Supporting Operating system for products/packages including Oracle, DB2 UDB, Apache, Web sphere / Web Logic, Tivoli Storage Manage, ESP scheduling, Netcool monitoring.
• Providing support for Installation/Administration of TCP/IP, NIS/NIS+, NFS, DNS, NTP, Auto mounts, Send mail and Print servers as per the client's requirement.
• Providing 24*7 supports for (SAP, Web Sphere, ERP Lawson, Demantra, Oracle, Db2, and TWS).
• Migrated SAP environment includes 40+ AIX servers from AIX 5.2ML10 to AIX 5.3TL8. Upgraded AIX 5.2 ML level for to ML10.
• Experience supporting with Network team understanding about the TCP/IP protocols, DNS, DHCP, SMTP, NTP, SMPP, routers and sending requests to open the ports.

Environment: AIX 5L, 6.1, RHEL 5.1,Autosys, Suse Linux 10, HP-UX11i, Informix 10, TSM 5.4, Remedy,VMWare ESX 2.x & 3.x ,EMC Clarion CX700, CX3-80,NetApp, Symmetrix DMX 2000, 3000, XenApp 4.5 , Citrix 4.0,IBM Total Storage,SAP.

Confidential, Phoenix, AZ
AIX System AdministratorFeb 2008 - Feb 2009

Responsibilities:

• Responsible for Testing, Installation, configuration and implementation of dual VIO server environment with SEA failover, migrated dual VIO server setup from V1.2 to V1.5 via NIM.
• Installed, patched and configured AIX operating systems on various IBM p5, p5+, p6 servers via NIM Server, upgraded managed system firmware.
• Installed and managed HACMP 5.3, 5.4 environments.
• Good knowledge of installing/managing Solaris, LDOM.
• Performed verifications that are made to ensure that applications and software packages like Oracle Database and Listener, HACMP, MQSeries, BMC Patrol, or VIO Servers are correctly functioning.
• Tested a failover or fail back of resources within an HACMP cluster from the primary node to secondary node and vice versa.
• Familiar with CAE applications (i.e. Fluent, Ensight Abacus, Nastran, StarCD/CCM+, Magma Soft).
• Responsible for NetApp storage devices, testing, configuration.
• Administering Disks and File systems using Solaris Volume Manager and Veritas Volume Manager.
• Utilized NMON tool to gather historical data that would assist in troubleshooting, capacity planning, managing and scaling system resources.
• Configured Workload Manager to monitor resource utilization of all the Oracle related processes like Oracle RAC (crs) servers, tnslsnr and Oracle processes.
• Provided 24*7 supports for (SAP, Web Sphere, Oracle, Db2).
• Proactive Monitoring and performance tuning at both SAP and DB level. Solving the problems by finding solutions on SAP Marketplace and applying OSS notes if required.
• Configured and managed NIS on HP-UX servers.
• Configured EMC Clariion / Symmetrix SAN storage on AIX Servers using Powerpath.
• Knowledge and Configured Zones on Solaris 10 for supporting various applications.
• Implemented RAID1+0, created vmdisks, plexes, volumes using Veritas Volume Manager as per the requirements.
• Verify system backups using HP Data Protector Manager client tool.
• Provided support, monitoring and troubleshooting to users, vendors, developers and DBAs in a timely manner.
• Proficient in Microsoft Office tools (Excel, Word, Outlook, Visio, and PowerPoint).
• Implemented all changes by following change management rules.
• Attended weekly change management meeting and suggested various changes.
• Administered servers in heterogeneous environment, which includes Linux and Windows Servers.
• Well versed in running various web and database servers such as Web Sphere, Web Logic, Apache, Oracle, and DB2.
• Experience with Setting up local and remote printers. Performing Backup and restore.
• Handled User Accounts and Groups Accounts, Disks and File Management.

Environment: AIX 6.1 5L, Solaris 10, RHEL 5.1, HP-UX 11i,Oracle 10gR2 RAC, Manhattan Associates SCM, EMC Storage, WebSphere 6.1, Autosys Job scheduling/Monitoring, Veritas Volume Manager, HPOpenViewStorage DataProtector,Vintela, HP OpenView Operations (OVO) Remedy, VMware ESX 2.x & 3.x, SAP.

Confidential, Bentonville, AR
Aix System Admin Dec 2006 - Jan 2008

Responsibilities:

• Imaged, configured and managed enterprise wide AIX 4.x, 5L, 6.1, Solaris 9, 10 and RHELinux 4.5 servers.
• Installed and configured NIM server and clients.
• Administered and troubleshooted AIX HACMP Cluster environment.
• Installation and maintenance of the Internal DNS server.
• Installed and configured Apache Web server to access Cerner Application reports.
• Installed and configured VERITAS Volume Manager on Solaris, implemented RAID0, RAID1 and RAID 0+1.
• Managed server processes for DBA, restart down services, debugging and troubleshoot as needed.
• Verify backups of TSM clients and work closely with TSM administrators to resolve any issues.
• Installed and configured Samba on UNIX server to share resources with Windows environment.
• Verify backups of TSM clients and work closely with TSM administrators to resolve any issues.
• Configured TCP/IP for servers and workstations and setup of complete network
• Setup print queues and printer definitions using LPRng print subsystem.
• Web Server support, PSSP and AIX upgrades and implementation of ITSC 104 security fixes.
• Implemented RAID techniques (RAID 0+1, RAID 5) by using Veritas Volume Manager and Online Disk Suite (ODS).
• Configured TCP/IP for complete network, configured printers with the use of admin tool and command level.
• Setup Crontab via shell scripts for automatic back -up.
• Provided 24*7 supports for (SAP, Web Sphere, Oracle, Db2).
• Installed and managed several IBM RS/6000 AIX systems including disk management, user management, network management, performance management, test and development projects running on AIX 4.x.
• Software and Hardware upgrades of AIX systems installed and worked on various Volume managers.
• Verify and document TSM backups.
• CA Autosys Job scheduling/Monitoring, Nastel WMQ utilities.
• Involved in user, package and patch management and administration.

Environment: AIX 5L, RHEL 4.5, Solaris 9,Veritas Volume Manager, Oracle 9i, Apache, Samba, Cerner Application, Lawson Applications,TSM 5.4, IBM FastT 700/ESS/Shark, Autosys Job scheduling/Monitoring ,DS4800 Storage System, SAP.

Confidential, Hyderabad INDIA
AIX System Admin Aug 2004 - Nov 2006

Responsibilities:

• Provided global 24 x 7 System Administration Support for AIX V5L based servers for all IBM pSeries clients remotely.
• Expertises in NIM installation, setting up NIM servers, clients, define various NIM resources like lpp source, spot, mksysb, image.data, bosinst.data.
• Alternate disk installation using alt_clone and alt_mksyb and NIM alternate disk migration.
• Experience in system backups using mksysb, mkdvd, savevg, savevgcd via NIM.
• Experience in installing and configuring Virtualization I/O server (VIOS) and clients, VLAN, SEA.
• Performance tuning and resource monitoring.
• AIX System Administration using SMIT.
• Involved in updating maintenance/technology levels to the latest for various AIX versions
• Involved in disk management, users and groups administration.
• Installation/Administration of TCP/IP, NIS/NIS+, NFS, DNS, NTP, Auto mounts, Send mail and Print servers as per the client's requirement.
• Software and Hardware upgrades of AIX systems installed and worked on various Volume managers.
• Experience in analyzing logs, problem determination, and Recovery and restart.
• Implemented Crontabs, Shell Scripts for automatic backup.
• Working knowledge with IBM\'s midrange storage DS4800 subsystem.
• Attended weekly change management meeting and suggested various changes.
• Experience in shell scripting and autosys job monitoring tool
• Creating and scheduling jobs using Autosys tool for log backups and scheduled recycles.
• Shell scripts to automate log backups and daily tasks.
• A very good understanding on the IBM and Sun middleware products and autosys job monitoring tool.
• Maintaining updated documentation of all the Servers and the installed applications and patches.

Environment: AIX 5L, IBM HTTP Server, DB2, Tivoli Storage Manager, Windows NT, Shell scripting.