SUMMARY:

• 7 years of IT 6+ years experience as AIX systems administrator with Unix operating systems such as IBM AIX and LINUX Servers. Highly experienced in Installing, Administration, Configuring, Planning, upgrading, Testing, Performance Tuning and Backup recovery on AIX Servers.
• Experience in AIX on IBM power 5/6/7 servers.
• AIX /Linux installation, upgrading, migration and troubleshooting.
• Upgrade Patches and fixes
• JFS, JFS2 file systems (creation/modification/deletion)
• AIX Logical Volume Management.
• Performance and Monitoring.
• Backup / recovery using NIM.
• Configuration of dual VIO server.
• Configuration SAN storage, EMC Symmetric, Calriion, IBM Shark (DS8100, DS 4800).
• 24*7 on call support for Prod/Dev/QA environments.
• Monitors and tunes the system to achieve optimum performance levels.
• Network Troubleshooting.
• Experienced in Micro Partitioning.
• LPAR, DLPAR, VIO using HMC.
• Blade servers using AMM.
• Network configuration such as TCP/IP, NFS,NAS.
• Designing and Implementation of System Security.
• Power, Blade server hardware installation and configuration.
• Corporate Disaster Recovery Planning and Implementation.
• SAN disk migration.

TECHNICAL SKILLS:

Operating Systems: IBM AIX 4.3.3/5.1/5.2/5.3/6.1 , Solaris 8/9/10, Sun OS 2.9, 2.7,2.6, 2.5.1, HP - UX 11i/11.0,10.20, 9.0, LINUX(Red Hat 6.2, 9.0), Windows NT/ 2000/XP

Hardware: IBM power server (p595, p570, p550, p520, p55A, p505, p620, p650, p655, p670, p690), RS 6000. IBM Blade Servers HS12, HS22, HS23, HS22V. IBM SSA, LTO 2/3 tape library, CISCO Switches

Application/Web Servers: MQ Series 5.x, Apache Web Server 1.2.2/1.3/2.0 , IBM 1.3.28/1.3.26.2 , iPlanet Directory Server, Tivoli Management Framework (TMF), Tivoli Enterprise Console (TEC), Tivoli Storage Manager (TSM), NetBackup, CommVault Galaxy, HTTP Server.

Network Services: TCP/IP Suite, UDP, HTTP/HTTPS, SSL, SMTP, FTP, ICMP, IMAP, POP3, NIS, NIS+, NFS, DNS, DHCP, LAN/WAN, TCP Wrappers.

RDBMS: ORACLE 8i/9i/10G, DB2/UDB 7.2/8.0, ETL Data integration, MS-Access

System Tools: HA / HACMP 5.2/5.3/5.4 ES, 2.0, Veritas Volume Manager 3.0/3.5, Veritas NetBackup 3.4/4.0, Veritas File system, Solstice Disk Suite.

Storage Area: IBM Shark DS 8100, ESS 800, DS 4800 and DS8300 disk

Backup Utilities: Netback up, Nim Server, TSM.

PROFESSIONAL EXPERIENCE:

Confidential, Nashville, TN

AIX System Administrator

Responsibilities:

• Responsible for supporting IBM AIX 5.x/6.1 systems installation and configuration, problem determination, maintenance, backup & troubleshooting on POWER 5/6.
• Leading role to Perform changes happening on daily and weekly basis.
• Lead administrator to migrate 150 plus SAP servers AIX 5.3 TL 12 to AIX 6.1 TL 5 using NIM.
• Supported AIX servers with various running applications and databases including SAP, DB2, Oracle 10G/11G, WebSphere, LDAP and Gentran .
• Migrated 200+ plus application and database servers running on AIX5.x from pseries 5 server to Power6 and Power 7 hardware from one datacenter to other.
• Performed testing to verify failover and fallback of Dual VIO server on p6-570.
• Created standard LPAR and VIO client to install AIX or Linux images. Performed DLPAR operations to manage recourses between logical partitions using HMC on p6-570, p6-560, p6-550,p5-55A.
• Work with SAP team to create and install servers for SAP environment.
• Experience supporting an IBM - SAP installation and infrastructure.
• Performed administrative task like user management and security implementation.
• Installed and configured single and dual Virtual I/O server with various configurations.
• Configured Link Aggregation, Shared Ethernet and MPIO access to storage on Virtual
• Configured 900+ Virtual I/O client LPAR on IBM p5-power6-power7 using HMC.
• Configured and troubleshooting IBM Blade servers using AMM.
• Installed and configured two p6-570s from the scratch, cabled and documented.
• Extensive utilization of AIX LVM, configuring VG, LV, FS and disk mirroring.
• Responsible for NIM installation, setting up NIM servers, clients, define various NIM resources like lppsource, spot, mksysb, image.data, bosinst.data.
• Responsible for administration tasks like creating user profiles including groups and user accounts, assigning them passwords periodically and allotting them the required permissions and changing the permissions as the situation arises as a part of User Administration duties.
• Performed SAN migration of 200+ TB from DS8300 to NetApp disks storage.
• Update Firmware/Microcode for fiber channel (HBA) and Ethernet adapters.
• Performed system firmware upgrade of frames such as p6-570 / p 5-570/550/520 / P7.
• Upgraded HMC firmware from version 6 to 7 and responsible to apply regular updates.
• Upgraded 45+ Prod, 90+ Dev-QA AIX 5.3 servers from TL05 SP2 to TL10 SP3.
• Checking error logs, investigating the logs, providing a solution to the application team.
• Applied software maintenance & fixes to keep the system software releases current.
• Provided 24*7 supports for critical mid-range heterogeneous environment including IBM power servers running on AIX 5.2/5.3/6.1 and IBM blade servers.
• Excellent analytical and problem solving skills support backup and recovery, performance and tuning of AIX OS.
• Did primary and failover Ether Channeling on 100+ production servers during the network switch upgrade by the network team.
• Thick to Thin disk migration on 500+ production servers a per storage team requirements.

Environment: IBM AIX 5x/6x, WebSphere, AppServer 5.0/4.0, Windows XP professional, IBM HTTP Server, Tomcat Server, DB2, Oracle10g, Oracle11g, Oracle Grid Control, Comvalut, LPAR, DLPAR, HMC, AMM, NIM, IBM p-series servers (p620, p630, p650, p690, p5-series p570, p560,p575, p595), IBM Blade servers HS12, HS22, HS23, HS22V, KORN shell, SAN, Tivoli Management Framework (TMF), IBM DS DS480, ESS 800 series and EMC Symmetric, Calriion.

Confidential, Piscataway, NJ

AIX System Administrator

Responsibilities:

• Responsible for supporting IBM AIX 5.x/6.1 systems installation and configuration, problem determination, maintenance, backup & troubleshooting on POWER 4/5/6.
• Leading role to Perform SAN migration of 100 TB on 80+ servers from DS4800 to DS 8300 disks storage.
• Lead administrator to migrate 150 plus SAP servers AIX 5.2 ML 10 to AIX 5.3TL 10 using alt disk install.
• Supported AIX servers with various running applications and databases including SAP, DB2, Oracle, and WebSphere, Work brain, Lawson, TSM, ETL and Demnatra applications.
• Migrated 200+ plus application and database servers running on AIX5.x from pseries 5 server to Power6 and Power 7 hardware from one datacenter to other.
• Performed testing to verify failover and fallback of Dual VIO server on p6-570.
• Created standard LPAR and VIO client to install AIX or Linux images. Performed DLPAR operations to manage recourses between logical partitions using HMC 7 on p6-570, p6-560, p6-550,p5-55A
• Work with SAP team to create and install servers for SAP environment.
• Experience supporting an IBM - SAP installation and infrastructure.
• Performed administrative task like user management and security implementation.
• Installed and configured single and dual Virtual I/O server with various configurations.
• Configured Link Aggregation, Shared Ethernet and MPIO access to storage on Virtual
• Configured 1100+ Virtual I/O client LPAR on IBM p5-power6-power7 using HMC.
• Installed and configured two p6-570s from the scratch, cabled and documented.
• Extensive utilization of AIX LVM, configuring VG, LV, FS and disk mirroring.
• Responsible for NIM installation, setting up NIM servers, clients, define various NIM resources like lppsource, spot, mksysb, image.data, bosinst.data.
• Responsible for administration tasks like creating user profiles including groups and user accounts, assigning them passwords periodically and allotting them the required permissions and changing the permissions as the situation arises as a part of User Administration duties.
• Performed SAN migration of 200+ TB from DS8300 to NetApp disks storage.
• Performed physical installation (i.e., racking, network and fiber cabling and configuration) of IBM p5-Series servers (p570, p550 and p520).
• Update Firmware/Microcode for fiber channel (HBA) and Ethernet adapters.
• Performed system firmware upgrade of frames such as p6-570 / p 5-570/550/520.
• Upgraded HMC firmware from version 6 to 7 and responsible to apply regular updates.
• Upgraded 45+ Prod, 90+ Dev-QA AIX 5.3 servers from TL05 SP2 to TL10 SP3.
• Checking error logs, investigating the logs, providing a solution to the application team.
• Applied software maintenance & fixes to keep the system software releases current.
• Provided 24*7 supports for critical mid-range heterogeneous environment including IBM power servers running on AIX 5.2/5.3/6.1.
• Excellent analytical and problem solving skills support backup and recovery, performance and tuning of AIX OS.

Environment: IBM AIX 5x/6x, WebSphere AppServer 5.0/4.0, Windows XP professional, IBM HTTP Server, Tomcat Server, DB2, Oracle11g, Oracle10g, Oracle Grid Control, Comvalut, LPAR, DLPAR, HMC, NIM, IBM p-series servers (p620, p630, p650, p690, p5-series p570, p560,p575, p595), IBM, KORN shell, SAN, Tivoli Management Framework (TMF), IBM DS DS4800 series and ESS 800.

Confidential, Keene, NH

AIX System Administrator

Responsibilities:

• Responsible for administration, installation and maintenance of AIX 5.2/5.3 on IBM P-4/P-5/P-6 series (p570, p550, p55A, p620, p630, p650, p690) servers.
• Responsible for installing AIX OS 5.2/5.3 on POWER based series p550, p650, p630 and configuration, and periodic update such as applying maintenance level, critical fixes and microcode update and other installation tasks like committing and removing software etc.
• Installation and configuration of VIO Server 2.1 and AIX 6.1 on client LPAR’s running power6 570 and power6 560 machines.
• Build Virtual I/O Partition, Install Virtual I/O OS, configure Virtual I/O server, setting Virtual Ethernet, SEA, Virtual SCSI, memory, CPU, physical adapter requirements, multiple VIO servers.
• Performed system administration including user, system & group management, system updates, performance monitoring, backup/recovery, disk & storage management.
• Update Firmware/Microcode for Fiber Channel Adapter and Ethernet Adapters.
• Upgrade and update Firmware/Microcode level of P4/P5 managed machine, HMC, HBA, ethernet adapters.
• Managing back up of HMC critical console data, LPARs profiles, system backup of virtual I/O servers and clients using NIM server.
• Migrated 250 + servers from AIX 5.3 servers to AIX versions 6.1 using Storix 5.5 and NIM.
• Responsible for NIM installation, setting up NIM servers, clients, define the resources.
• Creating and configuring standard LPAR and VIO clients on IBM Power servers and maintaining and troubleshooting via HMC.
• Extensive use of HMC to perform DLPAR operations to add/remove/move managed system resources on LPARs
• Troubleshooting and problem solving of AIX 5.2/5.3/6.1 operating systems running on stand alone machines and LPARs.
• Provide 24x7 supports for servers running in the production environment.
• Excellent client relation skills and the drive to complete tasks effectively and efficiently where customer services and technical skills are demanded as well as the ability to communicate effectively with all levels of management and the client community.
• Monitor and manage the 24x7 operations to ensure highest stability and availability.
• Good communication skills & well versed with group work.

Environment: IBM RS/6000 servers, IBM p-series servers (p570, p550, p55A, p620, p630, p650, p690), WebSM, NIM, IBM AIX 5.1, 5.2, 5.3, LPAR, HMC, KORN shell, SAN, Shark EMC, IBM DS DS4000 series and ESS 800, Oracle, DB2, SAP, Web sphere, TSM.

Confidential, Charlotte, NC

AIX System Administrator

Responsibilities:

• Provided UNIX infrastructure, operations and support for IBM p570, p561, p560, p630, p670, p690 servers running AIX 5.1, 5.2. 5.3.
• Administration and support of Unix Servers including IBM AIX.
• Performed AIX installation 5.1/5.2/5.3,periodic maintenance updates and applied APAR fixes. Supporting mid range servers in 24*7 environment.
• Utilize hardware management console (HMC) to create redundant virtual I/O servers and assign shared resources to p550 logical partitions (LPARs).
• Managing user accounts, group policies and implemented security.
• Upgrade the firmware of managed systems p 5-570/550/520.
• Upgraded HMC firmware from version 6 to 7.1.
• Upgraded 50 Prod/70 Dev-QA AIX 5.3 servers from TL02 to TL08.
• Scheduling jobs using crontabs, file system maintenance, scripting and automation.
• Implemented both Hardware and Software Raid levels.
• Configure and troubleshoot TCP/IP network on AIX 5x.
• Responsible managing system backup for all servers using NIM.
• Created and configured LPARS and performed DLAPRS operations on p570, p561, p560.
• Updating managed machines system firmware by using HMC.
• Backing up VIO servers and LPAR clients using Storix utility.
• Defined virtual SCSI, Ethernet adapters, Installed and configured VIO client using HMC
• Configured NIM server, Alternate NIM server and NIM clients’ and performed OS installation and OS backup (mksysb) for the clients from NIM server.
• Performed installation, periodic maintenance updates and applied APAR fixes.
• Activities include user administration; startup and shutdown scripts; crontab, file system maintenance and backup scripting and automation.
• Worked in a fast-paced 24x7 production environment comprising IBM servers.
• Performed migration from AIX level 4.3.3 to 5.2.
• Configured volume groups and logical volumes, extended logical volumes for file system growth needs using Logical Volume Manager (LVM) commands.
• Maintained availability, increased capacity & performance of production machines by upgrading their hardware & firmware.
• Configured backup/archive policies using backup utility and mksysb images of root volume group to meet data archiving requirements and disaster recovery readiness.
• Performed administrative tasks such as System startup/shutdown, Backup strategy.

Confidential, York, PA

AIX/System Administrator

Responsibilities:

• Installation, Administration, Configuration, Planning, Maintenance, Up gradation, Testing, Performance Tuning, Backup, Recovery, quickly identify problems and issues and provide fast troubleshooting and problem resolution in Unix and Linux Local Area Network.
• Maintained the departmental Mail server which is running on the Send mail on the Linux.
• Configuring the Network files systems like NFS, NIS and Samba server to make the file sharing environment for the different project. DCF is the major computing environment in each department supporting the various projects for the implementation.
• Oversaw and verified the Hardware Installation and Configuration of New Servers.
• Maintained secure and support Sun Solaris systems running Oracle database File system Space Allocation using Veritas volume manager and performed other disk management activities. Backup and recovery using Verities Net backup.
• Handled Kernel Turning to provide operating system performance.
• Installed Apache web server on Linux Servers.
• Handled Day-to-Day operation of all servers running Production jobs, Backups, Restores and Report generations.
• Handled housekeeping tasks such as tape management.
• Work on secure internet transmission protocol (FTP w/SSH/SSL, HTTPS). Backup and recovery using Verities Net backup. Creation of New Backup Policies and schedule.

Confidential

AIX System Administrator

Responsibilities:

• Administrator of IBM AIX.
• Installed/Maintained AIX systems 4.x.
• Worked with Oracle, Web groups in maintaining and problem solving in OS.
• Supported multiple RS600 Systems.
• Created logical volumes (mirrored/stripped) in SSA disks.
• Involved in Disaster Recovery, DataStage upgrade, Unix Infrastructure.
• Created and maintained user accounts on UNIX Systems
• Installed, Configured and Management of Mail Servers, DNS
• Developed shell-scripts (Perl) to automate routine activities.
• Configured NFS, NIS on Servers on Production boxes.
• Configured TCP/IP backup restore and storage management.
• Created users on the server for public and private ftp access to the site.
• Provided system administration operational support for UNIX-Sun Solaris & Linux systems.
• Implemented Local LANs and WAN for Corporate Data Centers.
• Provided Tele-support to remote users and offshore clients.
• Responsible for installation and maintenance of 43 AIX 4.x servers.
• Administrator of IBM RS/6000 servers running AIX 4.3.3 for support of PeopleSoft.
• IBM RS/6000 SP System Software Maintenance AIX System Dump Generation and sending System Dump to AIX System Support Center.
• Logical Volume Management (LVM) of AIX.
• Predefined and Customized Volume Group management on AIX
• Installation and Administration of TIVOLI Service Desk.
• Disk Replacement Strategy on AIX.
• Performance Management & Tuning of AIX UNIX Kernel.
• Managing cron jobs, batch processing and job scheduling.
• Software installation and maintenance.
• Installation and administration of peripherals.
• Security, users and groups administration.
• Networking service, performance, and resource monitoring.
• Experience as AIX Engineer for the servers running 24x7 in production environment comprising IBM, Sun and HP servers.
• Working experience on IBM standalone machine and to support production servers.
• AIX Installation, configuration, maintenance, Upgrading and applying fixes, APAR, bundle, Patches.
• Strong hands on experience in installation of IBM hardware servers.
• Responsible to running and managing ethernet cables and Optical fiber.
• Analyzed performance statistics on the nodes and tune them to meet the requirements document modified configuration volume groups and logical volumes, extended logical volumes for file system growth needs using Logical Volume Manager (LVM) commands.
• Installation, Configuration of AIX 4.3.3/5.1. Upgrading, applying patches and APAR.