Expertise and Experience Summary

• Experience 10 year in UNIX environment
• Track record of increasing responsibility in UNIX/Aix /Linux server design, configuration ,implementation and production support
• Demonstrated capacity to implement innovative solutions to solve unique and highly complicated tasks and problems
• Hand on experience with the latest, HP & IBM Pseries servers( P550, P570,P595,P770,795 ,IBM blade HS22/23 HP proliant , IBM Iseries, IBM Xseries, Dell Power edge), Aix (5.2/5.3/6.1), LINUX REDHAT (3/4/5)OS versions
• Extensive experience in building and configuring VIOS & LPARs on p-series
• Good experience in migration Solaris 2.X to Linux Redhat 4/5 platform , Linux 4 to Linux 5 AIX ( 4.2/5.1/5.2) to AIX (5.3 /6.1/7.1) and Aix to Linux
• Excellent experience in migration of web application and database on cross platform like HP-UX to Linux and Solaris to AIX
• Expertise in Veritas Volume Manager (VXVM) and Logical Volume Manager (LVM)
• Excellent working knowledge in implementing NIS, NIS+ LDAP,NFS, SAMBA, APACHE,GPFS, KEON, AFS DNS security models using Netscape LDAP and IBM secure way (LTPA)
• Closely work with application team on ORACLE, JAVA, SAP, ORACLE APP, PEOPLESOFT, TIBCO(5.x) & SEIBEL
• Experience in installation, configuration and administration of web application server like Apache Tomcat WEBSPHERE, WEBLOGIC, Iplanet, siteminder, blade logice and JBOSS
• Excellent knowledge in Deploy JAVA and PHP code on Web application server
• Build application & backup server
• Good knowledge in java, perl cgi and php coding
• Experience in building oracle, infomatica , db and mysql servers
• Very good in writing Ksh, Bash Awk & Perl script for hardware& application administration task
• Experience with vitalization technology like VMWARE ESXI and IBM VIO server
• Excellent in Designing , building, testing and monitoring VIO server in HACMP and MPIO environment
• Manage Cisco, Lantronix IBM , HP switches, router and terminal server
• Excellent knowledge in oracle and Mysql database administration
• Installation configuration, migration and maintenance of Highly Available Cluster Multi Processing (HACMP), Veritas cluster manager (VCM). Legato Automatic Available Manager (LAAM) in production environment
• Design, implement and Disaster Recovery in VIO server (Aix) and VMWARE (Redhat ES 5)
• Experience on implementation of system security
• Managed server backup using various storage tool like Veritas netbackup, Legato netbackup and Tivoli storage manage (TSM)
• Outstanding leadership abilities; able to coordinate and direct all phases of project’s, while managing, motivating and leading planning teams
• Good knowledge in developing code in JAVA, PHP, MYSQL and oracle
• Excellent knowledge in configuring Tivoli alerts and BMC Patrol system monitoring tools

Core competencies: UNIX/AIX /Linux Design and Implementation Business Impact Analysis; Data Integrity/Recovery; Disaster Recovery Planning; Contingency Planning; Risk Assessment; Cost Benefits Analysis
Platforms: UNIX (AIX, Linux-Redhat/SUSE, Solaris, HP-UX/TRU64, Microsoft windows 95 – 2003 server
Networking: TCP/IP, Ethernet, FDDI, VPN, OPENSSH, secureID, router, switches, DHCP, DNS (QIP software)
High Available Clustering: HACMP, VCM, LAAM, REDHAT
Database: Oracle; DB2, Sybase Informix, MYSQL
Web tech: - WEBSPHERE, WEBLOGIC, APACHE, IPLANET, TIBCO, SUN ONE, TOMCAT, SITEMINDER, BLADE LOGIC, JBOSS
Languages: UNIX shell script, C, C++, HTML, Perl, Expect, AWK, SED, KSH, PHP BASH. JAVA, DOTNET
OTHER APPLICATION: - TIVOLI ALERT, BMC PATROL, REMEDI, RAMBA, NEXT NINE, PREGRINE, BLADELOGIC, CONTROL –M AGENT, AUTOSYS,
ERP: - SAP, People-soft, Oracleapp, Siebel,
STORAGE: - EMC, VMAX Array, Hitachi, NETAPP, IBM Storage. SVC

Professional experience
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Confidential,Columbus, OH Sep’10 – Present
UNIX/AIX System Engineer
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AIX /Linux system engineer for UNIX department, Design, install, configure and administer entry, mid & high range UNIX/Aix /Linux /solaris servers ( p720, p770, p795, , Enterprise HP / dell servers,), LPAR’s, DLPAR, MPIO. HPpower & VIOS on IBM P-series, Manage EMC storage server, VERITAS Netbackup, Cisco Router, IBM and HP terminal server, HMC. Support oracle, MySQL, foglight4, LDAP, GPFS, Tivoli alerts, Keon, WEBSPHERE, WEBLOGIC, Siteminder, Apache TOMCAT, Eclipse and Java application,. Develop bash Shell, Ksh, Perl & AWK scripts; Deploy java source on web server

Responsibility

• Responsible for building Testing, development, preproduction and production servers in RTS(Retail technology services) UNIX engineer Departments
• Building and configuring VIO server (V2.x) & LPARs using HMC Configured EMC storage on Power-6 (p570, P595), Power-7 (P770, P7795) server.
• Installing and Upgrading power path on IBM, SUN and HP machine
• Migrating oracle database on cross platform from Solaris10 to AIX 6.1 as well as HP-UX to AIX 6.1
• Upgrading Veritas Netbackup client from 6.5 to 7.0.1 and trouble shooting on backup failing issue
• Managing TSM storage master and client servers
• Creating SEA “Shared Ethernet Adapter” to bridge between Ether channel and Virtual Ethernet Adapters
• Setup of VIOClients/LPARS sharing Ethernet Adapters and vSCSI’s disks
• Mapping Disk, virtual fiber channel & Ethernet shared adapter from dual VIOS to LPARs and changing device parameter as per MPIO requirement
• Configuring EMC. IBM & NETAPPS storage through NPIV as well as dedicate HBA adapter on lpar and VIO server
• Migrating VIO’s version from 1.5 to 2.1 and upgrading OS from AIX 5.3 to 6.1 on p6, p7 using Alt_disk migration method
• Providing development and production support 24/7 on Linux red-hat 5.5, Solaris 9/10, HP-UX & Aix 5.3/6.1 servers
• SAN migration with in VIOs and LPARs
• Performed Linux Red-Hat migration on production server from Linux Red-Hat 5.4 to 5.5
• Installing VMware ESX on HP server, created logical partition and installing Red-Hat Linux 5.4/6 for new environment
• Deploying web and oracle data base application on REDHAT Linux/AIX /solaris/HP-UX server
• Trouble shooting all network, web and database application related issue
• Configuring new router and switches
• Configuring NIM server and installed multiple clients
• Working with security team on KEON and LDAP server for centralizing management of user authentication and authorization
• Upgraded Version and Release of all HMC’s from 7.3 to 7.7
• Migrates multiple LPARS from AIX 5.3 to AIX 6.1 including patching AIX technology levels, and service patch updates
• Responsible for installation and configuration of Tivoli alerts, control –M agent, eclipse ,JVM,EMC, foglight5 and many more applications
• Develops and Updates exiting Perl & Ksh scripts to perform automate application and system administration task
• Assist DBA in building oracle RAC clustering, oracle11g, Sybase, informatica & DB2 database server in production and Non prod environment
• Installing and troubleshooting WEBLOGIC 10/11, WEBSPHERE6.0/7.0, SITEMINDER, JAVA, Eclipse and Tomcat Apache server in development and production environment.
• Supporting SAP, oracle & Sybase team in building server in high availability environment
• Implementing and administrating a highly available GPFS cluster
• Design, Install and configure POWERHA 6.1(HACMP) on AIX 6.1
• Perform problem determination and recovery according to the environment procedure
• Involved in DR team and tested DR side as in UNIX/AIX part
• configured settings necessary for the mobile LPAR (live partition mobility)
• Perform and monitor PowerVM Live Partition Mobility operations
• Performing security check on client side using ESM Tool (Enterprises security manager )
• Responsible for creating change management request using ECM Tool(enterprise change manager)

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Confidential,Mt Laurel, NJ JUN ‘07- Aug ‘10
UNIX/AIX System Engineer
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Summary
Responsibility

• 3rd Level onsite and remote support for 2600 UNIX Servers of clients located in USA, RUSSIA, and INDIA & EUROPE
• Data center support for AIX (5.3/6.1)/Linux (red-hat enterprise (4/5) ) platforms
• Monitoring TIBCO, Java and Oracle application running on UNIX server
• Analyzing the issues with the application and perform action to fix it, by interacting responsible person’s
• Administration, Troubleshooting and monitoring AIX /Linux servers running business critical application like WEBSPHERE(WAS) 6.x,/7.x IBM DB2, oracle10g/11g, Apache TOMCAT, JBOSS, ORACLEAPP, Blade logic & JAVA
• Responsible for built and configured VIO servers, LPAR profile on IBM Power 6 Frames using HMC
• Created Logical Partitions of VIO Servers and VIO Clients on p-Series (550,570,595) frame and assigning processor, memory and Ethernet adapters to VIOS and assigning memory and processor to VIOS (LPARS).
• Installed and administrated VVM(Veritas volume manage) & VCM (Veritas cluster manager) on sun Solaris platform
• Setup of full networking services and protocols on AIX, including NIS/NFS, DNS, SSH, DHCP, NIDS, TCP/IP, ARP, applications, and print servers to insure optimal networking, application, and printing functionality
• Responsible for designing, Implementing disaster recovery planning, policies in VIO sever (Aix 5.3/ 6.1) and VMWARE (Redhat Linux) environment
• Migrated web application and database from Solaris9/10 to REDHAT LINUX 5/AIX 5.3 on 75 servers
• Closely working with application teams on ORACLE, WEBSPHERE, JAVA, JBOSS, Apache Tomcat and XML
• Applying the Security patches and doing all the change management
• Managing legato net backup and TSM storage server
• Responsible for managing Cisco, hp router, switches and terminal server
• Perform migration from AIX 5.x TO 6.1 and LINUX REDHAT ES 4.0 TO 5.0
• Responsible for building Testing, development and production server
• Supporting Linux RedHat in High Availability web environment
• Prepare documentation for all procedures and actions
• Developed KSH, AWK, SED & PERL scripts to perform automatic administration tasks
• Hands on experience with VMware ESX, Virtual Center Server & VM cloning in a SAN environment
• Ensuring systems security and data recovery is always maintained.
• Setup and maintenance of several EMC Clariion, VMAX array, symmentix storage server(CX300/CX700 and many more ), IBM and NETAPPs storage
• Configuring and Administrating NIM, NFS, NIS &LDAP server
• Managing AIX, Redhat Linux logical volume manager (LVM) and veritas volume manager (VXVM(/4.x/5.x))
• Installed SSH and IPsec on 2600 server as well as upgrades EMC power path
• Responsible for maintain Disaster Recover procedure and Policies
• Working as team lead on many project
• Installation third party application on LINUX /IBM boxes using NFS and NIM
• Installing, configuring and troubleshooting HACMP cluster in production environment
• Monitor hardware and software using customize tool which develop by Comverse
• 24/7 support to an engineering/programming community of 100+ users on customer site

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Confidential,St Louis MO DEC ’06- MAY07
AIX administrator
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Responsibilities

• Worked on 300 UNIX servers in heterogeneous production environment
• Installed, configured, maintained and enhanced operating system and system support
• Software/hardware (AIX (4.3 - 5.3), LINUX SUSE (9 -10) Veritas Netbackup, SSA Disks, IBM PSeries (520,550, 570, p690, RS/6000, IBM blade JS22), IBM Iseries, HP proliant
• Migration of AIX server from 5.2 to 5.3
• Installation of OS and upgrades of patches on multiple AIX servers using NIM
• VMware ESX installation, configuration and supports & EMC san storage server
• Created logical (LPAR ) & Dynamic (DLPAR), virtualizes partition(Vios) and installing OS using NIM
• Responsible for building new database and web application servers in the production environment
• Diagnosed and resolved systems related tasks in accordance with priorities setup in dealing with trouble tickets
• Set up and maintained WEBLOGIC 8.1.6 Network Deployment.
• Installation of HACMP in oracle10g database and oracle-app (ERP) environment
• Performed operation on AIX & LINUX logical volume manager (LVM)
• Configuration and troubleshooting of Apache Web Server & Jboss Web Server on and platforms
• Responsible for building Linux SUSE & AIX servers in development testing pre production and production environment and provides 24/7 support
• Performed daily base activity tasks like troubleshooting, performance tuning and work request for AIX
• Ensured systems security and data recovery is always maintained.
• Developed PERL, AWK & KSH scripts necessary for automating systems management
• Pushing and pulling of patches and third party applications using NIM.
• Installation of Power Path and involved in EMC Storage Area Network (SAN) administration
• Installed and Maintained third party applications server like Weblogic 8.1.6 , Tuxedo , oracle, db2 Clearcase , JAVA (customize application), Tivoli alert and PeopleSoft

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Confidential,Eagan MN JUN 06 - NOV06
UNIX/AIX Administrator
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Responsibilities:

• Provided system support for 600+ midrange IBM /Linux RedHat, 3/4 including routine maintenance, patching,

and system backups and restores, and software and hardware upgrades

• Maintaining and monitoring the file systems and performance tuning on AIX (5.1/5.2./5.3)
  servers (615/640/690 /510/55A/ 570/595/IBM blade server).
• Upgraded IBM OS from AIX 4.3/5.1 to 5.3 & hardware firmware
• Managed Cisco fiber switches, router and terminal server
• Applied the Security patches and doing all the change management
• Responsible for performing administration tasks on LPAR & DLPAR using HMC
• Managing NFS, SITE REMINDER, HACMP & LAAM cluster, LDAP, and DNS (QIP SOFTWARE) servers
• Expertise in doing NIM installations on AIX Installation and administration Virtual input/output server (VIOS)
• Performed disaster recovery operation in AIX and Redhat Linux servers
• Installation and configuration of thirty party application like WEBLOGIC, CLEARCASE, BMC patrol and more
• Built LEGATO Netback up and MKSYSB servers as corporate and production backup solution, including designing the backup policies and disaster recovery plans
• Developed system and application administrating scripts using Korn & Perl
• Involved in administration of EMC and Hitachi storage systems

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Confidential,Manhattan NY JUN’05- MAY’06
Unix/AIX Engineer
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Responsibilities:

• Installing, configuring, maintaining and enhancing operating system and servers, Support software/hardware AIX (5.1 - 5.2), LINUX REDHAT 3/4, VERITAS Net backup , HACMP 4.5/5.1 LPAR, DLPAR,SSA Disks, IBM DS8100, PSeries (550, 570,590, 595 690, RS/6000), IBM Xseries , IBM Iseries & IBM Blade, Responsible for Implementing Cloning, Clustering, Performance tuning and trouble shooting of WEBLOGIC Application Server 8, marimba, APACHE, JBOSS and BMC patrol, Installation configuring and testing of TCP/IP based servers like DNS, NFS services under Linux redhat , writing the KORN, C, PYTHON and Perl shell scripting, LVM, Disk mirroring, un-mirrored, Disaster Recovery, backup & restore for AIX (5.1/5.2) ; Performed NIM installations on AIX 5.2 & Kickstart installation on Redhat Linux 3;Responsible for configuration and administration of DLPAR and VIOS server, VLANs on IBM p Series, Nortel Switches, CISCO switches; Setup and configure LDAP servers for home directory location and authentication; Taking care of the servers periodic shutdown/restart in given time frame and bringing up system to the appropriate run levels after the updates; installing and maintaining EMC, ESS, NETAPPS & Shark storage , Installation of Oracle9i, Sybase and Db2 on AIX and also involved in DBA administration task

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Confidential,Reston, VA AUG ’04– APRIL’05
Unix /Linux /AIX /Solaris System Engineer
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Responsibilities:
Support of Aix( IBM RS6000s Pseries) , LINUX Redhat (Xseries, HP x86) , Hardware setup and configuration, AIX OS installation/Migration/Cloning using NIM, PTF installation and management, Disk subsystem configuration, Logical volume planning and configuration, Performance monitoring, I/O tuning, User and printer management, installed and managed NIS, DNS & NFS server, HACMP clustering, LPAR installation Network maintenance, A sync and Serial communication configuration, System backup and restore, Disaster recovery, Security planning and administration , Third party software installation upgrades and maintenance(Websphere, Tomcat Apache, DB2, clear case, Seibel, oracle) , Deploying web and database application, scheduled system health checks, Perl and shell scripting, system admin (S.A). Procedure documentation, New system planning, System related problem determination and resolution.
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Confidential,Hyderabad India MAR’02 – MAY’04
UNIX/Linux /AIX/Solaris (Technical Support Administrator)
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Responsibilities:
Responsible for Installation and Maintenance of Linux redhat 3/Solaris 8.0/AIX 4.3 servers Upgrading, Maintenance Level & Version all OS patching, Hardware and software upgrades, NIS,LDAP Cron jobs, Logical Volume Management (LVM),Veritas Volume Manager(VXVM) DNS, Networking service, performance, and resource monitoring troubleshooting on all RS/6000, pseries and SUN platforms, Internet connectivity, System & backup management using IBM ADSM Backup Server, write C, Korn and Perl Script, .Planned, setup, and tested all Disaster recovery procedure

Education and credentials
. EDUCATION: Bachelors of Computer Science and information technology
Microsoft Certified Professional
IBM AIX Certified Professional