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Senior Websphere Resume

Technical Summary:

  • 18+ years of experience in the field of Information Technology in the area of UNIX system and WebSphere product administration on various Operating Systems like IBM AIX 6.0,5.x/4.x, SUN Solaris 9/8, Red Hat Linux 9, Windows 2000/2003 Server and AS400.
  • Experience installing, configuring and Administering in WebSphere Application server .x and 6.x , 7.x and 8.0 and WebSphere portal server 5.x ,6.x and 7.x.
  • Experience in Installing, configuring and Administering WebSphere MQSeries 5.2, 5.3 and 6.0
  • Experience installing, configuring and Administering in WebSphere MQ Series 5.x, 6.0, 7.0 and 7.1
  • Experience in installing, configuring KANA response server and integrating with WebSphere Application Server and MQSeries
  • Experience in Installing, Configuring and Administering Web Servers like IBM HTTP Server 1.3.x/2.0.x, Apache HTTP server 2.x, and IIS 5.x/6.x.
  • Configuration of Network Deployment manager for Centralized Management of Application Servers.
  • Configured Clusters for improved availability and fail over redundancy.
  • Experience in configuring JDBC Providers, Data Sources, Virtual Hosts, Global Security, SSL, and LDAP.
  • Expertise in administering and maintaining Production/Staging/QA/Development environments.
  • Experience on various components of Websphere such as Workload Management (WLM), Websphere Administration, Configuration, Tuning, Clustering and troubleshooting WebSphere related problems.
  • Experience in Performance tuning using the Resource Analyzer and Tivoli performance viewer , HP diagnostic tool
  • Experience in installing Fix Packs, cumulative fixes, i-fixes using updateSilent and updateWizard.
  • Good at Performance tuning for puma cache and security caching
  • Experience in performance tuning in WebSphere MQSeries
  • Good at troubleshooting using Traces, Logs using on WebSphere MQ
  • Problem Determination through the log files and rectified the problems or interacting with IBM support to solve problems.
  • Worked on number of PMR's along with the IBM team and provided 24/7 support to the applications.
  • Good Experience in UNIX Shell, Perl scripting and C language

Technical Skills:

Application/Web Servers: WebSphere 7.0 , 8.0 6.1/6.0 / 5.1.x / 5.0.x / 4.0.x , WebSphere Portal Server 5.x 6.X and 7.x , Websphere MQ 5.x and MQ 6.x and 7.1 , IHS 6.1, 7.0, IIS 6.0/ 5.0, Apache 2.0.47/1.3.28, , IBM Tivoli Access Manager 4.5 and Tivoli Directory Server 4.1/5.1/5.0, Sun One Server , Apache and Tomcat
Operating Systems: Solaris 8/9, AIX 5.0 and 6.x , Red Hat Linux 9/8/ 7.2 / 7.1 /6.2 and Windows NT/2000/2003 Server.
J2EE Technologies: Java 5.0, Servlet2.3/2.2, Java Beans, EJB2.0/1.1/1.0, JSP1.2/1.1/1.0, JDBC2.0/1.0, JNDI, RMI, XML, HTML, DHTML and JavaScript.
Databases: Oracle 10g, SqlServer 2000 / 7.0 / 6.5 / 6.0, DB2UDB 9.0.

Language: C and , Shell programming, Perl and python
Development tool: Eclipse and RAD and CMVC and CVS1.11.23.

Storage systems: DS4800 and Tivoli storage manager
Certifications:

IBM MQSeries Certified Professional
IBM Websphere Application Server Network Deployment V6.1 Core Administration
IBM Websphere APPlication Portal 6.0 Administration

Technical Experience:

Client : Confidential, 07/12 - till date
Position : Senior WebSphere Administration

Responsibility

  • Installed, configured and WebSphere MQ Series Administrator 7.1 with multi instance queue manage
  • Migrated the queue manager from 6.0 to 7.5 with cluster environment.
  • Provide support for the entire cycle of application testing including building applications, deploying, and trouble shooting.
  • Installed and configured the websphere Application server 7.0
  • Wrote jython script to deploy the ear file, create jdbc, ssl jms configuration.
  • Configured WebSphere for messaging by defining Queue Destinations & Queue Connection Factories.
  • Configured the jms module, stored queue configuration for weblogic server.
  • Installed and configured the WPS 7.0 environment
  • Provide the support for WebSphere enviroment

Environment: IBM WebSphere Application Server 6.0/7.0, 8.0 ND and Base, IBM MQSeries 7.1 , Oracle 10g, IBM HTTP Server 8.0, Solaris, Linux and AIX , IBM Portal Server 7.0 and Weblogic 10.

Client : Confidential, 01/12 - 06/12
Position : Senior WebSphere Administration

Responsibility

  • Installed and configured the WPS 7.0 environment with oracle backend and OAM.
  • Provide support for the entire cycle of application testing including building applications, deploying, and trouble shooting.
  • Installed, configured and WebSphere MQ Series Administrator 7.1 with multi instance queue manager
  • Migrated the environment from websphere Portal 6.0 to 7.0.2 environment including the war file and ear files.
  • Wrote jython script to deploy the ear file and start and stop and sync the node.
  • Configured WebSphere for messaging by defining Queue Destinations & Queue Connection Factories.
  • Integrated with Kaiser mail services with Kana response server , report server ,Apache and tomcat

Environment: IBM WebSphere Application Server 6.0/7.0, 8.0 ND and Base, IBM MQSeries 7.1 , Oracle 10g, IBM HTTP Server 8.0, Solaris, Linux and AIX , Kana response and report server

Client : Confidential, 04/11 - 12/11
Position : Senior WebSphere Portal Administration

Responsibility

  • Installed and configured the WPS 7.0 environment with oracle backend and siteminder ldap setup.
  • Provide support for the entire cycle of application testing including building applications, deploying, and trouble shooting.
  • Provide 24/7 support for assigned applications.
  • Worked closely with Database Administrators to resolve database and JDBC related issues in WebSphere Application Server, Portal Server
  • Used HP diagnostic tool to monitor WebSphere Applications and tuned the environment .
  • Migrated the environment from websphere Portal 6.0 to 7.0.1 environment including the war file and ear files.
  • Wrote jython script to deploy the ear file and start and stop and sync the node.
  • Configured WebSphere for messaging by defining Queue Destinations & Queue Connection Factories.
  • Tuned the Portal 7.0 environment
  • Provide the 24/7 support for WebSphere enviroment

Environment: IBM WebSphere Application Server 6.0/7.0 ND and Base, Oracle 10g, SunWebServer , Solaris and Linux, Siteminder

Client: Confidential, New York 10/08 - 04/11

Position: Senior production support specialist

Responsibilities:

  • Deploy applications (EAR) to WebSphere Application Servers and maintained applications.
  • Provide support for the entire cycle of application testing including building applications, deploying, and trouble shooting.
  • Provide 24/7 support for assigned applications.
  • Worked as db2 Database Administrators to resolve database and JDBC related issues i
  • Worked closely with System Administrators to perform installations, profile creation, and resolved system related issues when required root or admin access.
  • Used Tivoli Performance moitor to monitor the storage s and tuned the environment
  • Troubleshooting Application Servers start-up issues, Java code defects after deployment and class path issues.
  • Used automated scripts to perform routine management tasks on WebSphere environments like monitoring Disk Space, CPU & Memory utilization.

Environment: IBM WebSphere Application Server 6.0/6.0.x , DB2 8x, Apache web server, Open Ldap. , Media application like ardome , DS4800, TSM

Client: Confidential, New Delhi, India 01/07 - 07/08

Position: Sr. Websphere portal Administrator

Responsibilities:

  • Installed and configured IBM WebSphere Application Server 5.0.x/5.1.x and WebSphere Portal Server 5.x and 6.0 on AIX
  • Installed and configured the WebSeal, TDS and TAM fro WebSphere Portal server 6.0
  • Implemented Clustering, Performance tuning and troubleshooting of IBM WebSphere Application Server 5.0/5.1
  • Configured the Web Server interfaces, session management, virtual hosts and transports for WebSphere Application Servers.
  • Configured WebSphere resources including JDBC providers, JDBC data sources, and connection pooling.
  • Involved in securing the J2EE applications by implementing Single Sign On by using LTPA.
  • Monitored, maintained and customized existing MQSeries objects such as Queue Mangers, Queues (local, remote, alias and model), process definitions, channels and listeners.
  • Responsible for application changes across different platforms- development, testing and production environments.
  • Maintained WebSphere 5.1/5.0 Application server for web applications development and deployment JSP and EJB components on WAS.

Environment: IBM Websphere Application Server 5.0/5.1, IBM Portal Server 5.0.,5.1 and 6.0, IBM MQSeries v 5.2, IBM HTTP server, EJB, JSPs, Servlets, XML, JDBC, DB2, AIX 4.3 and 5.0, WECM

Client: Confidential, stcokolm, swedan 06/05 - 12/07

Position: WebSphere Administration /Environment specialist

Responsibilities:

  • Installed and configured IBM Websphere Application server 5.1 and on iSeries, AIX 5.0 and IBM Portal Server 5.0 on AIX platform
  • Package, build, Integrate and deploy enterprise J2EE applications on Websphere 5.0 that involves EAR (Enterprise Archives) and WAR (Web Archives).
  • Installed fix packs to over come WAS problems and installed IBM Http WebServer.
  • Writing perl scripts to automate the builds process and good knowledge of WSADMIN scripts. Also Wrote Scripts to handle day-to-day system administration tasks such as backup procedure, system cleanup, etc.
  • Configuring of JDBC Providers, Data Source, Virtual Hosts, Global Security, SSL, and LDAP.
  • Problem Determination through the log files and rectified the problems or interacting with IBM support to solve problems.
  • Involved in configuring the websphere load balancing using Websphere Workload Management including horizontal and vertical scaling.
  • Involved in Advance performance monitoring and tuning of both websphere and the Solaris operating system.
  • Managed the security and performance optimization for EJB containers and web applications in IBM WebSphere.
  • Used Tivoli performance viewer and log analyzer for performance and troubleshooting.
  • Integrated WebSphere applications with MQSeries using JMS messaging.
  • Monitored & Maintained MQ Series objects such as queue managers, queues (Local, Remote), process definitions, channels and listeners.
  • Collection of JVM statistics, garbage collection data for monitoring the heap and physical memory.
  • Enabling Java Virtual Machine profiler Interface(JVMPI) for more comprehensive performance analysis.
  • Update to new WebSphere security Model, includes role-based security model and Java2 security and JAAS.
  • Assembled and deployed the application in staging, in productions, following change management practices and 24/7 support, worked in shifts.
  • Analyzing Activity log files and diagnosing Application Server problems using Log Analyzer (waslogbr).
  • Monitor and analyze data with Resource Analyzer and Tivoli Performance Viewer (tperfviewer).
  • Hands on with WebSphere Application Server on multiple platforms for both horizontal and vertical scaling.

Environment: IBM Portal Server 5.0 and 5.1 , Websphere Application Server 5.1, iSeries, AIX 4.3, Sun IBM Http Server, DB2UDB8.1 Windows 2000, AS/400, WECM

Client: Confidential, Raleigh, NC 02/04 - 06/05
Position: Websphere Application/Portal Administrator

Responsibilities:

  • Installed, Configured, administered and supported Websphere Application Server 5.0 WebSphere everyplace server and portal Server 5.0 with IBM Intelligent notification Server
  • Integrated enterprise-wide J2EE applications and deployment using Websphere Application Server Application Assembly Tool and managing security policies for different applications.
  • Created server groups and clones for Websphere Application Server v5.0
  • Interacted and advised software developers on various technical issues
  • Configured JDBC Drivers and datasource connection pools on websphere application server to connect the J2EE components with oracle 8i database.
  • Configured the MQSeries queue for IBM Intelligent notification server.
  • Involved in creating clusters for the application gained by doing horizontal and vertical cloning.
  • Load balancing the application by creating Server Groups / models and clones.
  • Installed different webservers on Solaris servers and configured the communication from webservers and appservers.
  • Determining the capacity to the system using stress test on the application and fine tune it.
  • Starting and stopping the applications using scripts.
  • Tuning the webserver by specifying the parameters for the maxclient, startservers and maxspareservers. Tuning the servlet engine and database connection pools. Tuning the JVM by specifying the minimum and maximum heap size.
  • Involved in trouble shooting the production outages to the application on a 24X7 basis.
  • Involved in configuring the database connection pooling.
  • Elevate performance and monitor tools, includes IBM Tivoli Performance and Monitoring tool, BMC tools, etc.
  • Tuning the JVM based on the load to the application increase/decrease the JVM Heap size.
  • Worked on different project, moving the applications to different environment (Development, QA, and Production) in a phased manner.

Environment: IBM WebSphere App Server 5.0, Sun Solaris 8, AIX 5.0 , Linux , Windows Oracle 8/7.x , db28.0 and CMVC

Client: Confidential, Apr/1999 - Jun/2004
Position: MQSeries/MQ Test tool developer and administration

This project involved developing Recursive test tool and administrating on IBM WebSphere MQ series product using Perl and C language .

Responsibilities

  • Understanding the Design change request of IBM WebSphere MQ product
  • Developed automation tool using C, Perl and MQSeries and executing test script in all the distributed platforms
  • Installed and configured IBM MQSeries product for all the distributed platforms
  • Fixing the defects of test tool when the fix pack team raises the defect on it.
  • Performance tune the MQSeries product like memory tuning. Writing the API Exit to check the activity of API before and after each API calls.

Environment: IBM WebSphere App Server MQSeries 5.0, 5.1 and 5.3 and 6.0, Sun Solaris 7.0, AIX 4.3 and , AS/400 Linux , Windows, Oracle 7.x , db27.0 and 8.0

Client : Confidential, Bangalore India July/1994 - April -1999
Position : Unix administration and Developer

Responsibility

  • Developed the a tool monitoring the bandwidth using SNMP and Motif on solaris and linux
  • System administrator of the following system
  • Ultra SPARC - SOLARIS
  • IBM RS6000/580 - AIX
  • Developed Shell script to automate routine administration duties
  • Backing up and restoring for huge satellite meteorology data using tape

Education:

Master of Science in software System
Master of Science in Computer Science
Bachelore of Science in Computer

Achievements:

  • Bagged the IBM Bravo awards in June 2004 for the following reason

The incredible effort he put in to ensure the on time completion of Intelligent Notification Server Testing. This helped in consolidating the relation between ISL and PvC Test, Raleigh.

  • Bagged the IBM Bravo awards in June 2006 for the following reason
  • Excellent skills in solving complex technical issues with the environment and in turn delighting the Customer. Rengan\'s sincerity and dedication in keeping with the deadlines and ensuring that the environment are function smoothly has helped the team meet their delivery commitments on time.
  • Received 'Golden Star' award from Swedish client, Intentia in Jan 2006 for resolving very critical issues related to environment
  • Got the IBM India Customer Dedication award in Apr 2006
  • Got the Certificate of Appreciation from CGM for contribution towards successful completion of EXITE Camp

Employment Summary:

Organization 1 : Confidential, from April 1999 - April 2011
Current Profession - senior support specialist
Worked in Confidential, Raleigh, NC from Aug 2008 to April 2011

Organization 2: Worked in Confidential, Bangalore from Jul 1994 to Mar 1999
Profession -Project assistant

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