Professional Summary

• Have Six years of IT experience in Planning, Installing, Configuring, Administering, Tuning and Troubleshooting Websphere Application server ND v5.x/6.x/7.0/8.x, Websphere MQ Series v5.x/6.x and WebSphere Portal Server.
• Over three years of Experience in Websphere Build and Release Engineering.
• Experience with Websphere MQ aka WMQ, MQ Series , WebSphere Transformation Extender WTX
• Developed a multithreaded NT Service to catch HL7 transactions and update the local database based on the transactions. Server written in C .
• Design and configuration of WebSphere eCommerce infrastructure.
• Installation and configuration of WebSphere Commerce v6.x on AIX 6.x in both horizontal and vertical topologies.
• Integration of WebSphere Commerce with WebSphere Portal v6.x/v7.x.
• Good Experienced in Testing the Application on UINX/Linux Environment.
• Good Exposure in Unix/Linux Commands Shell Scripting.
• Strong knowledge in protocols like SSH, SCP etc
• Knowledge in shell scripting Worked on various terminal like: WinScp, Putty
• Experience in writing, reviewing and executing test cases as per the client process
• Hands on Experience in generating scripts for functionality
• Provided technical support / direction to developer's team working to create stable, conventional and effective message broker components.
• Troubleshooting Production issues, Worked on resolving Application Server Hang issues and High memory and CPU issues in Websphere Application server 5.0/5.1/6.0/6.1.
• Expert in installing configuring and administering WebSphere portal 5.1.x/6.0/6.1 on UNIX, Linux and AIX Platforms with Web Content Management.
• Experienced in developer / architect with skills in Apache Jackrabbit and JCR 2.0 to work with Content Management Systems CMS and site builds.
• Experienced in administration of WebGate and integration with PSFT.
• Configured Vertical and Horizontal Clustering for high availability.
• Experienced in implementing ITCAM products and integrating them with other Tivoli systems management tools
• Expertise in administering and maintaining both production and development environment.
• Worked as a SiteMinder, LDAP and Web server administrator for more than 3 years.
• Used Heap Analyzer and thread Analyzer to tune the JVMs.
• Good at troubleshooting using Traces, Logs and Log Analyzer.

• Problem Determination through the log files and rectified the problems or interacting with IBM support to solve problems.
• Excellent skills on troubleshooting and problem determination of WebSphere/System/Network related problems including monitoring, capacity planning and maintenance by providing 24X7 support on call for all mission critical applications.
• Experience with determining any performance issues resulting from configuration or poor coding techniques.

PROJECTS SUMMARY

Confidential

Role- Environment Build Engineer

Responsibilities:

• Installed, Configured and administered and supported WebSphere Application Server 5.1/6.0/6.1/7.0/8.0, Apache/IBM HTTP server.
• Implemented Horizontal and Vertical Clustering, Performance tuning and trouble shooting of IBM WebSphere Application Server 6.0/6.1/7.0/8.0.
• Experience with Websphere MQ aka WMQ, MQSeries , WebSphere Transformation Extender WTX
• Participated extensively in Build and Release of Websphere code in all the environments for tens of agile projects
• Built Regional severs with Message broker and MQ Series Components for several Projects under Enterprise Environment services Team.
• Developed, enhanced and maintained message broker tools and components for providing stable environment.
• Created LDAP user roles with various roles for users to access WAS console.
• Configured application servers for high performance on production systems.
• Fixed several WAS security issues on staging and test environment.
• Configured MQ series objects like Queue Manager, Queues, Active Specifications, Connection Factories and Queue Connection Factories.
• Responsible for maintaining the webservers like IHS , Sun ONE Web server including the webagents, HTTP plug in installation and configurations and creating WebSphere clustering topology
• Dealt with troubleshooting issues like Out of Memory OOM , High CPU Utilization and Server Hang.
• Applied the maintenance fix pack and fixes to WebSphere Application Server and HTTP servers.
• Monitored the batch jobs for the Thunderhead application.
• Configured database resources like JDBC Providers, Data sources, and security resources like JAAS authentication J2C aliases in order to provide connectivity to Oracle, DB2 mainframe and UDB , AS400 databases.
• Daily backups, log archival and other tasks using shell scripts using Bash and Korn shell.
• Tune databases resource configurations including connection pooling, timeouts, stale connections, etc
• Set-up security permissions in Websphere environments to authenticate against LDAP servers to access Websphere consoles and secure it using SSL.
• Created the required jar, war and ear files of the application to be deployed on the Tomcat / WebSphere Application Server using ANT.
• Worked on troubleshooting Java applications using WAS logs, traces, Log Analyzer, Resource Analyzer.
• Used Tivoli Performance Viewer TPV and Wily Introscope to identify performance bottlenecks including application memory leaks, server process degradation, database connections, http threads, etc.
• Setup conference calls in the event of a PROD outage or slowness and efficiently resolve the issues as quickly as possible by getting all the concerned teams together and co-coordinating the effort.
• Worked with IBM on problem determination, troubleshooting, and resolution -- PMRs, running and submitting must gather scripts and output, turning on trace, verbose-gc, taking thread and heapdumps.
• Worked with all the teams -- change control, oracle dba, db2 dba, mq team on a regular basis to resolve production issues and also in QA.
• Installed and configured and maintained Apache 2.0/2.2 webserver in all the environments using CVS version management system and subversion utilizing ESKit and ReleaseControl Process.
• Installed and configured remote WebSphere plug-in for IBM HTTP Server. Manually updated plug-in files for IHS servers located in DMZ.
• Involved in trouble shooting and fixing day-to-day problems of the applications in production.
• On-call support 24x7 , Monitoring and maintaining multiple Applications.
• Involved in documentation of everyday activities and maintaining the doc-library.

Environment: IBM WebSphere Application Server 6.1/7.x/8.x, IBM WebSphere MQ 6.1/7, IBM WebSphere Process Server 7, Wily Introscope 9.x, HIS, VMware ESX 4.x, Oracle 9.x, 10g, 11i, Tomcat, IBM DB2, Redhat 5.x/6.x, AIX 5.3/6.1, Solaris 10.x, Tivoli Access Manager 5.1.

CONFIDENTIAL

Role - WebSphere Administrator

Responsibilities:

• Installed, configured and maintained Websphere Application server 5.x/6.x/7.x, Apache/IBM HTTP server on AIX and Solaris.
• Installed and configured Websphere Extended Deployment Manager XD 5.1/6.0.2/6.1/7 .
• Manage and administer workloads and clones in WebSphere, create, configure and administer profiles, several clusters and nodes for Websphere Application server.
• Developed, enhanced and maintained message broker tools and components for providing stable environment.
• Provided technical support / direction to developer's team working to create stable, conventional and effective message broker components.
• Supported WebSphere failover process between clustered servers of size 12.
• Debugged cache failover issues and guided development teams to resolve these issues.
• Migrated enterprise application from Tomcat to WebSphere Application Server 7.0.
• Installed, configured and administered IIS v6, IBM HTTP web server v6.1 and IBM WAS v6.1 servers.
• Installed, configured and administered WAS 6.1 for Web Services Feature Pack WSFP .
• Installed and configured Siteminder for IBM HTTP Servers on AIX.
• Installed and configured HP J2EEProbe V7 and Wily Introscope agent for WAS.
• Configured and administered MQ V6, WMB V6, and WCM V6.1
• Monitored WebSphere application servers on Wily monitor for better performance.
• Identified and resolved issues related to Wily.
• WAS profiles mismatch within same application environment were fixed using IBM Visual Configuration Explorer and IBM Support Assist ISA Workbench.
• Configured and administered IBM WP v5.1 servers on regular basis.
• Weekly meetings with development and other web teams to discuss the status on ongoing projects.
• Configured application servers and web servers in both vertical and horizontal cluster environment for high availability.
• Created DMGR and application server profiles with multiple JVMs on AIX, Windows environments. Federated these nodes on multiple machines to DMGR.
• Created JDBC resources and various data sources for DB2, Sybase, Oracle, Teradata and RPC.
• Created JMS resources SIB, Queues, Topics, Queue Topic Connection factories, Queue and Topic destinations, Activation Specifications, Listener Ports .
• Enabled Global security using remote LDAP servers and LTPA.
• Created new SSL configuration for enterprise applications and configured web container transport chains to this newly created SSL configuration.
• Supported WAS environment with third party products Pega and Facets.
• Deployed WAR files using xmlaccess scripts on WP v5.1 servers.
• Administered virtual portals, portlets from WP admin console.
• Added users and groups with various roles to access Portal resources.
• Added and deleted consumed portlets from Portal console.
• Added portlets to virtual portal pages in specified order.
• Created pages with existing portal themes, skins and assigned users permissions to these pages.
• Configured WCM V6.1 Authoring, Staging and Delivery environments for WP V6.1.
• Applied fix packs for WAS, WCS and WebSphere Portal on AIX, Suse Linux and Windows.
• Used the Tivoli performance viewer to monitor the performance of the system.
• Tuned JVM, JDBC connection pooling, JMS resources for high performance.
• Generated HEAP dumps and Javacores and analyzed them to determine problems on test environment.
• Resolved WebSphere issues during the upgrades of AIX and MQ.
• Deploying the application code, Change working directory, process definition to verify log directory changes etc.
• Install and configure IBM Tivoli Monitoring V6.2 infrastructure components and integrated products IBM Tivoli Enterprise Console
• Monitoring application log files, Application Server Performance, and tuning for DB Pool connections.
• Installing fix packs for WebSphere.
• Work with Operations and Helpdesk to set up monitoring and alerts.
• Edit mapping files to put in URL rewrites or redirect statements.
• Working on SEV1s for several servers for problem determination
• Troubleshooting issues related to SSO, authentication and authorization, as well as troubleshooting LDAP issues.
• Wrote scripts to perform remote deployment of J2EE application in some environments.
• 24x7 on-call production support for WAS, WP and WCS servers on AIX/Suse Linux/Windows platforms.

Environment: IBM Websphere Application server 5.x/6.x/7.x, IBM WebSphere Portal Server, MQ 5.3/6/0, IIS 5/6, DB2 7.x/8.x, IWWCM 6.0, IBM HTTP Server 1.3.x/2.0.x/6.0, Netegrity SiteMinder Policy Server 5.5, 6.0, iPlanet 6.1, AIX 5.3, Solaris 2.8, Windows 2000, IBM Directory Server 5.1, WTE 5.1.1, IBM WebSphere Studio Application Developer WSAD 4.0, MKS, HTML, Java Script, XML, JSP, Servlets, ANT.

CONFIDENTIAL

Java Web Services developer/JBoss Admin

• Developing Java Web services for different interfaces.
• Installing and setup the middleware environment including MQ.
• Responsible for installing JBoss4, administering and support of staging, QA and Production environment and performed failover test.
• Integrating enterprise wide J2EE applications and deploying on Websphere, managing security policies for different applications.
• Worked on release management CVS repository for checking in/out application code releases and deploying across multiple environments.
• Configured the Web Server interfaces, session management, virtual hosts, variables and http transports for WebSphere Application Servers.
• Experience configuring various appserver parameters such as JVM class paths, webcontainer and ejb container settings, PMI Interfaces, environment properties.
• Managed and administered various applications and was a primary contact for any infrastructure related issues.
• Involved in Workload Scalability, Performance testing Management, Performance tuning and Build Process.
• Interpreted log files to locate and solve problems such as tracing and debugging facilities.
• Troubleshooting and Administration of WebSphere Admin Server, and HTTP Server.
• Performed periodic health check of the environments for performance and involved in QA testing of applications.
• Interpreted log files to locate and solved problems with tracing and debugging facilities.

Environment: JBoss, Apache 2.0, Java, JSP, Servlets, EJB, XML, JDBC, JavaScript, DB2, Eclipse, HTML, Maven build tool, Oracle 10g, IBM MQ 6.

CONFIDENTIAL

Web Admin/MQ Admin

• Provided solutions for custom programs using MQ API calls in Java.
• Installation and configuration of IBM WebSphere Application Server 6.0 on SUN Solaris
• Involved in WebSphere Application Server load balancing and fail over by using Workload Management WLM horizontal and vertical scaling
• Responsible for Web server and Application server installation, support and performance monitoring for all applications running on the company's Website.
• Configuration of data sources to use DB2, SQL server 2000
• Developed WebSphere Application Server regular administration tasks automated by using XML Config scripts.
• Configuration of security to use LTPA authorization mechanism.
• Applied software maintenance, program fixes and keeping the system software releases current.
• Configured WebSphere resources including JDBC providers, data sources, connection pooling, and JavaMail sessions. Deployed Session and Entity EJBs in WebSphere.
• Used Log Analyzer for performance tuning and troubleshooting.
• Systems administrator providing support for production and development systems.

Environment: Solaris, Java, JSP, Servlets, EJB, XML, JDOM, JDBC, JMS, IBM MQ 6, JavaScript, DB2, IBM HTTP Server, Apache Web Server and WebSphere Application Server, HTML.