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Websphere Adminstrator Resume



  • Over 8 years of extensive experience in IT. Planning, Installing, Configuring, Administering, Patching, Tuning, Troubleshooting and Integrating IBM WebSphere Application Server, Apache Tomcat, Apache Http Server, IHS & SunOne WebServers, LDAP.
  • Strong experience in Administration and Maintenance of WASNetwork Deployment Manager clusters (vertical, horizontal) and deployment of applications in highly available, load balanced production environments.
  • Troubleshooting Production issues, Worked on resolving Application Server Hang issues, High memory and CPU issues in WebSphere Application Server 5.x/6.x/7.x/8.x.
  • Experience in deploying J2EE components (EAR/WAR/JAR) on WAS 5.x/6.x/7.x/8.x using WAS Admin Console, shell/wsadmin/JACL/Jython scripting.
  • Good knowledge of Firewall configuration and Network protocols, DNS, Network Dispatchers.
  • Expertise in system administration on different UNIX platforms such as AIX, Sun Solaris and Linux.
  • Tuned the JVMs by analyzing the Must Gather information for Application Server Hangs on AIX, Linux and Solaris.
  • Worked on Tivoli Performance Viewer, ITCAMtools to monitor the performance.
  • Knowledge in ITCAM installation.
  • Experience in design & implementation of both internet, intranet applications - DMZ and non DMZ.
  • Configured WebSphere resources like JDBC providers, Data sources, Connection pools, JMS Connection Factories.
  • Enabling security using LTPA and LDAP for admin console and application components on both UNIX and windows platforms.
  • Extensive experience in configuring and managing security realm for users and groups.
  • Involved in TPM team server support for creating, deploying, and administering privacy policies as well as for checking conformance to policies.
  • Worked with IBM on problem determination, troubleshooting, and resolution -- PMRs, running and submitting mustgather scripts and output, turning on trace, verbose-gc, taking thread and heapdumps.
  • Experience in Shell, JACL and Jython scripting for administration, maintenance and troubleshooting - written scripts for all day-to-day activities - both WAS and shell.
  • Configured WebSphere ESB configuration from a command line using wsadmin.
  • Highly experienced integrating WAS-ND and related software including SunOne Web Server, IBM IHS, IBM TAM, Netegrity SiteMinder, iPlanet Directory Server (LDAP), IDS and WICA.
  • Experience includes hands on expertise in Single SignOn domain using TAM, SiteMinder, Identity Management, and LDAP.
  • Attending to tickets through the client proprietary ticketing system.
  • Ability to pick up new technologies, solve complex technical/runtime problems and multitask between different projects.
  • Provided 24/7 On-call Production Support.


Software: IBM WebSphere Application Server 5.x/6.x/7.x/8.x,WebSphere MQ 5.3/6.0/7.x/8.0, IBM IHS 1.x/2.x/6.x/7.x/8.x, Apache 2.4.x, Apache Tomcat 7.x/8/x,IBM BPM 7.x/8.x,SunOne Web Server, Netegrity SiteMinder Policy Server 5.5/6.0, TAM 6.x/7.x/8/x, IDS, iplanet LDAP, Wily Introscope 6.x/7.x/8.x

Hardware/OS: Solaris 10/11, Red hat Linux, IBM AIX, Sun Solaris 2.x (VERITAS), Linux, OS390, Windows, WICA.

Languages: C, C++, COBOL, CICS, JCL, PL/SQL, HTML, XML, ASP, ANT, PERL and Shell scripting

Databases: IBM DB2/UDB, IMS DB, SQL Server, Oracle 8i, VSAM, GSAM, Informix

Java Technologies: Servlets, JSP, J2EE, JMS, EJB (Including MDB), Swing, JDBC, JNDI, RMI, JavaMail

Tools: WICA, WSAD, (Rational Rose, Clear Case, Clear Quest)


Confidential, NJ

WebSphere Adminstrator


  • Responsible for installation, configuration, administration of applications using WebSphere Application Server Network Deployment 7.x/8.x.
  • IBM HTTP server and plug-in installation and configuration.
  • Installed Fix Packs and ifixes recommended by IBM on WebSphere 7.0.
  • Migration from WebSphere 7.x to WebSphere 8.x
  • Worked on tuning the JVM parameters as per the application requirements.
  • Configured and administered JDBC Connection Pools/Data Sources on WebSphere Application Server.
  • Used Tivoli Performance Monitoring and ITCAM tools to monitor application resources (Enterprise Beans, Servlets) and WAS runtime resources (JVM memory, application server thread pools, database connection pool).
  • Troubleshooting on issues such as out of memory, memory leaks, hung sessions and session replication.
  • Configured the web-server interfaces (plugin-cfg.xml and httpd.conf file), session management, virtual hosts, included custom modules provided by IBM on some PMRs.
  • Wrote scripts for accessing remote Admin Servers, cleaning up logs during back-ups.
  • Configured WebSphere MQ queue destinations, MQ queue Connection factories and message listeners for the jvm’s.
  • Ensuring consistent communication between Websphere Clients, Edge Components, Web Server, Application Server(s), and Database.
  • Used Performance Monitoring Infrastructure (PMI) to monitor the overall health of WebSphere Application Server
  • Configured and setup Secure Sockets Layers (SSL) for data encryption and client authentication.
  • Configured TAI++ for implementation of new authorization and policy servers
  • Used WebSphere Application Server key management utility (iKeyman), for managing keys and certificates.
  • Involved in the documentation of Software installations and design approaches.
  • Problem determination using error logs and by running user traces and service traces.

Environment: IBM WebSphere Application Server 6.x/7.x/8.x, IBM HTTP Server 6.1/7.x/8.x, IBM WebSphere, RSA 7.5.2/8.x, IBM WebSphere MQ 5.3/6.0, Ant scripting, JACL, Jython, Wily Introscope 8, IBM BPM 7.x/8.x, Red Hat Linux, AIX 6.x, Window Server 2003

Confidential, NC

WebSphere Administrator


  • Installed, Configured and Managed IBM WebSphere Application Server 6.x/7.x ND (Cluster and non-Cluster Environment).
  • Experience in working migration environments, and in current assignment working on WebSphere 6.x to WebSphere7.x migration.
  • Handled and resolved the issues in all areas of WebSphere v5.x, 6.xand 7.x including installation, applying patches, configuring DB2, Security, EJBs, Servlets, application deployment, WSADMIN scripting, work load management, clustering, plug-in, IHS, web servers and Migration.
  • Migrated to WAS 5.0 Network Deployment and Base on AIX and installed fix packs 2 and cumulative fix 8.Installed and configured IBM HTTP Server Using Deployment Manager implemented load balancing through clustering. Migrated all the applications and tested them successfully.
  • Troubleshooting Admin Server start-up issues, Java code defects after deployment, and class path issues by checking the JVM logs, plug-in logs and the WebServer logs.
  • Tuned the JVMs by analyzing the Must Gather information for Application Server Hangs on AIX, Linux and Solaris.
  • Worked with UNIX teams in user creations, Memory Management and capacity planning.
  • Configured WebSphere with Wily Introscope for high volume applications.
  • Upgraded to JDK 1.3.1 SR6 / JDK 1.4.2 SR 7 or higher to resolve memory leaks.
  • Worked closely with developers to define and configured application Servers, Virtual Hosts, Web Applications, Web resources, Servlets, JDBC drivers and Servlet Engines-as well as deployment of EJBs across multiple instances of WebSphere.
  • Worked on RAD to design, develop, assemble, test, profile and deploy high quality Java/J2ee, Portal, Web, Web services
  • Wrote scripts for accessing remote Admin Servers, cleaning up logs during back-ups.
  • Added redirects and proxy statements in the proxy servers.
  • Handled Staging and production environments as part of the application deployment
  • Used command line tools WSCP and XMLConfig occasionally as an alternative to the Admin Console.
  • Configured JDBC providers, Data Source, Virtual Hosts, Global Security, LDAP and SSL
  • Configured Single Sign On(SSO) and set up trust association
  • Provided L3 support, 24x7 production support

Environment: IBM WebSphere Application Server 5.x/6.x/7.x, DB2 7.0, IBM HTTP Server 6.x/7.x,IBM WebSphere MQ 5.3/6 Oracle Application Server 10.1.2., SunOne 6, AIX 6.x, Solaris 10, Windows 2000, IBM Directory Server 5.1, WTE 5.1.1, Wily Introscope(R) 7.1, HTML, Java Script, XML, JSP, ANT,Extreme Scale8.5.

Confidential, NY

WebSphere Administrator


  • Installed, configured, administered WAS-BASE, WebSphere Application Server ND (WAS-ND), IBMIHS, integrated with TAM, IBM Directory Server, DB2, Oracle, and Wily Introscope.
  • Installed and Configured WebSphere Portal Server 5.1 in horizontal Clustered environment on AIX 5.3 platform.
  • Installed, configured and maintained IBM AIX 5.3, SUN Solaris 9 and Red hat Enterprise Linux Performed regular day-to-day system administrative tasks including User Management, Backup, Network Management, and Software Management including Patch updates, Documentation etc
  • System admin and Support (Hardware and software) for IBM pseries servers, Hardware setup and configuration, AIX OS installation / Migration / Cloning, HACMP is implemented for both p680 server for IPAT and application in mutual takeover. Involved in the development of IFrame portlets and changing the port.
  • Deployed portlets on WebSphere Portal.
  • Experience in Administering IBM Lotus Web Content management 2.5/5.0/6.0 versions.
  • Involved in Deployment of portlets and war files on WebSphere Portal.
  • Experienced in Deploying Themes and Skins in Portal.
  • Used Heap Analyzer and thread Analyzer to tune the WebSphere JVMs.
  • Configured scalable applications through clusters.
  • Experienced in deploying and debugging applications in Base and WAS-ND.
  • Installing refresh and fix packs for WebSphere Application Server and IBM HTTP server.
  • Performed capacity planning for the application by analyzing Tivoli Performance Viewer statistics, garbage collection logs.
  • Troubleshoot using logs, Log Analyzer for activity logs, Thread Analyzer for thread dumps, custom shell scripts.
  • Worked on RAD to design, develop, assemble, test, profile and deploy high quality Java/J2ee, Portal, Web, Web services
  • Involved in securing the J2EE applications by implementing Single Sign On by using LTPA.
  • Well versed and hands on experience in creating resources, modify properties, view runtime attributes, commit modifications and securing administrative server using Authentication, Authorization, Certificates, Credentials, Permissions, Principals, Realms, Single Sign On and User registry.
  • Performance tuned WAS by configuring caching, queuing, pooling, heap size and other JVM parameters.
  • Performed identification and resolution of the overall infrastructure problems/issues providing permanent solutions by root cause analysis
  • Isolated application components causing rapid memory allocation which was immediately dereference causing garbage collection/application thrashing.
  • Enabled the performance monitoring service and to monitor and analyze the data with Wily Introscope.

Environment: IBM WebSphere Application Server 3.5/4.0/5.0/5.1/6.0 , Wily Introscope 5.x/6.x/7.x, Tivoli Access Manager 4.1/5.1, IBM WebSphere MQ 5.3/6.0, IBM DB2, Oracle 9.x/10g, AIX 5.x/6.x, Sun Solaris 5.9


WebSphere Administrator


  • Installation and configuration of WebSphere Application Server 5.0 BASE, ND on SUN Solaris platform.
  • Installed fix packs to overcome WAS problems and installed SunOne WebServer Server.
  • Hands on with setting up Environment for Application packaging and deploying Enterprise Application Archive (EAR), Web Application Archive (WAR), JSPs, and Servlets in staging, production.
  • Used WSINSTANCE to create multiple WebSphere instances from the command line and configured application specific JVM settings, Web container parameters using the Admin Console and WSADMIN.
  • Writing ANT scripts in XML to automate the builds process and good knowledge of WSADMIN scripts.
  • Design and test the build-in message-based Session Replication instead of the database based HTTP Session Persistence as HTTP Session Persistence Mechanism.
  • 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
  • Implement Security using Administrative Security Subsystems (MONITOR, OPERATOR, CONFIGURATOR, and ADMINISTRATOR).
  • Set up SSL between Web Server plug-in and Web Container using Self-signed Client-side Certificate.
  • Provide support for the entire cycle of application testing including building applications, deploying and trouble shooting.
  • Analyzing Activity log files and diagnosing Application Server problems using Log Analyzer (wslogbr).
  • Monitor and analyze data with Resource Analyzer and Tivoli Performance Viewer (tperfviewer).
  • Hands on with WebSphere Advanced Server on multiple platforms for both horizontal and vertical scaling.
  • Workload management of EJBs and Servlets using Enterprise Java Services workload management.

Environment: WebSphere Application Server5.0, Sun Solaris 8, Sun one WebServer, DB2UDB8.1, IBM DB2, AIX, OS390, Sun ONE Directory Server 5.1, Sun ONE Webserver 6.1, Windows 2003, J2EE1.3/1.2, Java 1.3, JSP1.2, EJB2.0, JDBC2.0 and XML.

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