SUMMARY

• Over 7 years of IT experience in Planning, Installing, Configuring, Tuning, Administering and Troubleshooting of IBM WebSphere Application Server, IBM WebSphere Portal Server, on AIX, Linux, Solaris, HP - UX and Windows platforms.
• Experience in Installation, Configuration and Administration of IBM WebSphere Application Server 5.1/ 6.0/6.1/7.0/8.0, IBM WebSphere Portal Server 6.0/6.1/7.0, Netegrity Site Minder, LDAP, Wily Introscope.
• Experience with Web Administration, including Installation and Configuration of IBM HTTP Servers v 6.0/6.1/7.0/8.0, Apache & IIS Web Servers.
• Experienced in Deployment of Themes, Skins, Portlets, Pages, Web-clipping, URL mappings, Labels, Virtual portals using XML Access and Portal Admin GUI.
• Experience in deploying, maintaining and troubleshooting of applications and portlets in highly available, load balanced production environments.
• Well versed with high technical knowledge in different Portlet Modes based on the user authentication and authorization roles and groups
• Implemented clustering in WebSphere Application Server 6.1/7.0/8.0 using horizontal and vertical clustering to provide scalable and highly available WebSphere environment.
• Experience in applying Fix packs/Refresh packs/Cumulative packs for WAS using Update Installer and Installation Manager.
• Installed WebSphere Virtual Enterprise 6.1 on Linux and created dynamic clusters and configured ODRs.
• Installed and Configured WebSphere MQ 5.3,6,6.1,7.
• Created various requests for all Administrative tasks like WebSphere MQ Queue Connection Factories, Queue Destinations, Listener ports, Resource Adaptors, URL Providers for was group and other groups.
• Experience in installation, configuration and administration of IBM MQ series on various platforms like AIX,Solaris, UNIX,Window NT/2000.
• Good experience with SSL in MQ and WebSphere.
• Good understanding of middleware queuing with Websphere MQ series 5.x/6.x.
• 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 web server logs.
• Configured database resources like JDBC Providers, Data sources, and security resources like JAAS authentication (J2C) aliases in order to provide connectivity to Oracle, DB2 databases.
• Good knowledge in configuring High Availability Manager for failover & recovery techniques.
• Experience in using GC Collector and analyzed GC verbose logs to monitor and assess the JVM runtime heap usage.
• Implemented Workload Management (WLM) methodology and fail over mechanisms including horizontal and vertical clustering, HTTP server fail over, and Deployment Manager and Node agent fail over.
• Configured JDBC Providers, Virtual Host, and Web Server Plug-in and Session Management technique.
• Experience in Migrating the existing configuration and applications from WebSphere 6.0. to 6.1 and 7.1 on Unix and Windows operating system environments.
• Involved in securing the J2EE applications by implementing Single Sign-On by using LTPA.
• Experience in Creating SSL Certificates using IKEYMAN.
• Used Wily Performance tools for monitoring and tuning the WebSphere environment like configuring Heap size, Thread pool size, Session Management, connection pool size.
• Configured global security on WebSphere Application Server using IBM Tivoli Directory Server.
• Expertise in supporting enterprise based distributed applications over a wide range of production environments on a 24/7 on-call rotation basis for high volume, secure transactions and Web services.

TECHNICAL SKILLS

Programming Languages and Scripts: Shell(Korn, bash), JACL, JYTHON scripting, Java, Servlets, JDBC, JSP, ASP, Enterprise Java Beans, XML, XSL, SSO, JBOSS, JNDI, IIOP,JMS, LDAP.

Databases: Oracle, DB2, MS SQL Server 2000, Sybase

Web/Application Servers: IBM WebSphere 5.1/6.0/6.1/7, WebSphere Portal Server 5.0/6.1/7.0, IBM HTTP Server, Apache and IIS.

Operating Systems: UNIX, Linux, Solaris, IBM AIX and Windows NT/2000/XP.

Development/Build Tools: WSAD, ANT, RAD, Oracle 10g.

Networking & Communication Protocols: TCP/IP, HTTP/HTTPS, RMI/IIOP.

LDAP: Microsoft Active Directory Server, IBM Tivoli Directory Server.

PROFESSIONAL EXPERIENCE

Confidential, Columbus, OH

WebSphere / Portal Administrator

Responsibilities:

• Installed and configured WebSphere Network Deployment Manager 8.0/7.0 on UNIX Platforms, WebSphere base Application Server and used Update Installer/Installation Manager to update with fixpacks. Automated the tasks with shell scripts using silent response files.
• Automated configuration, deployment using JACL and Jython scripts using AdminConfig, AdminApp, AdminControl and AdminTask tasks.
• Installed, configured and administered IBM’s Web Content Management (WCM) component in WebSphere portal 6.1/7.0 environment.
• Installed Portal Clusters using horizontal & vertical clustering and deployed Portal Applications, Created Virtual Portals using separate Realms creation.
• Installed and Configured WebSphere MQ 5.3,6,6.1,7.
• Installation, Creation and Configuration of WMQ Objects like Qmgrs,Queues and Channels.
• Requested and Configured the SSL Certificates on Sunone, IHS Webserver, Application servers and MQ servers.
• Configured WebSphere MQ Connection Factories and Queue Destinations for connecting applications on WebSphere to MQ.
• Worked with ConfigEngine tasks, transferred data from Local database to external backend databases like Oracle & DB2.
• Deployed Themes & Skins, Portlets & Portlet Applications, created portal pages and assigned portlets to the portal pages.
• Worked with developers and QA team in various stages of development and testing and taking the application from DEV to Test to QA and PROD environments.
• Installed and configured both IBM HTTP Server 7.x/8.x WebServers and plugins and configured SSL for the WebServer and plugin communications.
• Created and federated profiles to the Deployment Manager using both Profile Management tool and also automated the process using manage profiles and addnode command.
• Recommended and used hybrid clustering (horizontal and vertical) to make use of efficient resources on a single system and to provide hardware failover, load-balancing and worked with developers.
• Configured Service Integration Buses (SIB) and JMS Activation Specifications using both default messaging and WebSphere MQ messaging providers.
• Responsible for deploying applications on the cluster and setting up the environment.
• Configured WebSphere resources like JDBC providers, JDBC data sources and connection pooling and tuning it and monitoring it using Tivoli Performance viewer by enabling PMI.
• Troubleshoot problems on the various environments involving the integrations of WebSphere, IBM HTTP Server, WebServers, SiteMinder and ldap.
• Configured Global Security on WebSphere using IBM Tivoli Directory Server and secured the admin console.
• Configured admin console security on WebSphere by creating users with various roles to access the WebSphere admin console - users and groups in ldap and added them as WebSphere Console Groups.
• Involved in opening and working on PMR’s with IBM to solve various issues related to the environment. Enabled traces as various traces and taking thread dumps.
• Used WebSphere plugin for load balancing across the cluster members and manually updated it for remote WebServers in the DMZ.
• Participated in team meetings and management meetings to resolve issues related to the various environments.
• Used Tivoli Performance tools for tuning the WebSphere environments (JVM heap size, data base connection pool size).
• Was responsible for documenting the various procedures involved in the day to day maintenance of the various environments.

Environment: WebSphere Application Server Network Deployment 8.x/7.x, WebSphere Portal 6.x/7.x, IHS WebServer 8.0/7.0, Netegrity Site Minder, 5.X, Red Hat Linux, IBM AIX, Oracle, DB2.

Confidential, Harrisonburg, PA

WebSphere Administrator

Responsibilities:

• Installed, configured, administered WebSphere Application Server ND 6.1 on AIX, linux and solaris for multiple high profile projects.
• Configured the WebServer interfaces (plugin file), session management, virtual hosts, datasources, HTTP transports for Application Server instances and applications.
• Configured SiteMinder to work with WebSphere Application Server.
• Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling, and Java Mail sessions.
• Implemented creation of Server groups and clusters in WebSphere Application Server.
• Integrated SiteMinder and WebServer by creating WebAgent, AgentConfigObject and HostConfigObject.
• Installed LDAP (ITDS) and configured peer to peer replication.
• Supported the whole environment configuration and also applications deployed.
• Investigated, troubleshot and resolved application and configuration issues.
• Used WebSphere Admin Console and wsadmin/JACL/Jython scripting to install enterprise EAR, WAR files or for hot deployment.
• Upgraded Applications with various patch files (JSPs, Class files, changing various properties and property files and other configurations).
• Troubleshot various problems at QA, Staging and Production phases.
• Monitored Applications and WebSphere Application Server performance through Tivoli Performance Viewer and tuned the system - caching, queuing, JVM parameters, DB Connection Pooling.
• Established Application-specific parameters and definitions.
• Knowledge of Java Servlets, JSP, EJB development and deployment concepts and database skills.
• Performed Application-data backup & recovery, local backup/restoration of the WebSphere Environment - configurations and applications.
• Responsible for establishing Single sign-on (SSO) between the WebSphere application server, the portal server and all the collaboration components.
• On-call Production Support (24x7).

Environment: IBM WebSphere Application Server 6.1, IBM WebSphere Portal Server 6.1, Linux, AIX, IBM Tivoli Directory Server 6.1, Netegrity Site Minder Policy Server 6.0, IBM HTTPServer 6.1, Oracle, DB2, MS SQL Server 2000.

Confidential, Phoenix, AZ

WebSphere Administrator

Responsibilities:

• Experienced in Administering, configuring, tuning and troubleshooting WebSphere Application Server 6.0, 6.1 in a clustered environment on linux, AIX, windows and Sun Solaris platforms.
• Migration of applications from WAS 5.1 to WAS 6.1(Network Deployment) in development and test environments.
• Configured WAS & Portal to LDAP registry for user registration & Authorization.
• Setting up horizontal clusters for Work Load Management (WLM) and Failover support.
• Deployment of J2EE Applications involved in Creating Cluster’s for Load Balancing and FailOver, Configuring Resources like JDBC Provider, Creating Virtual Hosts, Shared Libraries, JNDI Configurations, EJB References, Creating Environment Variables, and Configuring Session Management.
• Worked on Session management, Session tracking mechanisms like SSL ID and enabling Cookie.
• Created Replication Domains and worked on Memory to Memory replication mechanism for enabling session persistence under centralized Network Deployment Environment.
• Extensive hands on WebSphere Administration using command line tools like wsadmin, dump Namespace (for JNDI).
• Configured the WebServer interfaces (plug-in file), session management, virtual hosts, datasources, HTTP transports for Application Server instances and applications.
• Configured and Enabled the Global Security System for WAS Administration for Console users and Console Groups using Active Directory Server as a LDAP User Registry.
• Separated the static content from the dynamic content for better application security and performance.
• Configured enterprise applications and corrected performance problems by monitoring server availability and resource utilization analysis.
• Monitor installed enterprise applications and to get information from the logs and database in the required format and other daily activities and jobs.
• Used WebSphere Admin Console and wsadmin/JACL scripting to install enterprise EAR, WAR files or for hot deployment.
• Knowledge of Java Servlets, JSP, EJB development and deployment concepts and database skills.
• Performed Application-data backup & recovery, local backup/restoration of the WebSphere Environment - configurations and applications.
• Extensive hands on WebSphere Administration using command line tools like wsadmin dump Namespace (for JNDI).
• Managed multiple high profile, complex projects and implemented with minimal disruption to end-users.
• On-call Production Support (24x7).

Environment: IBM WebSphere Application Server 5.1/6.0/6.1, IBM DB2, AIX, Linux, IHS WebServer 6.0, Site Minder5.5, Tivoli Performance Viewer, Oracle, DB2.

Confidential

WebSphere Administrator

Responsibilities:

• Setup, installation and participation in the ongoing development of WebSphere Application Server 5.0 on UNIX platforms.
• Creating and managing the JDBC connection pools of the WebSphere Application Servers and Server clusters.
• Configured Work Load Management (WLM) using clusters & clones.
• Configured WebSphere resources including JDBC providers, JDBC data sources, connection pooling.
• Deployed Session and Entity EJB's in WebSphere.
• Involved in securing the J2EE applications by implementing Single Sign-On by using LTPA.
• Configuring and maintaining WebSphere applications in command mode using Wsadmin commands and wrote admin scripts using JACL.
• Package, build, Integrate and deploy Enterprise J2EE applications on WebSphere 5.0 that involves EAR (Enterprise Archive) and WAR (Web ARchive) files.
• Configured and setup Secure Sockets Layers (SSL) for data encryption and client authentication.
• Developed Shell and Perl scripts for launching applications and to run remote Application Servers.
• Implemented standard backup procedures for Operating System and Web applications.
• Responsible for scheduling the installations and upgradation, and maintains them in accordance with established policies and procedures.

Environment: IBM WebSphere Application Server 5.0, DB2 UDB, AIX, Linux, SUN Solaris, Java, JDBC, Servlets, EJB, XML and HTML, Apache, IBM HTTP Server and Windows NT/2000.