SUMMARY:

• Having 8+ years of extensive experience in Administration of IBM  WebSphere Application Server .
• Expertise in J2EE Application Deployment, Software installation, maintenance, fixes upgrades, general administration, troubleshooting and Performance tuning of WebSphere Application server(V5.x/6.x/7.x) and WebSphere Portal Server 6.x on multiplatform (Solaris, AIX, ZOS, Linux and Windows) environment.
• Experience in installation, configuration, clustering and administration of WebSphere Application Servers, IBM HTTP Server and WebSphere Portal Servers on Solaris, Linux, AIX, Windows servers operating systems.
• Experienced in configuration of cells, nodes, application servers, virtual hosts, session management, configuring web server plug - ins, IBM HTTP Server, Apache, Sun ONE Directory Server (LDAP).
• Experience on installing Fix packs for  WebSphere Application Server 6.x/7.x on multiple Operating Systems. 
• Experience in Installing, creating and configuring IBM ESB
• Created the EVENT and CMNDB databases for ESB
• Worked on different topologies on ESB.
• Created and configured Replication Domain .
• Experienced in deploying applications in WAR, JAR and EAR formats on WebSphere, Jboss standalone servers and clusters.
• Involvement in performance monitoring and tuning by using the Tivoli Performance Viewer on IBM Web Sphere Application Server 4.x/5.x/6.x/7.x.
• Installed and configured the monitoring tool New Relic.
• Experienced in integrating IBM HTTP Server (1.3.x), Apache (1.3.x/2.0.x), LDAP, Oracle 9i/8i/7.x with IBM Web Sphere Application server on AIX and Windows platforms.
• Experience in implementing Load Balancing to support high availability and scalability involving large-scale enterprise applications.
• Configured database resources like JDBC providers, Data sources and security resources like JAAS authentication (J2C) aliases in order to provide connectivity to Oracle, DB2, and SQL server.
• Proficiency in creating, configuring and administrating profiles, clusters, nodes, node agents and node groups for  WebSphere Application Server.
• Extensive experience in Planning, Patching, Tuning, Troubleshooting and Integrating IBM WebSphere Application Server ,  Apache Tomcat, IHS , SunOne Web Servers and LDAP . 
• Experienced in defining WebSphere resources such as JDBC providers, data sources, MQ Queue connection factories, Queue destinations and Message driven bean listeners.

TECHNICAL SKILLS:

Application Servers: IBM WebSphere Application Servers 5.x,6.x,7.x, WebSphere Portal Server 7.0/6.x.

Web Servers: Apache, IBM HTTP (7.0/6.1/6.0) Server, Sun Webserver, IIS

Protocols: TCP/IP, HTTP/HTTPS, LDAP, SOAP, FTP, SMTP, NFS, DHCP

Web/Application Server: IBM WebSphere 7.x, BEA WebLogic8.1, Apache Tomcat 4.1

Operating Systems: Unix, Sun Solaris 9, Redhat Linux 9, HP-UX 11i, AIX 4.3.3, Win NT/XP, WAN and LAN configuration, firewall setup and administration, Network address translation, Switches,

Database: Oracle-10g, Microsoft SQL Server 2008 SQL, PL/SQL

Networking: TCP/IP, DNS, LAN, WAN, SMTP, HTTP, SSH

Languages and Scripts: Java, SQL, HTML, XML, CSS, wsadmin, Shell scripting

PROFESSIONAL EXPERIENCE:

Confidential, Hartford, CT

WebSphere Admin

Responsibilities:

• Installed, Configured administered and supported WebSphere Application Server  V8.0 /7.0/6.x and IBM HTTP server 6.x/7.0/8.0 on Windows platform.
• Configured WebSphere Deployment Manager and Application Server profiles in clustered environment to utilize the advantages of failover and load balancing in multi-node environment.
• Implemented creation of Server groups and clusters in WebSphere Application server and cloning of servers and provided extensive support in deployment, change management and application level troubleshooting for the Dev, Test, Pre-Prod & Production environment.
• Experience in deploying EAR, WAR and JAR files on  WebSphere Application Server V6.x/7.0 and configuring various resources for applications. 
•  Extensively involved in migration of applications from  WebSphere Application Server 6.x to 7.0.  
• Experience in installing Web Servers like Apache V2.0.47, IBM HTTP Server V6.x/7.0 and installing corresponding plug-ins on them to communicate with the Application Server.
• Experience in applying Fix Packs, Refresh packs and Cumulative fixes to upgrade the existing WebSphere versions.
• Experience in installing configuring and creating IBM ESB golden and bronze topologies.
• Deployed the application and configured IBM ESB 7.5.
• Configured JDBC provider and data source to connect to the DB2 and Oracle databases for application data.
• Created SIB/JMS database for each node in WAS cluster to improve the application performance as well as Scalability and failover so that if the node goes offline another node takes over any pending JMS messages on the disabled node.
• Created and configured Replication Domain.
• Enabled SSL and was responsible for installing the certificates and configuring them in the IBM HTTP Server.
• Implemented SSL security between client, Webserver & application server and generated Self Signed and Signed Certificates (Generate CSR and Import Signed Cert to Keystores) through ikeyman and OpenSSL.
• Worked on the different modules of ESB applications.
• Installed and configured Adobe live-cycle . Deployed, imported, updated LCA files .
• Installed and configured Corticon rules engine . Deployed and updated EDS files .
• Installed and configured CA ESP scheduling agent and manually executed the batches upon necessity.
• Installed and configured the monitoring tool New Relic.
• Used New Relic , Mercury tools to monitor application resources (Enterprise beans, servlets) and WAS runtime resources (JVM memory, application server thread pools, database connection poo1, CPU Starvations).
• Configured IBM HTTP Server to load balance between the clustered Application servers.
• Generated & Propagated plugin.cfg for web servers and troubleshooted plug-in regeneration problems.
• Configure httpd.conf files for SSL communications and also for performance Tuning.
• Performed routine management of WebSphere Environment like monitoring Disk Space, CPU Utilization and resolved dynamic cache problems.
• Experienced in creating and managing WebSphere Environmental variables for Data Sources and JDBC Driver paths connection pooling, JMS and other creating shared libraries and references.
• Responsible in creation and monitoring the MQ Queues for ALIAS product.
• On-call production support (24X7) and troubleshooting problems related to Web Servers, WebSphere Application Server, Plug-ins, and Database.

Environment: IBM WebSphere 6.x/7.x, IBM HTTP Server V6.0/7.0, DB2, Apache HTTP Server 2.x, WebSphere MQ 6.0, Load Runner, Tivoli Performance Viewer, JAVA, J2EE, XML, JDBC, LDAP, ANT.

Confidential, Minneapolis, MN

WebSphere Admin

Responsibilities:

• Installed and configured IBM WebSphere Application Server 6.x, 7.x and IBM HTTP Server on Linux, AIX, and Windows.
• Updated WebSphere Application Server, IBM Http Server and plug-in with latest fix packs and security fixes.
• Deployed application ears on WebSphere Application Server ND in Test, Stage and Production environments on a daily basis and troubleshot various configuration and application issues.
• Involved in Advance performance monitoring and tuning of both WebSphere Application Server.
• Configured resources for enterprise applications like configuring JDBC providers, configuring JMS providers, configuring URL providers, configuring Mail Providers.
• Maintenance of the WebSphere Portal Servers 7.x on different UNIX platforms and setting up the development and testing and staging environment for the ongoing application development.
• Created the users, groups and modified the users, groups in Tivoli directory server.
• Configured horizontal and vertical scalability of WebSphere to support failover mechanism and to utilize system resources to the maximum extent.
• Developed shell scripts to automate the maintenance process of the WebSphere and recovered the backed up WebSphere configuration using XML Config tool.
• Managed the security and performance optimizations for EJB containers and web applications in IBM WebSphere, IBM HTTP Server and IIS web server.
• Used Tivoli Performance Viewer (TPV) for performance and troubleshooting.
• Configured JDBC providers, Data Sources, Virtual Host, SSL and Global security LDAP for IBM WebSphere Application Server.
• Troubleshooting Application & JVM errors and configured tuned JVM for optimum performance.
• Migrated WAS from 5.x to 6.0 in development, test and production environments.
• Involved in Installation and configuration of  WebSphere Portal and  WebSphere MQ .
• Configured  WebSphere Application Server in a vertical and horizontal clustered environment.
• 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.
• Managed the Security and Performance optimizations for EJB containers and web applications in WAS, IBM HTTP Server and Apache Web Server and Tomcat Server.
•  Applied the different type of security ( LDAP/User Registry ) using Admin Console.
• Troubleshooting on issues such as out of memory, memory leaks, hung sessions and session replication, federation of nodes and synchronization of nodes with NDM.
• Built new Integration/Test/Staging/Production environments, installed Portal Server, configured with LDAP server.
• Configured WebSphere to produce and gather garbage collector logs, JVM performance metrics for different aspects of the application.

Environment: IBM WebSphere Application Server 7.x,6.x Network Deployment, WebSphere MQ 7.x,6.x, Oracle9.x,10g,11g,IBM HTTP Server 1.3.19/1.3.26 , Linux, AIX5.2, and Windows 2000 Advanced Server, WebSphere portal server 6.1.0.1 & 6.1.0.2, J2EE, ANT, JACL scripts, CVS.

Confidential, Philadelphia, PA

WebSphere Admin

Responsibilities:

• Install and configure WebSphere Application Server 6.0 and 6.1 on single and multiple nodes in windows and IBM AIX platform (base product and Network Deployment).
• Experience in installation, configuration, deployment and management of Enterprise Applications in a clustered and non-clustered environment using IBM WebSphere Application Server and Portal Server.
• Installed and configured IBM HTTP Server 6.0/6.1 and IIS 6.0 locally and remotely.
• Experienced in configuring and managing resources like JDBC, JMS, SIB and WebSphere Variables.
• Good database knowledge in Oracle, DB2 and MS SQL Server.
• Experience in troubleshooting performance problems (memory/heap, CPU starvation, hung threads) using Tivoli Performance Viewer, Wily Introscope, Log Analyzer, Heap Analyzer, Thread Analyzer, Application Server Toolkit (AST), and IBM Support Assistant.
• Highly experienced in developing wsadmin scripts, Ant and Shell scripts to administer and automate batch job scheduling.
• Installed and configured both IBM HTTP Server 6.x and iPlanet 6.1 Webservers and plugins and configured SSL for the Webserver and plugin communications. 
• Configured Virtual Hosts in WebSphere and IHS to provide application isolation.
• Performance tuned the WebSphere Environment by configuring caching, queuing, pooling, JVM parameters and Problem determination using Tivoli performance viewer (TPV).
• Involved in assisting QA team for Load and Stress testing of J2EE applications.
• Performed daily housekeeping functions, such as establishing new accounts, creating and resetting passwords, developing scripts, performing system backups and recovery, and installing software patches and updates.
• 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.
• Responsible for deploying applications on the cluster and setting up the environment.
• Troubleshoot problems on the various environments involving the integrations of  WebSphere, IBM HTTP Server and LDAP. 
• Automate application install, uninstall and application enhancements through Shell scripts.
• Participated in integrating  WebSphere Applications with MQSeries .
• Performance and tuning database connection pools, thread pools, JVM Heap Size to required sizes using admin console. 
• Analyzed log files to solve problems using debugging tools like Log Analyzer, First Failure Data Capture Tool and Collector Tool.

Environment: IBM WebSphere Application Server 6.x, Network Deployment, Oracle9.x,10g, IBM HTTP Server 1.3.19/1.3.26 , Tivoli performance viewer (TPV), LDAP, TAM, Sun Solaris, AIX5.2, and Windows 2000 Advanced Server. Netscape Directory Server5.1, ANT.

Confidential, Atlanta, GA

WebSphere Admin

Responsibilities:

• Installed and configured WebSphere Application Server, Extended Deployment, and Network Deployment 6.1/6.0 on Sun Solaris, Linux, AIX and Windows Platforms (NT/2000) in a multi clustered high availability environments.
• Installing, configuring and maintaining Web and Database servers like IBM’s Websphere Application Server, IBM HTTP Server, IBM’s Websphere Portal Server and DB2 on AIX and windows platform.
• Provided load/stress and architecture validation testing and trouble shooting on issues such as Out of Memory, 100% CPU Usage, hung Thread sessions, JVM Crashes.
• Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling.
• Configured Tivoli directory server for authentication to the application server.
• Responsible for Administration and Configuration of WebSphere in Production environments.
• Developed UNIX scripts to automate Websphere Administration (recycling the application server, deploying customer applications, logs rotation, monitor applications state, etc,).
• Managed migration of Websphere 5.x to Websphere 6.x.
• Configured DB2 Node and DB catalogs to connect to mainframe DB2 databases via DB2Connect servers systems on Sun Solaris, AIX, Linux (Red Hat) and Windows environments.
• Well experienced in troubleshooting and performance tuning using Resource analyzer and log analyzer and well versed with tuning the garbage collector
• Involved in Load balancing and Performance tuning for applications deployed in production environment.
• Configured IBM HTTP Server to load balance between the clustered portal servers.
• Responsible for configuring and maintaining IBM Edge Components like WebSphere Caching Proxy.
• Coordinated load balancing of servers with Network Dispatchers.
• Implemented LDAP security using IBM Secure way (LTPA) and Single Sign On (SSO).
• Troubleshoot WebSphere Application Server connection pooling and connection manager with DB2 databases.
• Worked on WebSphere components such as Work Load Management (WLM) and Tivoli Work Load Scheduler.
• Configured WebSphere load balancing using horizontal cloning and vertical cloning techniques.
• Managed and coordinated trouble shooting, day-to-day support involving customer care and development teams for production applications on 24/7 schedule.
• Implemented SSL and digital certificates for web server and application servers.
• Installed and maintained various Portal Pages using IBM WebSphere Portal Server.

Environment: WebSphere Application Server 6.0/6.1,Java, J2EE, DB2, IBM HTTP Server Domino Go Web Server (DGW), Sun One Directory Server, AIX, Linux.

Confidential, San Jose, CA

WebSphere Administrator

Responsibilities:

• Installed, built, configured and maintained a large farm of WebSphere Application Server WAS 6.0 on Windows 2003, AIX 5.1.
• Experienced in installation, setup and configuration of JBOSS and Tomcat application servers.
• Installed & Configured IBM HTTP 6.0 Servers, installed Plugin configurations for the webservers to integrate with application servers.
• Migrated from WAS 5.1 to WAS 6.0 using IBM migration utilities like PreUpgrade and PostUpgrade.
• Worked hand-in-hand with the application teams to move the applications from WAS 5.1 to WAS 6.0 and troubleshoot, support throughout the lifecycle environments.
• Provided 24x7 on-call production support on a rotation basis.
• Deployed, Installed and maintained several Enterprise Applications in a Highly Available, clustered environment.
• Monitored server performance using Tivoli Performance Viewer.
• Troubleshooted the configuration of enterprise applications and determined performance problems by monitoring server availability and analyzing resources.
• Configured and created JDBC connections and datasources for applications to the back-end database systems, and monitored connection pools for database.
• Analyzed application performance by taking heap and thread dumps and analyzing with help of IBM Heap analyzer and Thread analyzer tools.
• Installed & configured LDAP for application server security and SSL for client authorization using Open SSL.
• Applied patches and updates for WebSphere application server.
• Troubleshooting server related problems by interpreting the Log files using tools Log Analyzer etc. and making required documentation for solutions to critical problems.

Environment: WebSphere Application server 4.x,5.x,6.0; JBOSS 3.x, 4.x; Tomcat; IBM HTTP server, Tivoli performance viewer, Windows 2003/XP, LDAP, SSL, DB2, Oracle 8i, J2EE, JSP, Servlets, EJB1.1, ANT, XML.

Confidential

WebSphere Administrator.

Responsibilities:

• Install, configure and maintain WebSphere application server 5.x in a clustered, high availability environment on AIX 5.3 and Red Hat Enterprise Linux 5.1.
• Involved in infrastructure setup, configuration and performance tuning. Created clusters to manage work load and process failure.
• Package and deploy enterprise J2EE applications on WebSphere 5.x.
• Monitor, analyze and fine-tune application resources (enterprise beans, servlet etc.) and J2EE runtime parameters such as JVM heap size, memory usage, thread pools, database connection pools etc.
• Used Resource Analyzer and Log Analyzer for performance tuning and troubleshooting.
• Created User roles and groups for securing the resources using Local OS Registries.
• Performed extensive Work Load Management to configure applications for high availability.
• Configured LDAP using SunOne directory server for user authentication.
• Use Tivoli Performance Viewer to monitor and fine-tune JVM parameters such as verbose GC, min/max heap size, servlet caching, thread pool count etc. Used WSAdmin tool to run scripts, deploy applications and manage run-time server operations.
• Involved in 24 X 7production supports on a rotation basis.

Environment: WebSphere Application Server 5.X/6.X, IBM HTTP Server 2.0, Tivoli Performance Viewer.