SUMMARY

• 10 years of IT experience as an IBM WebSphere Application Server Administrator.
• Actively involved in the process of migration of the applications from WAS 6.xà8.x.
• Troubleshooting issues like jvm Hung, 50x and 40x HTTP error code issues, High memory, CPU utilization and various other issues of WebSphere Application Server 6.x/8.x.
• Experience in planning, installing, configuring, administering, tuning and troubleshooting IBM WebSphere Application Server 6.x, 7.x & 8.x on various Operating Systems like AIX and Windows.
• Providing Production support 24X7. Opening the Problem Management Record (PMR) with the IBM if there were any unresolved bugs and resolving Problem tickets.
• Responsible for taking Thread and Heap dumps and sharing them with the Development team for further analysis and investigation.
• Knowledge on WebSphere MQ objects like Queue managers, Queues, Channels and receivers.
• Implementation of Work Load Management (WLM) concepts using clustering techniques for Fail over and High Availability. Created, Configured and Administered Profiles and Clusters.
• Experience in executing pre - defined and modifying the existing Jython, JACL and UNIX shell scripts in automating WebSphere application deployments and configurations according to the requirement.
• Configuring and monitoring the HP Sitescope for Production alerts and taking immediate, necessary resolution steps by opening and joining the Bridge call.
• Configuring the Dev and Test environments according to the request from Dev and QA teams through the Release Manager.
• Working with the respective Release Managers on the Production Deployment and preparing step by step Execution plans.
• Well versed with BMC Remedy and worked on various Incident, Change and Problem tickets.
• Actively worked on DR exercise and brought up applications successfully during DR exercise.
• Experienced in most of the WebSphere admin and Monitoring tools including wsadmin, Tivoli Performance Viewer, Quick Build, winscp, putty, BMC Remedy, HP Sitescope and Thread Dump Analyzers.
• Well versed with Troubleshooting using Application and jvm log files, log analyzer and by enabling the trace. Working or forwarding the issue to the application development team if we observe application code related errors in the application log files. Working with Network and Database teams depending upon the issues related to.
• Deploying enterprise J2EE applications on WebSphere that involves EAR (Enterprise Archives) and WAR (Web Archives) using deployment scripts, Quick Build and as well as via Admin console.
• Experience in monitoring and maintaining multiple Applications in Development, QA, Staging, Production and DR Environments.
• Documenting any new issues and their resolution steps in the environment and about new applications. Transferring the environment knowledge to the new resources of the team.
• Experienced in applying Fix packs and refresh packs for WebSphere Application Server 6.x.
• Installation and configuration of WebSphere plug-in for IBM HTTP Server, Sun ONE web server and managing the plug-in files on web servers. Generation and propagation of plug-in as and when required. Configuring Data sources for Oracle, SQL server and DB2 databases.

TECHNICAL SKILLS

Languages: Java, HTML, C, SQL

Databases: Oracle, IBM DB2, MS-SQL Server

Web Application Servers & other Management Tools: IBM WebSphere Application Server 6.x,7.x,8.x MQ series 6.x, IBM HTTP Server.

Operating Systems: Windows, Unix (AIX, Linux (Red Hat)).

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

Monitoring Tools: Tivoli Performance Viewer, Thread Analyzer, Log Analyzer, HP Sitescope

Version Control Tools: Clear Case, Clear Quest

PROFESSIONAL EXPERIENCE

Confidential, Cincinnati, OH

Sr. Middleware Admin

Responsibilities:

• Configured and administered JDBC Connection Pools/Data Sources on WebSphere Application Server
• Monitoring and maintaining multiple Applications in Development, QA, Staging, Production and DR Environments.
• Executing the pre-defined and modifying the existing Jython, JACL and UNIX shell scripts in automating WebSphere application deployments and configurations according to the requirement.
• Documenting any new issues and their resolution steps in the environment and about new applications.
• Creating and configuring the Sitescope monitors for jvm’s and as well as for the critical applications as per the application Development team request.
• Actively monitoring the HP Sitescope for Production alerts and taking immediate, necessary resolution steps by opening and joining the Bridge call.
• Handled critical Banking internal and external applications like Internet Banking, Mobile Banking, ACE, IVR, FNA…
• Working on the requests in the queue according to the priority and severity.
• Well versed with Troubleshooting using Application and jvm log files, log analyzer and by enabling the trace. Working or forwarding the issue to the application development team if we observe application code related errors in the application log files. Working with Network and Database teams depending upon the issues related to.
• Experienced in most of the WebSphere admin and Monitoring tools including wsadmin, Tivoli Performance Viewer, Quick Build, winscp, putty, BMC Remedy, HP Sitescope and Thread Dump Analyzers.
• Deploying enterprise J2EE applications on WebSphere that involves EAR (Enterprise Archives) and WAR (Web Archives) using deployment scripts, Quick Build and as well as via Admin console.
• Installation and configuration of WebSphere plug-in for IBM HTTP Server, Sun ONE web server and managing the plug-in files on web servers. Configuring Data sources for Oracle, SQL server and DB2 databases.
• Providing Production support 24X7. Opening the Problem Management Record (PMR) with the IBM if there were any unresolved bugs and resolved Problem tickets.
• Responsible for taking Thread and Heap dumps and sharing them with the Development team for further analysis and investigation.
• Configuring the Dev and Test environment according to the request from Dev and QA team through the Release Manager.
• During Production changes, coordinating with various teams to set up databases, set up load balancer rules, and defines rules on the firewall for IBM HTTP Server is in the De Militarized Zone (DMZ).
• Actively involved in the process of migration of the applications from WAS 6.xà8.x.
• Troubleshooting like jvm Hung, 50x and 40x HTTP error code issues, High memory, CPU utilization and various other issues of WebSphere Application Server 6.x/8.x.
• Working with the respective Release Managers on the Production Deployment and preparing step by step Execution plans.
• Well versed with BMC Remedy and worked on various Incident, Change and Problem tickets.
• Actively worked on DR exercise and brought up applications successfully during DR exercise.

Environment: IBM WebSphere Application Server 6.x/ 8.0, IBM HTTP Server 6.x, AIX 6.x, Windows 2003 Server, WebSphere MQ 7.x, HP Sitescope, Quick Build, F5 Load Balancer, IIS Webserver, Datastage.

Confidential, Reston, VA

Sr. Middleware Admin

Responsibilities:

• Preparing Documentation for Installation, Configuration and Deployment of Applications on WebSphere application server.
• Troubleshooting Admin Server start-up issues, Memory leaks, Java code defects after deployment.
• Installed, configured and administered IBM WebSphere Application Server ND 6.x/7.x on AIX, Linux and Windows.
• Debugging of the application problems while deploying the application.
• Performed routine check of WebSphere Environment like monitoring Disk Space, CPU Utilization.
• Responsible for setting up the Dev, Stage, QA, Pre-Prod and Production Environments which includes Installing the WebSphere, Creating Profiles, nodes, federation of nodes, WAS instances, Clusters, Virtual hosts and Data Sources.
• Installed and Configured IBM HTTP Server V6.x. Plug-in installation and Generation & propagation of plug-in as and when required.
• Configured WebSphere resources like JVM heap settings, JDBC providers, JDBC data sources, connection pooling, Virtual Hosts, Global Security and SSL.
• Responsible for deploying enterprise applications from Admin console into Production, Staging, and Test Environments.
• Problem determination using various log files.
• Tuning the web server by specifying the parameters for the maxclient, maxsparethreads, start servers…
• Tuning the database connection pool settings. Tuning the Java Virtual Machine (JVM) by specifying the minimum and maximum heap size, changing the JVM Heap size.

Environment: IBM WebSphere application Server 6.x/7.x, IBM HTTP Server 6.x, Apache Tomcat 6.0, WebSphere Commerce 6.x, JBOSS, LDAP, TCP/IP, Java, J2EE, JSP, Servlets, EJB, JDBC, JavaScript, ORACLE 8i/9i/10g, DB2 V7.1/8.1, HTML, AIX 5.3/5.2

Confidential, Newton, IA

Middleware Admin

Responsibilities:

• Debugging of the application problems while deploying the application.
• Responsible for deploying enterprise applications from Admin console into Production, Staging, and Test Environments.
• Installed, configured and administered IBM WebSphere Application Server ND 6.x on AIX, Linux and Windows.
• Responsible for setting up the Dev, Stage, QA, Pre-Prod Environments which includes Installing the WebSphere, Creating Profiles, nodes, federation of nodes, WAS instances, Clusters, Virtual hosts and Data Sources.
• Installed and Configured IBM HTTP Server V6.x. Plug-in installation and Generation & propagation of plug-in as and when required.
• Troubleshooting Admin Server start-up issues, Memory leaks, Java code defects after deployment.
• Problem determination using various log files.
• Preparing Documentation for Installation, Configuration and Deployment of Applications on WebSphere application server.
• Performed routine check of WebSphere Environment like monitoring Disk Space, CPU Utilization.

Environment: IBM WebSphere application Server 6.x, IBM HTTP Server 6.x, MQ, Weblogic, Apache Tomcat 6.0, LDAP, TCP/IP, AIX 5.3/5.2

Confidential, Bedford, TX

WebSphere Admin L1 and L2 Support

Responsibilities:

• Installed, configured and administered IBM WebSphere Application Server ND 6.x on AIX, Linux and Windows.
• Responsible for deploying enterprise applications from Admin console into Production, Staging, and Test Environments.
• Installed and Configured IBM HTTP Server V6.x. Plug-in installation and Generation & propagation of plug-in as and when required.
• Troubleshooting Admin Server start-up issues, Memory leaks, Java code defects after deployment.
• Problem determination using various log files.
• Responsible for setting up the Dev, Stage, QA, Pre-Prod Environments which includes Installing the WebSphere, Creating Profiles, nodes, federation of nodes, WAS instances, Clusters, Virtual hosts and Data Sources.
• Preparing Documentation for Installation, Configuration and Deployment of Applications on WebSphere application server.
• Performed routine check of WebSphere Environment like monitoring Disk Space, CPU Utilization.
• Debugging of the application problems while deploying the application.

Environment: IBM WebSphere application Server 6.x, IBM HTTP Server 6.x, Apache Tomcat 6.0, LDAP, TCP/IP, AIX 5.3/5.2

Confidential

WebSphere Admin L1 Support

Responsibilities:

• Deploying the application in the Dev, QA and Stage environment as per the request.
• Preparing Documentation for Installation, Configuration and Deployment of Applications on WebSphere application server.
• Performed routine check of WebSphere Environment like monitoring Disk Space, CPU Utilization.
• Monitoring of the jvm’s status, start and stop of the jvm’s as and when requested.
• Involved in the installation and configuration of IBM WebSphere Application Server ND 6.x on AIX, Linux and Windows.
• Problem determination using various log files.

Environment: IBM WebSphere application Server 5.x/6.x, IBM HTTP Server, Oracle 8i, AIX 5.2

Confidential 

WebSphere Application Support

Responsibilities:

• Monitoring of the jvm’s status, start and stop of the jvm’s as and when requested.
• Involved in the installation and configuration of IBM WebSphere Application Server ND 6.x on AIX, Linux and Windows.
• Deploying the application in the Dev, QA and Stage environment as per the request.
• Problem determination using various log files.
• Preparing Documentation for Installation, Configuration and Deployment of Applications on WebSphere application server.

Environment: IBM WebSphere application Server 5.x, IBM HTTP Server, MQ, Oracle 8i, AIX