SUMMARY:

• Overall 5.11 years of experience in IT industry and I have good working experience on various middleware Servers.
• Experience on Installing, configuring of Websphere Application Server 5.x/6.x/7 versions.
• Installed, configured, and maintained IBM WebSphere MQ 6.0
• Application support and Performance tuning and trouble shooting of IBM WebSphere Application Servers.
• Good work experience in various OS environments like WINDOWS with IIS, Linux, and Solaris platforms.
• Experience on deploying applications on application servers as I mentioned on various technologies and maintained Load balancing, high availability and Failover functionality using clustering in various topologies.
• Experience in Configuring the resources like JDBC data source and setting connection pool properties etc.,
• Creating the users and groups in Admin Console and mapping them to the enterprise applications running on WebSphere Application Server.
• Worked in a 24x7 on - call Production Support Environment.

TECHNICAL SKILLS:

Application Servers: WebSphere Application Server 5.x/6.x/7, WebSphere MQ 6.0

Web Application Servers: IHS, Apache 2.x & IIS 6 & 7 on Windows 2003/2008

Operating Systems: Linux, Solaris & Windows

PROFESSIONAL EXPERIENCE:

WebSphere Administrator

Environment: Websphere Application Server 6.1/7.0,IIS 6 & 7 on Windows 2003/2008 servers

Responsibilities:

• Installed and configured WebSphere application server 6.1/7.0 on Linix & windows platforms.
• Involved in Creating and Managing the Nodes, Application Server"s, Cluster"s.
• Proficient in deploying applications of WAR, JAR, and EAR on multiple servers/clusters and maintained Load balancing, high availability and failover functionality.
• nfigured WebSphere JDBC data sources, and connection pools.
• Monitoring thread usage, connection pool usage, CPU usage, Memory usage and preparing reports for performance tests.
• Worked with QA Team for Load tests and Performance tests and identified the bottlenecks of the applications.
• Provided application support and performance tuning and trouble shooting of IBM WebSphere Application Server V6.1.
• Experience in creating Profiles in WebSphere 6.1/7.0 using Profile Creator wizard and creating multiple configuration instances.
• Implementing and maintenance of Workload Management (WLM) using clustering/cloning using horizontal and vertical techniques.
• Experience of analysis, debugging & resolution of production issues.
• Performed Application-data backup and recovery by Local backup/restoration of the WebSphere Environment - configurations and applications
• Experience in Installation and configuration of IIS 6/7 on windows 2003 & 2008 servers.
• reating and hardening websites in IIS console and setup redirection websites as per the client requests.
• Doing restart IIS, App pools, Admin services if any application and configuration changes has been done by developer"s.
• Monitoring CPU utilizations, low disk space alerts threw Netiq and BigBrother tool and maintain the job alerts for scheduled jobs success or failures.
• Generate solutions independently on Technical, and operations issues.
• Experience in Handling Bridge calls and Con calls for Releases, etc.,

Confidential

Senior Engineer-Application management

Environment: Websphere Application Server 6.1/7.0, IBM HTTP Server 6.0

Responsibilities:

• Expertise in installation, configuring and monitoring Websphere Application Server v6.1/7.0.
• Installing IBM HTTP Servers and integrated with WAS for load-balancing and fail-over.
• Implemented horizontal, vertical & multiple clustering of application servers for achieving work load management (WLM), HA Manager, Scalability and avoiding single point failure.
• Provided load/stress and architecture validation, testing and trouble shooting of issues such as Out of Memory, 100% CPU Usage, hung Thread sessions, session replication, JVM Crashes.
• eployed enterprise applications from Admin console.
• Migrating applications from WebSphere Application v6.1 ND to WebSphere Application Server v7.0 ND.
• Configuring data sources and connection pools.
• Monitoring and Maintaining application server status and servers Threshold percentages.
• Preparing the critical applications checklist.
• Taking all necessary steps to have minimum downtime for production applications and servers.
• Involved in Performance tuning of the servers with respect to heap, threads and connection pools.

Confidential

WebSphere Administrator

Responsibilities:

• Installing and configuring WebSphere application server 5/6 and IHS 6.0 server on various platforms like Windows and Linux Servers.
• Installed and configured MQ Series server on various platforms.
• Created and configured MQ Objects like Queue Managers, local queues, aliases queue and remote queue definition.
• Involved in Creating and Managing the Nodes, Application Server"s, Cluster"s and Deployed Multiple J2EE Applications.
• Configured WebSphere resources JDBC data sources, connection pools and Virtual Hosts.
• Responsible for deploying, monitoring application performance, log files and provide information to the developers.
• nvolved in Tuning of WebSphere Application Server for performance improvements.
• Problem solving experience of the analysis, debugging & resolution of many issues in complex large scale systems.
• Determine outage (e.g. database, server and network) impact on applications and plan the outages.
• Experience in Handling Bridge calls and Con calls for Releases, etc. Adapt in learning new concepts together with excellent interpersonal skills.