PROFESSIONAL SUMMARY:

• The roles and responsibilities that I have successfully performed in my professional career.
• 8 years of IT experience with strong experience in IBM websphere application server with versions 8.5.5/8.0/7.0/6.1.0.21/5.1.x.
• Extensively involved in Design, Architecture, installation Configuration, Migration, Scripting, Deployment and troubleshooting of enterprise applications on various operating systems like Solaris, AIX, and Linux, Windows 2000 server.
• Experienced in administering various webservers like IHS 6.0, IIS 6.0/5.0, and iplanet, Apache Webservers on different OS like AIX, Solaris, and Windows.
• Strong experience in migrating the enterprise applications from websphere 5.0 to 6.0, 5.1 to 6.1, 6.0 to 7.0 and also experienced in migrating the applications from one OS to another.
• Experienced in monitoring and maintaining multiple Applications in Development, QA, Staging and Production Environments.
• Created, Configured and Administered Profiles, Clusters, Nodes and Node Groups for WebSphere Application Server.
• Experienced in working with security and SSL certificates and setting up security for user/groups.
• Extensively involved in troubleshooting the issues and document the problem resolutions for future references. Created PMRs and worked with IBM personnel for the peculiar issues that were found in the environment. Attended Change management meetings for approval for the applications, which are supposed to go live and provided the MOM of CM meetings to the team.
• Extensive experienced in supporting all enterprise applications in the business hours and also in the Non - business hours as part of the on-call process. Provided on-call support for all applications 24/7 on rotation basis.
• Experienced in resolving the production and non-prod issues and brought back the applications online.
• Experienced in conducting and joining the bridge calls with other team members and to narrow down the issue and to resolve it.
• Experienced in handling multiple issues with the application teams simultaneously.
• Experience in handling tickets according to the priority and severity and also the SLA of the tickets and provide the updates on the ticket to the requester by entering comments in the ticket.
• Strong Experience in Root Cause Analysis (RCA) for all the issues we have encountered and update the same in the ticket and try to find the permanent resolution for the issues.
• Experienced in opening PMRs and worked with the IBM support team to resolve issues and documented all solutions for the issues in a shared server.
• Strong experience in advanced administration concepts like Service Integration Bus configuration, WebServices configuration, Message activations, Listener ports, queue connection factories, Queue, Application Servers, Clusters, Shared libraries, profiles, JDBC providers, Datasources, URL providers, Environment variables etc.
• Experienced in deploying solutions like High Availability (HA), workload management (WLM) and load balancing configurations by eliminating single points of failures, performance tuning, and disaster recovery, problem determination.
• Configured and Secured Webserver interface, Session management, WebSphere resources, J2C resources, connection factories and JMS resources in IBM WebSphere WAS 6.1/7.0/8.x.
• Experienced in DNS, LDAP, FTP, Remote Access, Security Management and System Troubleshooting skills.
• Experienced in Creating Junctions for our applications using TivoliAccessManager (TAM), and also created users and groups and granted roles to the users and removed the roles as and when necessary. Modified user roles and groups using PDadmin shell.
• Responsible for setting up and monitoring WILY alerts and also experienced in monitoring tools like candle and Tivoli performance viewer for all environments.
• Established and maintained effective working relationships with managers, peers and staff along with the other teams, internal customers, external customers and external vendors.

TECHNICAL SKILLS:

Application Servers: IBM Websphere application server 8.5.5,7.0/6.1.0.21/6.0.2.19/5.1,WMQ 6.0/5.0

Web Servers: IHS 7.0/6.0, IIS 6.0/5.0, iplanet, ApacheOperating Systems AIX 5.3/5.2/5.1/4.3.3, Solaris 10/9.0/8.x, Linux 7.2/7.1/6.2,Windows XP/ NT/2003

Databases: Oracle 10g/9.x/8.x/7.x, DB2/UDB, SqlServer 7.0/6.5/6.0,AS400

GUI Front end tools: Java server pages, Swing, Visual Basic 5.0/6.0, XML, HTML

Ticketing tools: Wily 7.0/6.0/5.0/Candle/Tivoli Performance ViewerHPSC, Remedy

PROFESSIONAL EXPERIENCE

Confidential, Atlanta, GA

Senior Websphere Administrator

Responsibilities:

• Installed, Configured and administered WebSphere application server 8.5,7.0.0.17/ 6.1.0.21 on Linux.
• Built WAS ND 7.0 and 8.5 environments in a 3-tier architecture from scratch.
• Responsible for deploying enterprise applications from Admin console and enabling security using LDAP for WAS.
• Installed and Configured IIS webserver, plug-in, session management, virtual hosts, HTTP transports for Application Server instances and applications.
• Configured WebSphere resources like JDBC providers, Data sources, connection pooling.
• Created node groups and clusters using WebSphere Application server ND.
• Experience in troubleshooting issues using Traces, Logs and Log Analyzer.
• Responsible for maintaining the Pre-Dev, Dev, Test, VAL, and Prod environments.
• Responsible for maintenance and support of internet and intranet applications running on Linux and servers in PreDev, Dev, Test, VAL and prod environments.
• Involved in coordinating the monthly implementation plans (Releases) for the migration part of the project for the applications running on 6.x to 7.x. and audited the application migration process as and when completed by the other team members.
• Trouble shooted the applications and worked on performance tuning especially with cache instances.
• Extensively involved in troubleshooting the issues and document the problem resolutions for future references. Created PMRs and worked with IBM personnel for the peculiar issues that were found in the environment.
• Experienced in attending the bridge calls for production issues and non prod issues and involved application teams or database teams or networking teams to resolve the issues and involved in Root cause analysis for the issues encountered. Also provided 24/7 on call support for all the production applications.
• Monitored health of the applications using WILY and also involved in load tests and analyzed the load test results. Experienced in doing POC when new products are to be implemented.
• Experienced and successful in handling the tasks while on on-call rotation.

Environment: Websphere application server 8.5/7.0/6.1/6.0, IHS 7/6.0, Solaris, Linux, LDAP, Oracle10/9.0.2/8.1.x, DB2, Mainframe, Wily7, HPSC, HTML, EJB, JSP, JDBC, ISA.

Confidential, Philadelphia, PA

Websphere Admin/Production Support Engineer

Responsibilities:

• Extensively involved in troubleshooting the issues and document the problem resolutions for future references. Created PMRs and worked with IBM personnel for the peculiar issues that were found in the environment. Attended Change management meetings for approval for the applications, which are supposed to go live and provided the MOM of CM meetings to the team.
• Experienced in attending the bridge calls for production issues and non prod issues and involved application teams or database teams or networking teams to resolve the issues and involved in Root cause analysis for the issues encountered. Also provided 24/7 on call support for all the production applications.
• Monitored health of the applications using WILY and also used WILY for load tests and send the load test results to the testing and application teams.
• Responsible for building the Dev, Test, QA, and Prod environments by installing the WAS and creating the profiles, nodes, federation of nodes, Application Servers, Clusters, Virtual hosts, data sources, MQ connections, Plug-in Configuration.
• Experienced in configuring WebSphere security for new applications like Administrative security application security, SSL certificates, Global security, and also J2EE security.
• Experienced in single signon for our applications and automated access to all authorized enterprise applications through a single login using SSO.
• Involved in coordinating the monthly implementation plan for the migration part of the project for the applications running on 6.x to 7.x. and audited the application migration process as and when completed by the other team members.
• Installed, Configured and administered WebSphere application server 7.0.0.17/ 6.1.0.21, IBM http server 6.0 on Windows 2000, AIX, and Linux and on Solaris 10 systems.
• Trouble shooted the applications and worked on performance tuning especially with cache instances.

Environment: Websphere application server 7.0/ 6.1/6.0/5.1/5.0, web sphere, MQ 6/5.3, IHS 6/2.0.47, AIX, Solaris, Linux, windows 2003, IIS, LDAP, WMB 5.0,Oracle10/9.0.2/8.1.x, DB2, Mainframe, TAM, jython, XML, Wily7, HPSC, HTML, EJB, JSP, JDBC, ISA.

Confidential, Rochester, NY

WebSphere Administrator

Responsibilities:

• Installed and configured IBM WebSphere Application Server 4.x/5.x/6.x, JDBC drivers and Servlet engines along with trouble shooting and recovery on UNIX and Windows machines.
• Responsible for application changes across different platforms- development, testing and production environments.
• Installed and configured IBM HTTP Server 1.3.6, iPlanet 4.1,
• Worked on Blue Squared Project and With Blue Squared version 2.1.
• Implemented Clustering, Performance tuning and trouble shooting of IBM WebSphere Application Server 4.0/5.0.
• Configured the Web Server interfaces, session management, virtual hosts and transports for WebSphere Application Servers.
• Configured WebSphere resources including JDBC providers, JDBC data sources, connection pooling, and JavaMail sessions. Deployed Session and Entity EJBs.
• Experience with WebSphere MQ 5.3 and 6.0 and Created MQ queue and Channels
• Configured MQ Objects within the Websphere Application Environment.
• Created and Modified queue managers and also created and modified queue manager objects as queue, channels, Name lists, etc.
• Created junctions for all our applications in our websphere environment using Tivoli access manager. (TAM)
• Created users and groups and granted roles to the users and removed roles as and when necessary.
• Modified user roles and groups using PD admin shell
• Configured form based authentication using Webseal component.
• Set up the Triggering and set up the security for Users/Groups
• Resolved Channel issues and Cluster issues look and diagnose the problem from various logs i.e MQ error logs.
• Deployed the Bar Files and involved in trouble shooting the Broker issues. Involved in stopping and starting of Broker Flows and execution groups.
• Worked on Blue squared project
• Secured the J2EE applications by implementing Single Sign On by using LTPA.
• Using WSADMIN commands configuring and maintaining websphere applications on command mode and wrote admin scripts using Tcl.
• Package, build, Integrate and deploy Enterprise J2EE applications on WebSphere 3.5/4.0/5.0 that involves EAR (Enterprise Archives) and WAR (Web Archives) files.

Environment: IBM WebSphere 4.0/5.x/6.x, IBM MQSeries, IBM HTTP server, iPlanet, Netscape Enterprise Server, EJB, JSPs, Servlets, XML, JDBC, Java Script,TAM, HTML, DB2/UDB v 7.2, DFS, Sun Solaris v 2.8, Linux, AIX and Windows2000/NT.

Confidential, MN

WebSphere Administrator

Responsibilities:

• Installed and configured WebSphere 5.0 and IBM HTTP Server on IBM AIX and Solaris platforms.
• Involved in designing WebSphere Application Server load balancing and fail over by using Workload Management (WLM), horizontal and vertical scaling. Responsible for Web server and Application server installation, support and performance monitoring for all applications running on the company’s Website.
• Played an active involvement in monitoring server performance, network traffic to reduce performance bottleneck by enhanced performance ensuring upstream queuing. Configured and tested the data sources for the databases, i.e. Oracle and DB2
• Configured WebSphere resources including JDBC providers, JDBC data sources, connection pooling, and JavaMail sessions. Deployed Session and Entity EJBs in WebSphere. Implemented WebSphere Global Security using LTPA and Netscape LDAP.
• Created server groups, Model, clones for WebSphere Application Server.
• Involved in creating clusters for the application gained by doing horizontal and vertical cloning.
• Load balancing the application by creating Server Groups / models and clones.

Environment: WebSphere Application Server 5.0, HTML, UNIX (AIX, Solaris) and Windows 2000, Java, JSP, Servlets, EJB, XML, JDBC, DB2, IBM HTTP Server, Apache Web Server.