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Websphere Administrator Resume

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MichigaN

SUMMARY

  • Over 9 years of experience in a wide range of IT discipline with more than 7 years of experience in Middleware Administration using IBM WebSphere Application Server 6.1 / 8.0 on Linux / Solaris / AIX / Windows.
  • Currently Providing L2 support for Websphere Application Server.
  • More than four years of exp in handling a large environment with more than 3000 Websphere installed server with 1000+ applications hosted.
  • Currently involved in migration of applications from WAS 6.1 to 8.0
  • Expertise in installing, configuring, administrating and troubleshooting IBM WebSphere Application Server 6.x on various platforms like Linux, AIX, Solaris and Windows 2000/2003/ 2008.
  • Experienced in setting up Dev, QA, Pre - Prod & PROD environments with all the components and making the required configurations.
  • Experience in Installing Upgrade Fix Packs.
  • Experience in configuring Core Group & HA Manager.
  • Worked closely with developers to define and configure Application Servers, Virtual Host, Web Resources, JDBC drivers and deployed the applications across multiple instances of WebSphere.
  • Expertise in analyzing the Core & Heap dumps.
  • Experience in 24X7 on-call production support and troubleshooting problems for Critical tickets.
  • Team Player, able to work with a new and fresh perspective on work assignments, good in debugging, creative and keep updated with latest technologies w.r.t middleware.
  • Experience in configuring and administering Connection pools for JDBC connections.
  • Created Servers and deployed applications using the Jython Scripting techniques.
  • Trouble shooting various problems in different stages of development by analyzing the logs.
  • Implemented HORIZONTAL and VERTICAL cluster.
  • Provide support for all Incident tickets on all AIX and Linux servers that escalated by WAS L2 team.
  • Create Problem management tickets & provide Total Resolution and RCA for all Problem tickets.
  • Implemented & Renewed Web SSL s using Microsoft Lifecycle Manager.
  • Worked with IBM setting up a PMR whenever required.
  • Worked with other infrastructure support teams like OS, DB, Network & application teams whenever required.
  • Knowledge about Websphere Application Server 7.0 & 8.0
  • Knowledge about Websphere MQ & CA Siteminder.
  • Created Problem management tickets, provide Total Resolution and RCA for all Problem tickets.
  • Created documents for the WAS L2 team to help them handle repetitive issues and standard changes.
  • Experience in handling activating DR servers.
  • Love & ability to learn & adopt new technologies in Middleware & SOA.

TECHNICAL SKILLS

Operating Systems: SuseLinux, RedHat Linux 9/10, AIX 5.3/6.1, Windows Server '08

Application Servers: IBM WebSphere Application Server 5.1/6.1/7.0/8.0

Web Servers: Apache 1.3-2.0, IIS 5.0, IBM HTTP Servers 6.x

Messaging Servers: IBM WebSphere MQ Series 5.3 / 6.1.

Monitoring Tools: Tivoli Performance Viewer, HP Site Scope

RDMBS: Oracle 9i/10g, DB2, MS Sql Server

Ticketing Tool: BMC Remedy, Request Center

PROFESSIONAL EXPERIENCE

Confidential, Michigan

WebSphere Administrator

Environment: IBM Websphere Application Server 6.1 / 8.0, IBM Websphere MQ Series V5.3, IBM HTTP Server, Solaris 9 & AIX 5

Responsibilities:

  • Supported large environment having more than 3000 Websphere installed server with 1000 + applications hosted.
  • Installed and configured Websphere Application Server 6.1 and IBM HTTP Server for Dev, QA, pre-prod & Prod environments.
  • Configured WebSphere resources such as JDBC Providers, Data Sources and Connection Pooling.
  • Deployed application ears on IBM WebSphere Process Server Network Deployment in Development, System Tests, and Performance/Automation Test
  • Implemented workload management (WLM) for failover using a horizontal, vertical and a combination of horizontal and vertical clustering and also configuring the Business Process Container and Human Task Container for WebSphere Process Server using wizard and wsadmin scripting
  • Installed and configured the WebSphere plug-in for remote web servers
  • Create/configure web-instances; generate/propagate plug-ins
  • Understand the relationships between applications servers, browser, HTTP server, plug-ins, firewalls, database servers, load balancing, and IP sprayers and ensure that the WebSphere environment is operating at optimum levels.
  • Experience in the implementation of session management
  • Performed regular backups of the deployed applications
  • Share 24x7x365 on-call duties with the WebSphere team including rotating on-call schedules for production environment.
  • Created documents for the WAS L2 team to help them handle repetitive issues and standard changes.
  • Provide support for all Incident tickets on all AIX and Linux servers that escalated by WAS L2 team.
  • Created Problem management tickets, provide Total Resolution and RCA for all Problem tickets.
  • Worked with IBM by raising PMR whenever required.
  • Worked with other IT Teams like OS Team, DBAs, Application Teams.

Confidential

WebSphere Administrator

Environment: IBM Websphere Application Server, IBM Websphere MQ Series V5.3, IBM HTTP Server 6.0, Solaris 9 & AIX 5

Responsibilities:

  • Installed and configured WebSphere Application Server 6.0 and IBM HTTP WebServer 6.0 for development, system test, performance test and pre-production environments for the ongoing application development
  • Configured WebSphere resources such as JDBC Providers, Data Sources and Connection Pooling.
  • Deployed application ears on IBM WebSphere Process Server Network Deployment in Development, System Tests, and Performance/Automation Test
  • Implemented workload management (WLM) for failover using a horizontal, vertical and a combination of horizontal and vertical clustering and also configuring the Business Process Container and Human Task Container for WebSphere Process Server using wizard and wsadmin scripting
  • Installed and configured the WebSphere plug-in for remote web servers
  • Create/configure web-instances; generate/propagate plug-ins
  • Understand the relationships between applications servers, browser, HTTP server, plug-ins, firewalls, database servers, load balancing, and IP sprayers and ensure that the WebSphere environment is operating at optimum levels.
  • Experience in the implementation of session management
  • Performed regular backups of the deployed applications
  • Involved in UNIX shell scripts and JACL scripts to automate the WebSphere administration (deploying applications, cluster creation, adding JDBC providers etc)
  • Share 24x7x365 on-call duties with the WebSphere team including rotating on-call schedules for multiple environments including production, performance test and CAT Environments

Confidential

WebSphere Administrator

Environment: WebSphere Application Server 5.x, 6.x, IBM Http Server 6.x, Java, J2EE, DB2, Oracle 9i, AIX 5.3 and Solaris 9

Responsibilities:

  • Installed Websphere Application Server 5.x on Solaris and AIX Servers using the Silent Installation and GUI Method.
  • Installed Fix Packs for the Websphere Application Server 5.x and 6.x.
  • Worked in Production, Development and QA environments.
  • Federated multiple nodes to the Deployment Manager.
  • Deployed J2EE components on WAS 5.0/5.1/6.x using WAS Admin Console.
  • Configured Websphere Application Server to the IBM HTTP Server using the plugin.
  • Generated and updated WebServer Plugins.
  • Installed IBM HTTP Server on Solaris and AIX Servers.
  • Configured Oracle and DB2 Iseries to the Websphere Application Server.
  • Supported the team for Live Releases.
  • Supported on troubleshooting the Configuration on WebSphere Application Server 5.x & 6.x.

Confidential

Websphere Administrator

Responsibilities:

  • Providing 24x7 supports for Applications running on Websphere Application Server for Development to Production environments.
  • Handling various tickets assigned via Remedy and Lotus notes and maintaining the SLA.
  • Installation, configuration and administration of Websphere Application Server V6.0 on AIX.
  • Creating Deployment manager and Application server profiles for both stand-alone and managed nodes.
  • Federated stand-alone nodes to CELL of Deployment Manager.
  • Implemented HORIZONTAL and VERTICAL cluster for work load management.
  • Deployments of applications in Cluster environments and troubleshooting.
  • Creating virtual hosts and generating and propagating plug-in.
  • Creating various resources like data source at Cell, Node and Server levels.
  • Installation and Configuration of IBM Http Server and Websphere Plug-in.
  • Performing Configuration Changes as per request.
  • Performing PROD - DR Failover activities.
  • Documenting and setting process for every technical related activity within the organization.

Confidential

Java Developer

Responsibilities:

  • Worked extensively in JSP, and Java Script,XSL,XML,HTML for UI changes.
  • Was involved in modified business logic in Java to handle the fall back mechanism.
  • Was involved in creating and modifying Stored Procedure in SQL SERVER 2000.
  • Was extensively used Find Bugs tool a program which uses static analysis to look for bugs in Java code
  • Involved in creating Sequence diagram using VISIO 2003.
  • Created project plan using Microsoft Project 2003.
  • Was involved in Source Code Management using PVCS
  • Was involved in database table’s modification to support multi book.
  • Responsible for Interacting with Business to gather requirements.
  • Worked extensively with development IDE like Eclipse 3.2, Altova XMLSPY 9.0.

Environment: JSP, Sql Server 2000, Eclipse 3.2, XSL, XML, JBOSS, Altova XMLSPY 9.0,Find Bugs. Microsoft Project 2003, VISIO 2003

Confidential

Java Developer

Responsibilities:

  • Worked extensively in JSP, and Java Script,XSL,XML,HTML.
  • Was involved in modified business logic in Java to handle the RMS.
  • Involved in the Analyze and Design (includes use case diagram, Functional design document and detail design document).
  • Was involved in test plan and test case creation.
  • Involved in creating Sequence diagram using VISIO 2003.
  • Created project plan using Microsoft Project 2003.
  • Was involved in Source Code Management using PVCS
  • Was involved in creating and modifying Stored Procedure in SQL SERVER 2000.
  • Responsible for Interacting with Business to gather requirements.
  • Worked extensively with development IDE like Eclipse 3.0

Environment: JSP, SQL SERVER 2000, Eclipse 3.0, XSL, XML, JRUN 3.1. Microsoft Project 2003, VISIO 2003.

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