WebLogic Administrator Resume

SUMMARY

IT professional with more than a year of IT experience with Application support specializing in Weblogic server administration. Ability to design and implement n - tier applications and support them in an enterprise scenario. Excellent written and verbal communication skills and ability to document implementation procedures and plans.
Highly experienced in installation, configuration and administration of WebLogic Server 8.x/9.x/10.x/11g& 12c in various environments.
Installed and Configured Apache 2.0/2.2 HTTP integrated them with Weblogic Application Servers using Plug-ins.
Used SVN for Administration task like creating repositories and backup dumps.
Deployed applications in WAR, JAR and EAR formats in Domain and Clustered environments of WebLogic Application Server.
Excellent knowledge Oracle database apart from setting up and integrating them with applications.
Well versed with UNIXRed Hat Linux and Windows XP/NT/2000/98.
Experience in upgrade from Weblogic 8.1 to 10.3 and re-deploy all the BEA Weblogic systems.
Managing and Monitoring the JVM performance by WebLogic Heap Size, garbage collection, JDBC Pools, Thread dumps and analyzing to find the problems in application.
Used WLST scripts for monitoring the health of servers, connection pools and Data sources.
Monitored WebLogic server resources using HP Diagnostics
Extensive experience in finding the Memory Leaks and tuning the JVM Heap Size by configuring Eclipse Memory Analyzer to detect memory leaks.
Involved in doing a performance benchmark of WebLogic server by using Load Runner.
Knowledge in applying the patches to the WebLogic servers.
Created cron jobs for scheduled batch jobs.
Configured and setup Secure Sockets Layers (SSL) for data encryption and client authentication.
Log file analysis for troubleshooting to resolve issues using scripts.
Experience with supporting development team debugging and failure handling.
Experience in Core Dumps, Thread dump, Memory leak and Verbosegc analysis.
Developed the startup and shutdown scripts for the WebLogic servers.
Involved in Performance tuning of Weblogicserver 11g with respect to heap, threads and connection pools.
Experience in developing and deploying the applications on multiple WebLogic Servers and maintaining Load balancing, High availability and Fail over Functionality.
Used WLST to administer and monitor Weblogic server.
Dealt with troubleshooting issues like Out of Memory, High CPU, Server Hang.
Configured and administered JDBC, JMS, JTA, JNDI and Node Manager to administer the Managed Servers in WebLogic Application Server.
Provided 24/7 on call support in both testing and production environment.

TECHNICAL SKILLS

APPLICATION SERVERS: Weblogic server 8.1/9.0/10.3/ 11 g/12c, Oracle Weblogic Portal

WEB SERVERS: Apache HTTP server, OHS

DATABASE: Oracle 8i/9i/10g

OPERATING SYSTEMS: UNIX, LINUX (Red Hat), Windows 2000/NT/XP

TOOLS: Wily Introscope, Siteminder, SVN, Jenkins

PROFESSIONAL EXPERIENCE

Confidential

WebLogic Administrator

Responsibilities:

Performed migration activities i.e. moving code from development environment through different environments for WL 11.x deployments.
Migrated Weblogic 8.x/9.x to Weblogic 10.x
Performed web server (Apache) administration onUNIX
Configured and administered JDBC,JMS, and JNDI in WebLogic Server8.x, 9.x
Configured and monitored application servers in Production on WILY Introscope.
Worked with both technical and non-technical teams to establish project plans and ensure timely completion of projects.
Troubleshooting using thread dump, heap dump and Garbage collection analysis for WebLogic server issues.
Regularly involved with troubleshooting, debugging, script building, automation innovation, monitoring, develop document and procedures, etc.
Created Managed Servers and Node Manager in Production Servers and test servers.
Developed Scripts for deploying applications in different environments using weblogic.Deployer utility.
Provided technical support for Production application environments.
Participate in full development lifecycle activities ranging from code install, troubleshooting performance and resolving production issues.
Monitoring the error logs, fixing the problems and tuning parameters on WebLogic environment.
Configured and setup Secure Sockets Layers (SSL) for data encryption and client authentication.
Worked on 24/7 on calls to support various applications
Worked with different teams to automate and improve the migration process

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