Professional Summary:

• Over 8 year's hands on experience in a large WebLogic enterprise environment WebLogic Administrator in both Development and Production stages. Handling all the aspects of Installation, Configuration, Troubleshooting, Load Balancing, Clustering, Deploying Applications, Performance Tuning and Maintenance.
• Extensively worked on WebLogic Server versions 7.x/8.x/9.x/10.x/11g and WebSphere 6.x/8.x
• Experienced in Maintaining BEA WebLogic Server, on different UNIX Sun Solaris 9/10, HP-UNIX, and AIX Red Hat Linux, SUSE Linux and Windows XP/ 2003/2008 setting up the Development, Testing, Staging and Production environments.
• Production support engineer providing 24/7 expert technical support and consultation for Web Logic, MQ Series Messaging, and SunOne web servers running on Solaris 8/10 and RHEL 4/5 operating systems.
• Experience with installing, configuring, administering, implementing and performance tuning clustered SOA environments 10g/11g .
• Experienced in administering and maintaining Oracle/BEAWebLogic 10g/11g Server/Portal 9.x and 10.x.
• Experienced in Java and J2EE technologies which involves JDBC, Servlets, JSP, Java Script Struts, Hibernate3.x, EJB Session Bean , JMS, Web Services, SOAP, and JSF, AJAX, jQuery, JSON,RIDC, JUnit test cases and various configuration tools like Clear Case, VSS, CVS, and SVN, Adobe JRUN.
• Experienced with J2EE application servers Tomcat, Jrun, and Jboss , Oracle, MySQL, Perl, Shell, HTTP, and Apache in UNIX and Linux.
• WebLogic and Tomcat Administrator experience, with knowledge in clustering, JMS, Connection Pools, J2EE Deployments, Thread Dump Analysis.
• Performed root cause analysis and suggested tuning methods for Server problems like Server Crashes, Hangs and Out of Memory issues in various JDKs like SUN JDK 1.3.x/1.4.x/1.5.x and BEA JROCKIT 1.4.x/1.5.x.
• Extensively worked with Performance, Clusters, and preferrably Load Balance
• Experienced on capacity planning and performance tuning of J2EE applications and platforms, using Wily Introscope.
• Experienced with TCP/IP, UNIX, LAN, WAN Administration, Apache, Web Logic, Ethernet, Firewall, Java, UNIX Shell Scripting, Middleware, Web Server.
• Extensively worked on BEA WebLogic 9.x/10.x with expertise in Installation, Configuration, Tuning, and Deploying applications on Unix/Linux.
• Experienced in configuring WebLogic servers in a Cluster solution for High Availability, Load balancing and fail over support.
• Expert knowledge on distributed systems and the support of highly distributed deployment J2EE servers.
• Experienced in WLST, Jython and ANT scripting to automate and monitor the WebLogic routine tasks. Linux Red Hat and Solaris experience.
• Expertise in Handling Code Releases and Deploying applications in Production.
• Significant experience with BigIP F5 Load Balancer administration, shell scripting for alerting and alarming on applications. Significant experience using HP OVO.
• Experienced in finding the Memory Leaks and adjusting the JVM Heap Sizes and GC Parameters.
• Experienced in Configuration of Workstation to view performance data in Wily Introscope7.0.
• Experienced in working with LDAP, SSO, CSS/GSS load balancing.
• Programming experience in client, server technologies and Web technologies.
• Good Experienced in Development and System Testing.
• Good oral and written communication skills.
• Demonstrated ability to work both as an individual contributor and in a team environment.

Technical Skills:

Experience:

Middleware Administrator

Confidential

Responsibilities:

• Managing/Reporting the day to day log listings from the Weblogic 9.2/10.3/11g domains of production environment.
• Experienced in administering and maintaining Oracle/BEAWebLogic 10g/11g Server/Portal 9.x and 10.x.
• Installation and configuration of Weblogic domains on Linux/Hp-Ux.
• Installation and configuration of Apache and tomcat server.
• Configure proxy plug-ins between Apache and Weblogic application servers for Load balancing.
• Troubleshoot application and application server issues.
• Install configure Jboss Application server for the VPDC environment and currently working on the Prod environment setup in Cloud environment.
• Migrating the application from Weblogic/Web Sphere to Jboss
• Application server performance tuning and troubleshoot out of memory exceptions.
• Configured JDBC Data source and JMS.
• SSL Certificate installation for web server instances and application server instances.
• 24/7 on-call production support and troubleshooting issues related to web server and application server.
• Deploy the applications to various environments like DEV, QA, Staging and PROD.
• Install and configure new environments for projects
• Installation, configuration, up-gradation and administration of siteminder R6 R12.
• Leading up-gradation of 800 mission critical apache 2.2 and Tomcat 5.5 instances as part of vulnerability project.
• Experience with replication setup for application code deployments and troubleshooting.
• Provided technical assistance for enterprise solutions and cloud services.
• Training and mentoring junior administrators on middleware technologies.
• Developed ANT script, Shell Script, Python and Perl Scripting for automation of daily tasks.
• Architected middleware tools for cloud environments.
• Experienced with J2EE application servers Tomcat, Jrun, and Jboss , Oracle, MySQL, Perl, Shell, HTTP, and Apache in UNIX and Linux.
• Migration of applications from HP-UX to Linux servers.
• Migration of applications to cloud.
• Extensively worked on SIteMinder versions 6 12.
• Developed ANT build scripts, Unix shell scripts for auto deployment process.

Environment: Oracle Weblogic 9.2/10.3/11g, WebSphere 8.x, Jboss 6.x, Apache 2.x, Tomcat 5.x, Redhat Linux, Siteminder R6 / R12, Hp-Ux, Windows, Replication, Cloud Computing.

Weblogic/ WebSphere Administrator Confidential

Responsibilities:

• Handled multiple projects at the same time. Some are purely weblogic related and others which involve some third party tools.
• Production support engineer providing 24/7 expert technical support and consultation for Web Logic, MQ Series Messaging, and SunOne web servers running on Solaris 8/10 and RHEL 4/5 operating systems.
• Installation, configuration and administration of Oracle Weblogic 9.2.3 and 10.3.5 on Linux for Development, Integration, QA, Soak and Production environments.
• Extensive experience in installation, configuration, and administration of WebSphere Application Server, IBM HTTP Server, WebSphere MQ on AIX, Solaris, Linux, and Windows and automation.
• Responsible for installation, configuration and maintenance of WebSphere Application Server Base and ND , WebSphere Portal Server, WebSphere MQ in a heterogeneous environment
• Upgraded Weblogic 9.2.3 to Weblogic 10.3.5 on several environments.
• Provided 24/7 production support for two projects on rotation basis.
• Recommend design considerations for Websphere apps in an enterprise application environment including clustering strategy, application deployment strategy, separation of presentation and business logic layer, monitoring and load testing all the resources.
• Experience in J2EE JSP, Servlets, EJB, JNDI, JMS , Java2.0, JDBC, Java Beans, RMI, CORBA, JavaScript, XML, HTML, SQL.
• Worked on SOAP UI tool for testing the requests against specific url's.
• Configured JMS servers, JMS Modules for messaging services.
• Configured multi-tier clustered environments for two different projects.
• Configured and administered JDBC connection pools, multi pools and data sources.
• Deployed applications on multiple WebLogic Servers and maintained Load balancing, high availability and Fail over functionality.
• Involved in Performance monitoring and performance tuning of WLS.
• Used Nagios monitoring tool to monitor weblogic domains.
• Involved in writing and maintaining WLST scripts for domain creation and application deployment.
• Experienced with TCP/IP, UNIX, LAN, WAN Administration, Apache, Web Logic, Ethernet, Firewall, Java, UNIX Shell Scripting, Middleware, Web Server.

Environment: Oracle Weblogic 9.2.3/10.3.5, WebSphere 6.x, Apache 2.2, Red hat Linux, Shell Scripting, WLST Scripting, Oracle 11g, JDBC, JMS

Weblogic Administrator

Confidential

Responsibilities:

• Installation, configuration, up-gradation and administration of Oracle Weblogic Server 10.3.3 11gR1 PS2 10.3.4 11gR1 PS3 on Solaris for development, performance, testing, integration and production environments.
• Configured Apache Webserver with Weblogic server using Weblogic proxy plugins.
• Configured the multi-tier Weblogic cluster for multiple environments.
• Involved in writing and maintaining WLST scripts for start/stop of managed servers and jdbc data source creation.
• Configuration and administration of JDBC connection pools and data sources.
• Involved in writing scripts for automation of entire deployment process.
• Deployment of J2EE Web Applications, EJB components and Enterprise applications WAR, JAR and EAR files .
• Extensively worked on BEA WebLogic 9.x/10.x with expertise in Installation, Configuration, Tuning, and Deploying applications on Unix/Linux.
• Deployed applications on multiple WebLogic Servers and maintained Load balancing, high availability and Fail over functionality.
• Provided 24/7 application support on rotation basis for production environment.
• Maintained WLS in an environment involving 8 clusters, 16 applications with about 42 servers deployed on separate boxes.
• Installed and configured Apache 2.2 as plug-in on UNIX environment.
• Generated CSR's and private keys for CRT's and created the required SSL keystores. Configured the keystores in WebLogic consoles.

Environment: Weblogic 10.3.3/10.3.4 11g , Solaris, WLST, Oracle 10g, Apache Web Server 2.2, Java, J2EE, JSP, Servlets, EJB, JDBC, Shell scripting.

Weblogic Administrator

Confidential

Responsibilities:

• Installation up-gradation and administration of Oracle Weblogic Server 10.3.1 on Sun Solaris for development and production environment.
• Configured and monitored SunOne iPlanet 6.x web servers with Weblogic proxy plugins.
• Involved in setting up and configuring WebLogic cluster for multiple environment.
• Involved in writing and maintaining WLST scripts for domain creation and application deployment.
• Configured and administered JDBC connection pools, multi pools and data sources.
• Migration of Weblogic from 9.2 to 10.3.1 in different environment.
• Configured JNDI server as repository for EJB Home stubs, JDBC data source, JMS connection factories, JMS queues and topics.
• Involved in performance tuning of JVM by analyzing garbage collection matrix.
• Writing scripts start stop for web application server administration.
• Handled server hang, dead locks application and database level locks by checking thread dumps and analyzing them to find the root cause of the issue.
• Handled Memory issues and Memory leaks by tuning and profiling with the help of third party tools.
• Configured and setup SSL data encryption and client authentication.
• Installed and configured Wily CA agent, Wily enterprise manager and Introscope Workstation for monitoring performance.
• Provided 24/7 application support to all production applications.
• Monitoring server logs and domain logs application deployment and performance tuning.
• Installed and configured SiteMinder Policy Server 5.5/ 6.0 on UNIX/Windows environments.

Environment: Weblogic 10.3.1 11g , Site Minder 5.5,6.0 , Wily Introscope 7.x, Solaris, WLST, Perl, Oracle 8i/9i/10g, iPlanet Web Server 6.x, Java, J2EE, JSP, Servlets, EJB, JDBC, HTML, Shell scripting.

Confidential

WebLogic Administrator

Responsibilities:

• Deployed various WAR JAR EAR applications in clustered environment.
• Released code to all the environments in the organization including production.
• Monitoring the App server status in all the environments installing and configuring WebLogic Server 8.1.
• Developed Startup and Shutdown scripts for the servers.
• Developed scripts for deploying applications in different environments with error handling.
• Writing Jython script and configuring various WebLogic components/services via Jython script.
• JDBC connection pool tune to execute thread size to have max performance. Enable the profiling to get the details about the connection leak.
• Troubleshooting any issues that arise during the release or deployment process.
• Developed scripts to monitor JDBC Connection Pool Status, JVM Heap Size JMS Messages in the Destination queues in the production environment.
• Configuring Execute Threads, Connection Pools and JMS Bridges for different components of the system.
• Monitor servers and applications for errors and performance problems with server monitoring tools.
• Performed Load-Balancing and Fail-over.
• Experience with JVM and WebLogic tuning utilizing verbose GC logs, Visual GC, JVM Stat, GC logs.
• Tune application and operating system and hardware for optimal performance and general JVM tuning.
• Worked with the Developers and System Administrators and was responsible for setting up, configuring, supporting and managing the WebLogic 8.1 Application server on development, staging and production Environments
• Coordinating the Development and testing teams during the release process with the release team.
• Monitoring the startup logs for any exceptions or errors. Performing regular health checks for the servers in the UAT and Production environments.
• Provided 24/7 on call Production Support.

Environment: JDK 1.4, J2EE, JDBC, JMS, WebLogic server 8.1, Oracle 9i, UNIX, Windows NT.

Confidential

Web Administrator

Responsibilities:

• Installation, Upgrades, and patch maintenance for Tomcat Server.
• Monitoring tools/scripts to get important information from all of department's servers operating system and application patch level, disk space and memory usage, users activities on day-to-day basis.
• Configuring individual servers for different environments.
• Monitor servers and applications for errors and performance problems with server monitoring tools.
• Tune application and operating system and hardware for optimal performance and general JVM tuning.
• Responsible for application changes across different platforms - development, testing and production environments.
• Develop and maintain configuration manuals, procedure manuals and standards for Tomcat servers.
• In a 24x7 support role with substantial knowledge and experience to include deployments, tuning, maintenance and upgrades.
• Used various security roles for maintaining security realms in staging and production environments.
• Used basic Perl scripting to automate the system.
• Managing the User accounts and assisting users on the applications.

Environment: Tomcat 3.x, J2EE, JDK1.2/1.3, JNDI, JDBC, JSPs, HTML, SQL, Oracle 7.x, WebLogic 7.x, J Builder 3.5.