SUMMARY

• 8+ years of extensive experience with WebLogic Server Administration for Production, Development, Staging, UAT and QA environments. Handling all the aspects of Installation, Configuration, Troubleshooting, Load Balancing, Clustering, Deploying Applications, Performance Tuning and Maintenance of WebLogic Server versions 7.x/8.x/9.x/10.x
• WebLogic installation 3 modes - GUI, Console and Sillent mode. Configuration template’s for various environment based installations.
• EAR, WAR, JAR Deployment - Stage, No-Stage, External Stage mode - Archive and Exploded Directory format.
• Extensive experience in Designing Enterprise Applications for J2EE platform using MVC, JAVA, JSP1.2, Servlet 2.4, EJB 2.1, JDBC/ODBC, RMI 1.0, JMS 1.2, Apache Ant 1.6.
• Migrating applications from Weblogic to Jboss
• Implementing high availability Architecture (OS Level Clustering, Hardware and Software Load balancing, Application Server level Clustering.)
• Implementing/Suggesting Cost efficient and robust architectures (Using Virtualization technology in Test and Development Environment )
• Experience in trouble shooting failed mission critical production systems under extreme pressure conditions and time constraints.
• Upgradation of WebLogic servers in development, testing and production environment and applying patches
• JDBC Connection Pool and Multipool configuration with Oracle, MySql, DB2 and SqlServer etc.
• WebLogic Administration, Monitoring and Troubleshooting using Admin Console and JMX.
• Web Servers - Apache, MS IIS and iPlanet configured with standalone Managed Servers and Clusters of managed servers.
• Cluster Configuration - Single Cluster, Multiple Clusters and Deployment over clusters.
• Familiar with SOX compliance and FDA regulatory practices for process management.
• Well versed with WebLogic’s HttpProxyServlet and HttpClusterServlet configurations.
• Expertise in analyzing Memory Leaks, JVM heap settings and tuning.
• Good at Server Performance Tuning - Thread Dump Analysis, Core Dump Analysis when Server crashed unevenly.
• Extensively used WLST, Jython Script for configure various WebLogic Components/Services.
• Third party profiling tools - Wily Introscope, Jprobe, OptimizeIT, JRMC.
• JMS Configurations - JMS Server, Connection Factory, Foreign JMS server, Message Bridge, Topic/Queue, Distributed destinations.
• IBM WebSphere MQ Series Installation and JMS Artifacts configuration.
• Node Manager Configuration - remote managed server start and stop. SSL communication between adminserver and node manager.
• Security -
• User and Group configuration.
• 1- way SSL and 2 - way SSL configuration.
• External LDAP configuration - iPlanet, ADS.
• Web Applications with Form Based, Basic, Digest and Client Certificate Authentication.
• WebSerivces Tools - servicegen, clientgen, autotype, etc. WebSerivces creation from java, from WSDL and schemas, 1-way and 2-way SSL WebSerivces.
• Configuring the custom Execute Thread Queue for the critical applications.
• Experience in all the WebLogic utilities - WebLogic.Admin, WebLogic.Deployer,ejbc,appc,
• Worked on Sybase ECRTP instances, promoting and updating configuration files.
• Worked on Edifecs Xengine Servers, configuration, updating and communication to other applications.
• Experience in writing Scripts to handle complex automation / administration using Shell scripting, WLST and WLShell.
• Extensive experience with administration like WebLogic.
• Proficient in developing UNIX Shell, PL/SQL and SQL scripts.

TECHNICAL SKILLS

OS: HP-UX 11.XX, Solaris 8/10, RedHat Linux(2.X,3.X,4.X,5.X), Novell Linux, AIX, Windows 2000/XP/2003, Unix, Linux, Amazon Cloud, VM ESX/ESXI.

Languages: Java, PHP, SQL, PL/SQL, C, C++.

Scripting: WLST, Jython, PERL, WLShell, Shell Script, Java Script.

RDBMS: Oracle 8i/9i/10g/11g, Oracle RAC, UDB DB2, MySql, SqlServer, Access.

Technologies: JMS, Servlets, JSP, Struts, Spring, EJB, Hibernate, XML, SOAP, XSL, Web Services, HTML, JDBC, ODBC, RMI, XML, Sybase, Xengine.

Networking: TCP/IP, FTP, DNS, ICMP, IGMP and Telnet

Security: LDAP, SunOne Directory Server, SSO, SiteMinder, Sun Identity Manager.

Middle Ware: WebLogic Server 10.x/9.x/8.1/7.x, Oracle Application Server 10g/11g, JBoss 3.x/4.x/5.x, WebSphere Application Server, MQ Series, Tibco MQ, iPlanet, Apache web server, Tomcat, Oracle HTTP server, IBM HTTP server.

Packages: MS FrontPage 98/2000, Adobe Products, MS Office, MS Project

PROFESSIONAL EXPERIENCE

Confidential - Plano, TX

Middleware Administrator & CM

Responsibilities:

• Installed, configured and administered Oracle WebLogic Server 10.x/9.x in various environments.
• Configured and administered JDBC, JMS, JNDI in WebLogic Server 10.x/9.x
• Installed, configured and administered Oracle fusion Middleware - SOA in various environments.
• Installed, built and configured the WebLogic servers and SOA Infrastructure for handling BPEL web-services.
• Migrated the WebLogic single point failover instances in to Clusters.
• Installed and Configured JRMC, Jprobe and Unix monitoring scripts to monitor weblogic servers.
• Worked extensively on the work around and permanent resolution in the environment with the team and also with the Vendors.
• Deployed the applications on multiple WebLogic Servers and maintaining Load balancing.
• Trouble shoot issues related to WebLogic and SOA in various environments.
• Installed, configured and maintained the web-servers (OHS/apache) as front end of application servers.
• Created and renewed certificates through Keytool and incorporating them on the servers.
• Created External certificates through Oracle Wallet Manager and implementing the external certificates on the Oracle HTTP servers.
• Worked extensively on Configuring Oracle Http Server/ Apache to forward requests to WebLogic.
• Worked on SSL from Internet to the systems and between Oracle Http Server and WebLogic.
• Maintained and supported heavy traffic URLs like b2b.svcs (business services) and other PROD URLs.
• Administered and configured web-servers to application servers and application server to DB for proper 3-tier communication and trouble-shoot the issues when occur.
• Extensively involved in tuning the various parameters of the server for better performance and troubleshooting issues.
• Deployed the application in WebSphere application server, restarted the WAS servers.
• Monitored the WebLogic error log files and application error log files to track and fix bugs.
• Created and Maintained logs for weblogic and OHS and also LOG Rotation scripts for zipping and deleting after certain period.
• Promoted configuration files through scripts on different and Multiple boxes and environments.
• Worked on Sybase Ecrtp configurations and stop and start-ups of these stand-alone applications on the hosts.
• Worked on Edifecs Xengine Servers and configuration files, Promoted and updated the configurations as per the requirement.
• Worked on communication configuration between ECRTP and XENGINE server to WebLogic and JMS and Connection Factories in WebLogic.
• Hands-on mainframe Tandem servers and monitoring logs and update files if needed.
• Developed and maintain administrative guides for various applications to help support, train and troubleshoot issue. Involved in gather and reviewing requirements for Patching Projects.
• Provide 24/7 on-call supports for critical business applications which handle a million transactions per hour through their life cycle, which included development, testing, break fix, Model Office and Production environments.
• Developed support guidelines documents for other teams and within the team to follow at the time of support.
• Developed and maintained Disaster recovery documents, for the DR Drills and maintained them ready in-case of actual DR.

Environment: WebLogic Server 8.1/9.1/10.x, Oracle HTTP Server(OHS), Apache web server, JDK1.4/1.5/1.6, JRockit1.4/1.5/1.6, J2EE, JSP, Servlets, EJB, JDBC, XML, Oracle9i/10g/11g, HP-UX 11.XX, Solaris, FTP, RHEL, Cent OS, Windows, MQ series, EDIFECS, Sybase, Shell Scripting, WLST scripting, Tandem servers, StarTeam.

Confidential - Charlotte, NC

Middleware Engineer

Responsibilities:

• Migrating the version of the weblogic server from 8.1sp5 and 9.2mp3 to weblogic version 10mp2.
• Applying the Patches to different weblogic server versions according the base compliance of wellsfargo.
• Researched and troubleshoot application and run time issues, from WebLogic configuration to code issues after applying the Patches.
• Worked on the installing, upgrading and setup of the patch levels in the customized environment as a member of Audit, Risk & Compliance team.
• Worked extensively on the work around and permanent resolution in the environment with the team and also with the Vendors.
• Install, upgrade patches, deployment, monitor, tuning and configuration of WebLogic application server in multi cluster/server environment. Configured Node manager for administration of Managed servers.
• Worked closely with Development Teams to establish, creating and managing new Repeatable WebLogic environments (e.g. hostnames, port numbers, and configurations). And also manage the integration of WebLogic with backend databases.
• Used HPSA (HP Server Automation) to build and configure the WebLogic servers.
• Installed and Configured Wily Introscope, JRMC and Jprobe to monitor weblogic servers.
• Installed and configured NDM for file transfer from unix to mainframe.
• Troubleshoot NDM for file transfer issues for the Migration teams and Application teams.
• Involved in trouble shooting and fixing day-to-day problems of the applications in production, production-Fix and testing environments.
• Handled customized Application as a primary support engineer as member of On-going Support team.
• Deployed applications on multiple WebLogic Servers and maintained Load Balancing(BigIP and F5), High Availability and FailOver functionality. Configured Clustering of EJB objects, JDBC Connections and JMS connection factories.
• Worked on Iplanet and Apache Configuration and support for the backend WebLogic server.
• Deployed applications (WAR, JAR and EAR) using WLST, Anthill, Sun N1 Service Provisioning System.
• Worked on MQ Managers and MQ channels start, stop and incorporating in to WebLogic servers.
• Extensively involved in tuning the various parameters of the server for better performance and troubleshooting issues.
• Installed, configured and supported the renewal of the SSL certificates between the servers.
• Provide 24/7 on-call supports for critical business applications which handle a million transactions per hour through their life cycle, which included development, testing, break fix, BCP and production environments. Monitored the WebLogic error log files and application error log files to track and fix bugs.
• Developed and maintain administrative guides for various applications to help support, train and troubleshoot issue. Involved in gather and reviewing requirements for Patching Projects.

Environment: WebLogic Server 8.1/9.1/10.x, Apache web server, WebLogic portal, JDK1.4/1.5/1.6, JRockit1.4/1.5/1.6, J2EE, JSP, Servlets, EJB, JDBC, XML, Oracle9i/10g/11g, Ant1.5.1, Solaris, FTP, RHEL, Cent OS, Windows, NDM, MQ series, Wily, Iplanet web server, Tomcat.

Confidential - Morris Plains, NJ

WebLogic Administrator

Responsibilities:

• Re architect the Data ware in house applications and migrate from Weblogic 8.1 SP5 to Weblogic 10.3
• Migrate Internal websites from Weblogic 8.1 Sp5 to Jboss 4.3
• Developed auto deployment process for Weblogic and Jboss in both WEB and command line interface using PHP/Perl & shell scripting
• Migrate deployment build scripts from Ant to Maven
• Involved in system administration like installing Operation system (RHEL/Cent OS/Solaris/Windows Servers) and build server hardware.
• Migrated all the test and development environment in Virtual servers (ESX/ESXI/XEN)
• Install, upgrade patches, deployment, monitor, tuning and configuration of WebLogic application server in multi cluster/server environment. Configured Node manager for administration of Managed servers.
• Working in between design and development teams to co-ordinate web-engineering architecture level issues and support teams (level 1 and level 2 support).
• Configure and administer WebLogic JDBC connections pools and Data Sources with Oracle 9i database. Deployed various WAR, EAR, JAR applications in Domain and Clustered environments. Configuration and maintenance of J2EE Services including JDBC, JMS on WebLogic Server.
• Deployed applications on multiple WebLogic Servers and maintained Load Balancing(BigIP and F5), High Availability and FailOver functionality. Configured Clustering of EJB objects, JDBC Connections and JMS connection factories.
• Involved in setting up the cluster environment for WebLogic Server.
• Include working closely with Development Teams to establish, creating and managing new Repeatable WebLogic environments (e.g. hostnames, port numbers, and configurations). And also manage the integration of WebLogic with backend databases.
• Configured and deployed applications in various work environments like Development, System Test, Staging and Production.
• Monitor and Tune MQ queue depth, JVM’s, JVM heap size, garbage collections, Java stack and Native thread results in Development and Production performance.
• Provide 24/7 on-call supports for critical business applications which handle a million transactions per hour through out their life cycle, which included development, testing, break fix, L&P testing and production environments. Monitored the database (data tables and error tables), WebLogic error log files and application error log files to track and fix bugs.
• Researched and troubleshoot emerging application and run time issues, from WebLogic configuration to code issues.
• Developed ANT build scripts, UNIX shell scripts and auto deployment process.
• Configured JNDI as repository for EJB Home stubs, queues and topics and was actively involved with the migration of WebLogic server from previous version 7.0 to the current version.
• Produce implementations plans in MS project and Excel for installing and configuring the applications for new releases and for maintenance events.
• User and Group configuration.
• 1- way SSL and 2 - way SSL configuration using File Transfer Protocol(FTP)
• External LDAP configuration - iPlanet, ADS.
• Developed and maintain Administrative guides for various applications to help support, train and troubleshoot issue. Involved in gather and reviewing requirements for new projects

Environment: WebLogic Server 8.1/9.1/10.x, JBoss 4.3, Apache web server, WebLogic portal, JDK1.4/1.5/1.6, JRockit1.4/1.5/1.6, J2EE, JSP, Servlets, EJB, JDBC, XML, Oracle9i/10g, Ant1.5.1, Solaris, FTP, RHEL, Cent OS, Windows, VM ESXI

Confidential - West Point, PA

WebLogic Administrator

Responsibilities:

• Integration and maintenance of provisioning application on testing and production servers with the entire network and billing system applications. Deploying highly complex systems from ground up into production. These applications include Number Management System (NMS), Number Porting System, OTAPA and DMT.
• Installing, configuring and administering of WebLogic, WebSphere MQ middle ware. Installed and configured I-Planet, Apache, Tomcat, MQ and LDAP Server and integrated with WebLogic Application server.
• Configuration and maintenance of WebLogic 8.1 with JDBC, JMS, JNDI, SNMP and J2EE Services. Deployed applications (WAR, EAR, JAR) in Domain and Clustered environments. Configured JDBC Connection pools and Datasources with Oracle 8.i database.
• Migrating internal applications from Weblogic to Jboss
• Installing and configuring ORACLE RAC (6 node)
• OS level Clustering for high availability even if hardware fails.
• Monitor and tune TCP/IP, MQ queue depth, JVM’s, JVM heap size, garbage collections, Java stack and Native thread depending on L&P Testing results and production performance.
• Familiar with SOX compliance and FDA regulatory practices for process management.
• Provide 24/7 on-call supports for critical business applications which handle a million transactions per hour through out their life cycle, which included development, testing, break fix, L&P testing and production environments. Monitored the database (data tables and error tables), WebLogic, CORBA, tuxedo error log files and application error log files to track and fix bugs.
• Developed UNIX Shell, SQL, and PL/SQL scripts for day-to-day system, data and database administration tasks.
• Developed and maintain administrative guides for various applications to help support, train and troubleshoot issue. Involved in gather and reviewing requirements for new projects
• Produce implementations plans in MS project and Excel for installing and configuring the applications for new releases and for maintenance events.

Environment: BEA Web logic 8.1/9.1, Oracle Application Server 10g, JDK 1.4.x, JDBC, SQL/PLSQL, XML, Oracle 8.i, Tuxedo, Shell Scripting, WLST, PERL, Windows NT, ANT, UNIX (HP-UX, Solaris), MQ Series.