SUMMARY

• 8 years of IT industry experience in the field of Client/Server Applications and Middleware Server Administration.
• 6+ years of Extensive experience with WebLogic Server Administration for Production, Development, Staging, and UAT & QA environments.
• Installed, Configured and Administered Oracle WebLogic Server versions 7.x/8.x/9.x/10.x./11g/12cin various environments.
• Experienced in Troubleshooting, Load Balancing, Clustering, Deploying Applications, Performance Tuning and Maintenance of across different WebLogic Server versions.
• Experience with WebLogic Administration under different operating environment - UNIX, Linux, SUN Solaris, Windows.
• Expert in Web and Application Server Installation, Configuration, clustering, application deployment, monitoring and troubleshooting.
• Extensive Industry experience in Installing, Configuring and administering Web Servers like Apache 2.2 HTTP Server, SUN ONE 6.1 Webserver (iPlanet), Apache TOMCAT 6.0, Microsoft IIS Server and IBM HTTP Server.
• Good working Knowledge on different Databases like Oracle, DB2, Sybase and SQL Server, besides integrating them with applications.
• Extensive experience in setting up multiple Domains, including Machines, Managed servers, Node managers across Clustered environments.
• Deployed various WAR, JAR, EAR, and RAR applications in clustered environment using Admin console, Shell scripts & WLST scripts.
• Configured and administered JDBC, JMS, JTA, JNDI and SNMP
• Good BASH, C-Shell and KORN UNIX (shell) scripting skills in UNIX.
• Experience in configuring and administrating WebLogicJDBC connection pools with Different databases like Oracle 9i/8i, MySQL, MS SQL Server and MS Access.
• Used WebLogicscripting tool to administer, monitor WebLogic servers and performed regular performance tuning, monitoring in WLST.
• Proven experience in troubleshooting by analyzing log files for probable errors.
• Highly expertise in migration projects of WebLogic from 9.2 to 11g1 and upgraded JDK in application environments.
• Working knowledge of Big IP F5Load Balancer and MQ-Series based JMS
• Managed and monitoringJVM performance tuning by adjusting WLS HEAP SIZES, Garbage Collection, JDBC pools and taking Thread dumps, Heap dumps, pstack, prstat and analyzing to find the problem in applications.
• Experience in installing and configuring JBossversions 5/6 on various operating systems.
• Excellent application development and interfacing experience with LDAP using Netscape and SunONE directory Servers.
• Involved in SDLC (Software Development Life Cycle)-Analysis, Design, Development and testing. Ability to deliver quality work under pressure and aptitude to meet the given deadlines.
• Provided 24/7 on-call support for production, strong team player, good analytical skills.

TECHNICAL SKILLS

Programming Languages: C, C++, JAVA/J2EE

Operating Systems: UNIX, Solaris, Red Hat LINUXWindows 98/2000/NT/XP/VISTA.

Middleware: Oracle WebLogic Application Server 6.x./7.x./8.x./9.x/10.x./11g/12c Apache-HTTP Server 2.0/2.2, Sun One Webserver 6.x, Apache Tomcat 6.x, MS ISS server 5.1/6.0, IBM-HTTP Server.

J2EE Technologies: Servlets, JSP, JDBC, JMS,EJB and swing components

IDE’s/Utilities: Eclipse, WebLogic Workshop, MS Visual Studio 2005, Putty, and WLST.

Networking & Protocols: TCP/IP, Telnet, HTTP, HTTPS, FTP, SNMP, LDAP, DNS, DHCP, ARP, SSL, eathereal and Wireshark

Other Tools: Windows SFU, Adobe Photoshop, Adobe Dreamweaver, Adobe Flash, MS Office.

PROFESSIONAL EXPERIENCE

Confidential, LA, CA

SR. MIDDLEWARE/WEBLOGIC ADMINISTRATOR

RESPONSIBILITIES:

• Installed and configured WebLogic Application server 10.x/11g/12c using graphic and silent mode and configured the WebLogic domain.
• Performed WebLogic server administration tasks like configuring Managed servers and setup cluster environment.
• Configured Node Manager for running managed servers.
• Installed and configured Apache HTTP Server 2.0, Tomcat 6.0, IIS 6 and Sun One Web Servers in various environments Installed and configured plugins for Apache HTTP server and Sun One Web server to proxy the request for WebLogic server.
• Experience in analyzing the proxy server log in comparison with WebLogic logs to narrow down the malformed request.
• Performed migration and upgradation tasks like upgrading WebLogic server 10.x to WebLogic 12c and updating JDK’s and installing service packs and patches for WebLogic Server.
• Troubleshooting everyday problems and issues by interacting with developer and testing teams and provided 24x7 On Call Production support on rotation basis.
• Deployed various J2EE and enterprise applications (WAR, JAR, RAR, EAR) on managed servers and cluster environment and maintained Load Balancing, High Availability and Failover.
• Created WLST and shell scripts to monitor domains, recycle clusters, monitor disk space, monitor number of Apache connections, and ran them as cronjobs for timely running programs Configured JNDI as repository for EJB Home stubs, JDBCdata source, JMS connection factories, queues and topics.
• Configured and administered JDBC Connection pools/multi pools/ data sources on WebLogic.
• Involved in monitoring error logs, troubleshooting and fixing the problems.
• Handled Memory issues, such as application leak, WebLogic leak and sun java bug by tuning and profiling memory with third party tools.
• Implemented security by configuring Secured Socket Layer (SSL) for client authentication and data encryption.
• Installed and configured LDAP server using Sun One Directory server for user authentication.
• Configure Siteminder with Web servers.
• Configure F5load balancer with Web servers.
• Developed and run UNIX shell scripts and implemented auto deployment process.
• Solved server hang issues such as Deadlock, Application and Database level lock by taking thread dump and analyzed to get the root cause analysis of the hang.
• Performance monitoring and JVM Heap size and EJB monitoring using Wily Introscope and Load testing using Mercury Load Runner and Jmeter with Thread and Heap analysis Using Samurai thread dump.
• TDA and Heap Analyzer for detecting blocking and locked threads.
• Implemented standard backup procedures for both application and WebLogic server.
• Involved in assisting QA team in Load and Integration testing of J2EE applications on WebLogic Server.

Environment: BEA WebLogic 10x/11g, JDK 1.3/1.4/1.5, JRockit 8.1, Apache 2.x, Tomcat 6.0/6.1, Sun One/ iPlanet, IIS 6, Solaris 8,9, Red Hat LINUX, Windows 2003, Oracle 8i/9i, JDBC, EJB, JSP, Servlets, XML,MS Office.

Confidential, PHOENIX, AZ

SR. J2EE APPLICATION ADMINISTRATOR/ PRODUCTION SUPPORT

RESPONSIBILITIES:

• Performed WebLogic Server administration tasks such as Installation, Configuration, Monitoring and Performance Tuning.
• Deployed various WAR,JAR and EAR applications in Production and non-production Environments
• Removing/Updating deployed applications within the application environment.
• Developed Startup, Shutdown and bouncethe WebLogic server scripts.
• Installed and configured Apache web server 2.0 in all environments.
• Developed Crontab scripts for timely running jobs and provide server status.
• Configured and administered JDBC Connection Pools/Multi Pools/Data Sources on WebLogic Server 9.x
• Created Managed Servers and Node Manager in Production Servers and test servers.
• Developed Scripts for deploying applications in different environments using weblogic.Deployer utility.
• Installed, configured and maintained JBoss Application Server.
• Installed and deployed Enterprise applications on JBoss application server.
• Performance tuning of JVM heap size, garbage collections, java stack and Native thread & production performance.
• Administered performance tuning capabilities in solving environmental/configuration issues that customers have in web server plug-ins, Cluster setups, JMS Bridge configurations, Connection Pools setup etc., these involve third party products’ interaction with the BEA WebLogic Server.
• Deployed the applications on multiple WebLogic Servers.
• Maintained Load balancing,high availability and Failover functionalities.
• Configured LDAP using Sun ONE Directory Server for user authentication.
• Created WLST scripts for deployment activities like deploy, undeploy, redeploy start and stop the applications.
• Created Work Managers for the specific applications based on their priority.
• Setup WebLogic 10.x server as a Windows Service.
• Troubleshooting WebLogic Application Server connection pools and manager with Oracle8x &9x
• Involved with the developers in trouble shooting and fixing day-to-day problems of the applications in Production on 24/7 schedule
• Monitoring error logs, fixing problemsand tuning parameters on WebLogic environment
• Configured and setup Secure Sockets Layers (SSL) for data encryption and client authentication.
• Monitoring the startup logs for any exceptions or errors. Performing regular health checks for the servers in the Testing and Production environments.

Environment: JDK 1.3, JDBC, SQL/PLSQL, XML, Oracle 9.i, Shell Scripting, Windows NT, BEA Web logic 9.x, ANT, UNIX (HP-UX).

Confidential, CINCINNATI, OH

SR. WEBLOGIC/APACHE ADMINISTRATOR

RESPONSIBILITIES:

• Performed WebLogic Server administration tasks such as Installation, Configuration, Monitoring and Performance Tuning.
• Deployed various WAR,JAR and EAR applications in Production and non-production Environments
• Removing/Updating deployed applications within the application environment.
• Developed Startup, Shutdown and bouncethe WebLogic server scripts.
• Installed and configured Apache web server 2.0 in all environments.
• Configured and administered JDBC Connection Pools/Multi Pools/Data Sources on WebLogic Server 8.x
• Created Managed Servers and Node Manager in Production Servers and test servers. Developed Scripts for deploying applications in different environments using weblogic.Deployer utility.
• Installed, configured and maintained JBoss Application Server.
• Installed and deployed Enterprise applications on JBoss application server.
• Performance tuning of heap size, garbage collections, java stack and Native thread & production performance.
• Administered performance tuning capabilities in solving environmental/configuration issues that customers have in web server plug-ins, Cluster setups, JMS Bridge configurations, Connection Pools setup etc., these involve third party products’ interaction with the BEA WebLogic Server.
• Deployed the applications on multiple WebLogic Servers.
• Maintained Load balancing,high availability and Failover functionalities.
• Created Work Managers for the specific applications based on their priority.
• Troubleshooting WebLogic Application Server connection pools and manager with Oracle8.x&7.x
• Involved with the developers in trouble shooting and fixing day-to-day problems of the applications in Production on 24/7 schedule
• Monitoring error logs, fixing problemsand tuning parameters on WebLogic environment
• Monitoring the startup logs for any exceptions or errors. Performing regular health checks for the servers in the Testing and Production environments.

Environment: JDK 1.3, JDBC, SQL, XML, Oracle 8.i, Shell Scripting, WindowsBEA Web logic 8x, UNIX (HP-UX).

Confidential, HOUSTON, TX

MIDDLEWARE OPERATIONS SUPPORT ENGINEER

RESPONSIBILITIES:

• Installation and Configuration of WebLogic Application Servers on Linux and Solaris.
• Installation and Configuration of Apache Web server
• Generate and Install the SSL Certificate.
• Deployment the .war and .ear files in Dev/Stage and production mode in Intranet/Internet Environments.
• Responsible for setting customized Site Minder Logins, Custom error responses On Apache web server
• Configure Message Bridge and JMS Queues and topics.
• Server Performance tuning and Trouble shoot the applications and server side issues.
• Create the Data Source, Connection Pool and test the Connection to connecting the DB or Not.
• Install the BEA License File.
• Deploying the New Sites in development and Production Mode.
• Creating the virtual hosts in apache Webserver and WebLogic Server
• Creating the New Users and groups in WebLogic app server and provide the Global Roles
• Application backup with tar and zip.
• Space and log files monitoring.
• Process management.
• Scripting like to automate starting and stopping servers on physical reboot of Servers, ftp files between server and local machine, check status of servers and mail etc.

Environment: WebLogic 7.1,IIS, apache 1.3,Java, JMS, JDBC, UML, XML, Oracle, Solaris, Linux, and Windows NT

Confidential 

WEB ADMINISTRATOR

RESPONSIBILITIES:

• Involved in the business analysis and system design to support the workflow.
• Requirement Analysis and defining the Scope.
• Conducted client side validations using JavaScript.
• CodedJDBCcalls in the Servlets to access the Oracle database tables.
• Designed and coded thejavaclass that will handle errors and will log the errors in a file.
• Queried and wrote stored procedures for Oracle and SQL server database.
• Deployed the application onJBossApplication server.
• Involved in creating User Authentication page usingJavaServlets.
• Involved in the Maintenance and Support of the System.
• Responsible forIntegration,unittesting,systemtestingand stress testing for all the phases of project.

Environment: JDK, J2EE, JSP, HTML/CSS, Servlets,JavaBeans, MDB, JDBC, MS SQL Server, Oracle 7i, JBoss, CVS, JavaScript, Eclipse, ANT,JUnit 3.x.