SUMMARY

• Around Six years of experience in IT in WebLogic Server System Administration
• Extensive working experience on Installing WLS, setting up WebLogic Domains, configuring/ monitoring/ administering Admin Servers, Managed Servers, Taking Thread/Heap Dumps, Garbage collection and Node Manager.
• Vast experience in installing and configuring JBOSS EAP 5.x/6.x in various environments.
• Expertise in configuring a domain, deploying applications, configuring data sources, logging and web subsystems in JBoss 5 and EAP 6.2.
• Good knowledge on various modes and types of deployments (Console/Command line) of J2EE applications on different versions of WebLogic Server on different OS platforms with minimum downtime in both prod and non - prod environments.
• Expertise in the Administration, Installing, Configuring Web Servers like Apache 2.0, Apache Tomcat 6.0, Microsoft IIS Server.
• Have good experience in creating, configuring clustered environments to maintain load balancing and high availability of applications.
• Configuring and administering JDBC resources (DataSources, connection pools), JMS resources (Queue, Topic, connection factory), JNDI.
• Extensive experience in Configuring JDBC, JMS, JTA, JNDI, SNMP, Jrockit IT/JDK in Weblogic Application Server 7.x/8.x/9.x/10.x and JBOSS 4.x/5.x.
• Good knowledge in configuring Node Manager, associating managed servers to a machine to control/monitor managed servers on various physical boxes.
• Worked on configuring SSL Certificates in WebLogic server
• Well versed with deployment and troubleshooting of JAR, WAR, and EAR files in domain and clustered environments.
• Have experience in Performance Tuning and Optimization of WebLogic Servers.
• Knowledge of Monitoring the WebLogic system using monitor scripts, admin console and various logs time to time and solve the issues accordingly.
• Have hands on experience in identifying the issue by analyzing the related logs and solve the issue on time.
• Having Strong experience in JBoss, Apache Tomcat, IIS, Apache HTTP Sun One (Web/Application Servers) administration such as Installation, configuration and administration in different environments.
• A good team lead and a very good team player with ability to communicate with business counterparts effectively; excellent interpersonal, presentation, and collaboration skills to work and operate with limited supervision.

TECHNICAL SKILLS

Platforms: RedHat Linux, Solaris8/10, Novell Linux, use 10, AIXWindows 2000/XP/2003 Unix, Linux.

Web Technologies: Jrockit IT/JDK 1.4/1.5/1.6, Servlets, Applets, EJB 2.0, JSP 1.2, J2EE, JMS, Networking, JDBC, JNDI, & LDAP

Web/Application Servers: BEA Weblogic Server 7.x/8.x/9.x/10.x, JBOSS 4.x/5.x, Apache WebServer 2.x, Apache Tomcat 5.x/6.x, OC4J, SJSAS 9.x, Sun ONE Web Server 6.x & IIS WebServer 4.x/5.x.

Languages: C, C++, JAVA, SQL & PL/SQL, Unix Shell Scripting, Perl and Pascal.

Tools: Load Runner, Samurai, Wily Introscope, Jakarta and Jmeter, Thread Dump Analyzer, MS-Office, Optimize IT, Jprobe, Clearcase, Remedy and Rational Rose.

Databases: Oracle 8i/9i/, DB2, Sybase, My SQL, SQL server, MS Access.

Scripting Languages: WLST, JavaScript, Shell script, Jython, ANT & Perl.

Markup Languages: HTML, WSDL, XML/XSL.

Networking Protocols: TCP/IP, HTTP, HTTPS, RMI, TELNET, FTP, SNMP, t3 and t3s.

PROFESSIONAL EXPERIENCE

Confidential - Austin, Texas

Middleware Administrator/Jboss Admin

Responsibilities:

• Expertise in configuring a domain, deploying applications, configuring data sources, logging and web subsystems in JBoss 5 and EAP 6.2 in different environments like Development, QA, UAT and Production on Linux (RHEL 5) and Solaris 9 operating systems.
• Installed, configured and administered Weblogic 9.x/10.x in various environments like Development, QA and Production on Solaris 9 and Windows server 2003 operating system.
• Installed SJSAS 9.1(Sun Java System Application Server) and created/configured domains in Development, Perf, Test and Production environments on SunOS 5.1.0
• Performed Installation of JBOSS JON 2.4, monitoring server which will monitor the JBOSS instances, Operating system parameters running on different Operating systems.
• Created groups, users, roles and configured alerts in JON 2.4 (JBOSS Operations Network) monitoring server.
• Configured connection pools and Datasources for Weblogic 9.2/10.3, JBOSS 4.2/5.0.1/5.1.0, and SJSAS 9.1 application servers with backend oracle 9i/10g/11g RAC DB’s.
• Deployed WAR & EAR files in Weblogic 9.2/10.3, JBOSS 4.2/5.0.1/5.1.0 and SJSAS 9.1 application servers hosting clustered environments.
• Performed WAR, EAR & JAR files deployment in Weblogic 9.2/10.3 and SJSAS 9.1 through admin-console.
• Developed scripts to monitor JVM Heap Size, JMS Messages in the Destination queues in the production environment.
• Dealt with troubleshooting issues like Server hang, keep alive threads, HTTP threads, Application Deadlock, Perm Gen space, Out of Memory Issue, High memory usage and High CPU.
• Single handedly performed up-gradation of JBOSS 4.2 GA to JBOSS 4.2 EAP, Red hat release and configured JDBC, log4j, JMS and JDK.
• Involved in migration of weblogic 8.1.5 to weblogic 9.2 MP3 and JDK 1.4 to JDK 1.6.
• Configured JDBC and JMS Queues in Weblogic 9.2/10.3, JBOSS 4.2/5.0.1 EAP
• Configured Active MQ 5.0 to use JMS Queues in environment hosting SJSAS 9.1 application server.
• Provided Development team with thread dumps and heap dumps using jstack and jhat, JDK tools.
• Worked with networking team during load tests and suggested changes on BIG IP F5 LOAD BALANCER such as enabling snat-pool, 1-connect profile etc.
• Assisted in several Load tests and gave suggestions at OS level tuning, also configured Weblogic and JBOSS Application servers to produce the best results.
• Installed Apache 2.0, and configured plug-in for clusters running on Weblogic 9.x/10.x.
• Installed JBOSS web server 1.x and configured with JBOSS EAP 5.0 for load balancing.
• Created SSL certificates for JBOSS 5.x/4.x.
• Configured LDAP using Netscape directory Server for user authentication.
• Automated WAR deployment procedure in production environment running on JBOSS EAP 5.x using UNIX shell script.
• Hands On in monitoring physical hosts, application servers and web servers through BMC Patrol and HP Sitescope monitoring systems.
• Created Remedy Tickets for Change/Release management using Remedy Client and Remedy
• Created cron jobs for timely running of scripts.
• Being a part of production team provided 24x7 supports for all the environments.

Environment: Oracle Weblogic Server/portal 6.1/8.1.5/9.2 MP3/10.3, Oracle Fusion 11g, JBOSS 4.2/5.0.1/5.1.0 /6.2 EAP, Apache Tomcat 5.0, SJSAS 9.1, Solaris 8/9/10, Windows 2003 server, Linux RHEL 5, Jrockit/JDK

Confidential

Sr. WebLogic Admin

Responsibilities:

• Performed Weblogic Server administration tasks such as installing, configuring, monitoring and performance tuning.
• Responsible for installing SSL certificated on Apache and Sun One Web Servers.
• Developed Application deployment, Server restart, WebLogic Health Monitoring scripts for BEA WebLogic 9.2MP2 and 8.1sp6 Clustered & Non-Clustered environments.
• Installed and Configured Apache Tomcat 6.0 application servers on various environments like Dev, Test, Perf and Production
• Managing and Monitoring the JVM performance by Weblogic Heap Size, garbage collection, JDBC Pools.
• Configured Execute Threads, Connection Pools and JMS Bridges etc. for different components of the retailed applications.
• Ensured application dependencies are integrated on system level components such as database, Data Source Name, and Application Server connection pooling (DB2) including identification and documentation.
• Configured virtual hosts and transports for WebSphere application servers.
• Installed, configured, administered and supported JBOSS on RedHat Linux Environments
• Performed J2EE application deployment and administration
• Deployment and troubleshooting of JAR, WAR, and EAR files on both stand alone and clustered environment in JBOSS 4.2/5.0, Weblogic 8.x/9.x/10.x and Apache tomcat 6.0.
• Troubleshooting and maintenance for production, development, QA and training environments.
• Installed and configured Sun One Web Servers in various environments.
• Responsible for Performance tuning of various WebLogic Instances.
• Converted and automated builds using WLST
• Configured users groups and Global Roles.
• Configured Clusters, Server groups and Cloning for improved availability and failover capacity.
• Created and configured Data Sources for database connectivity & JMS resources
• Configured global security in WebLogic using LDAP authentication
• Created domain configuration scripts to configure new domains, modify existing domains.
• Developed UNIX & WLST scripts to perform automated deployments.
• Created Crontab scripts for timely running jobs, performed Thread Analysis and Heap Analysis.

Environment: WebLogic 10.x/9.x/8.x/7.x, RHEL, Solaris 8.0/9.0/10, Oracle Portal 11g, WebLogic portal server 9x, Tomcat 6.0, Windows 2003, RHEL 3.0AS,AIX 4.3/5.1/5.2 Apache 2.0.x, JRockit1.4/1.5/1.6, Oracle 11g

Confidential, Milpitas, CA

WebLogic Admin

Responsibilities:

• Deploying the WAR, EAR Applications in various environments using console and command line with cache clear.
• Installation of WebLogic software in Development and Production Environments
• Involved in Application support and maintenance activity
• Created WebLogic domains and involved in setting up of Admin & Managed servers for JAVA/J2EE applications on development and production environments.
• Configured Load Balancing Features to different applications depending on the load and visibility of the application
• Creation of Connection Pools, Data Sources in WebLogic console.
• Working with clients, resolving their issues, giving the analysis of the issues.
• Handling Change/Incident/Problem management activities.
• Handling the faults that are raised on Production environment.
• Deployment of new release in to the Test/Pre prod/production environment.

Environment: WebLogic 11g, Linux (RHE), Apache Webserver 2.0, Apache Tomcat 5.0, Windows 2003, Jrockit IT/JDK 1.5, JDBC, JMS, EJB, JVM, J2EE, Oracle 9i/10g/11g

Confidential, Houston, TX

System Administrator/Production Support

Responsibilities:

• Installation Configuration & Administration of Clustered Weblogic Server 8.1 on Production Environment
• Used config wizard and config builder extensively to create and manage WebLogic domains
• Migration of WebLogic Server from Windows to Linux Environment
• Involved in Windows Server 2000 & 2003 OS installation and troubleshooting
• Deployed the EAR, JAR, WAR applications on multiple Weblogic Servers Instances and maintained Load balancing, high availability and Fail over functionality
• Maintained change management records for all the changes occurred while migration.
• Experienced in Configuring JMS resources Queues, Topics, Distributed destinations, message bridges and JDBC connection pools, data sources
• Installed, configured, administered and supported JBOSS on RedHat Linux Environments
• Configured SSL and created Digital Certificates for secured communication between applications
• Experienced in configuring Horizontal and Vertical Clusters
• Created Domain Templates to replicate the environment on new Weblogic servers
• Working knowledge of Networking concepts, Trouble shooting Network
• Worked with WLST scripts and Shell Scripts to automate frequently done tasks like deployments
• Experienced in analysis of thread dumps, core dumps, server hang and high CPU utilization conditions
• Experienced in setting virtual machines using VMware
• Resolved high priority tickets documenting system outages in any of the above environments
• Involved in assisting QA team in Load and Integration testing of J2EE applications on WebLogic Application Server

Environment: WebLogic 8.1, Apache 2.0.x, VMWare, LINUX, Widows Server, Jboss 5.x, Windows 2003.

Confidential

WebLogic Admin

Responsibilities:

• Installing, configuring and maintaining of WebLogic Server on Development and Production Environment.
• Installing and Configuring of Clusters in WebLogic Application Server.
• Configuration of JDBC connections and DataSources with Oracle Database Server troubleshooting and fixing up problems
• Monitoring the Error Logs and tuning parameters on WebLogic environment
• Communicate early warnings about system downtime to Users
• Involved in providing support for WebLogic related issues in the network

Environment: WebLogic 10g, Windows, Linux, Oracle 10g, Apache, JAVA, JVM, JMS, JDBC, Shell Scripting.