SUMMARY

• Around 6+ years of experience in IT sector with expertise in BEA WebLogic Administration (7. x/8. x/9. x/10) under different operating environment - UNIX, Linux, SUN Solaris, Windows NT and AIX.
• Installed, Configured and Administered BEA WebLogic Server in various environments.
• Extensive experience in setting up multiple Domains, including Machines, Managed servers, Node managers and Cluster environments.
• Deployed J2EE Application archives (WAR, JAR, EAR, RAR) in clustered and non-clustered environment using Admin console, Shell scripts & WLST scripts.
• Expertise in writing WLST scripts using Jython/Python for starting, stopping servers, Node managers and deploying applications.
• Experience in configuring and administering of connection pools for JDBC and JMS connections.
• Installed and configured Sun ONE Web Server & Apache Web Server and integrated them with WebLogic.
• Strong knowledge of Clustering EJB objects, JDBC connections and JMS connection factories, queues and topics
• Experience in configuring Node Manager to start and stop managed servers from admin console.
• Excellent application development and interfacing experience with LDAP using OpenLDAP and Sun ONE directory Servers.
• Deployed applications on multiple WebLogic Servers and maintained Load balancing, High Availability and Failover functionality.
• Expertise in managing JNDI, Managing Security, Configuring and monitoring JMS.
• Excellent knowledge of different Databases like Oracle, MSSQL, apart from setting up and integrating them with applications.
• Excellent knowledge of writing UNIX Shell Scripts and ANT scripts to automate System Admin jobs.
• Created cron jobs for timely running of jobs.
• Experience in finding the Memory Leaks and adjusting the JVM Heap Sizes and GC Parameters.
• Monitored WebLogic server resources using Wily Introscope.
• Knowledge of Site Minder, Policy Server, creating Realms and Rules
• Knowledge in applying the patches to the WebLogic servers.
• Monitored JVM Heap size using samurai.
• Experience in troubleshooting and performance tuning
• Created Digital Certificates for secured communication between applications.

TECHNICAL SKILLS

MiddleWare: Weblogic Server 7.0, 8.1, 9.0, 9.1, 9.2, 10.0, Apache-HTTP Server 1.3, 2.0, 2.2, Sun One 6.0, 6.1, Apache Tomcat 6.0, IBM Http server, Microsoft IIS

Identity Management: Oracle Access Manager

Operating Systems: UNIX: Solaris, Red Hat LINUX, HP-UX, IBM-AIX, Windows 98/2000/NT/XP/VISTA

J2EE Technologies: JSP, JDBC, RMI, JMS, JTA, JNDI, JMX, EJB, AWT Servlets, Applets, Swing components

Web Technologies: HTML, XML, DHTML, XSLT, CSS

IDE’s Tools: Net Beans 3.5, 3.6, 5.0, 6.0, My Eclipse, WLST, Putty, Weblogic workshop

Performance Monitoring Tools: Wily Introscope, JMeter, Samurai, TDA, Grinder

Programming Languages: Java, C, C++, C#, SQL, Visual Basic

Database: Oracle 8i/9i/10g, DB2, MS SQL, MYSQL, Point base

Scripting Languages: WLST, Shell Scripting, Perl, Ant Scripting

Protocols: TCP/IP, Telnet, SSH, HTTP, HTTPS, FTP, SNMP, LDAP, DNS, DHCP, ARP, SSL

PROFESSIONAL EXPERIENCE

Confidential, Chicago, IL

Sr. Middleware Engineer/Weblogic Administrator

Responsibilities:

• Responsible for the Installation, Configuration and Administration of BEA Weblogic Application Server 8. x/9. x/10. x and configured the Weblogic domain on UNIX and Windows platform
• Performed Weblogic server administration tasks like configuring Managed servers and setup cluster environment
• Configured Node Manager for running managed servers
• Deployed J2EE Application archives (WAR, JAR, EAR, RAR) in clustered and non-clustered environment on the WebLogic application server
• Configured and administered Weblogic Servers with Oracle 9.0/10g database
• Involved in writing and maintaining WLST scripts for domain creation and application deployment.
• Configured and monitored Sun One (iPlanet 7. x) Web servers with Weblogicproxy plugins.
• Build an Infrastructure to deploy applications with maximum security and optimum performance.
• Configured and administered JDBC connection pools, multi pools and data sources.
• Installed and Configured JBoss 6.0 in DEV,PPE,Prod Environamnet and provided support.
• 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.
• Installed and configured Oracle Weblogic Server 10.3.2 and Weblogic Portal Server 10.3.2 in DEV, STAGE, UAT, PERFORMANCE and PRODUCTION environments on RHEL 5.
• Configured and setup SSL data encryption and client authentication.
• Installed and configuredWily CA agent, Wily enterprise managerandIntroscope Workstation for monitoring performance.
• Used BMC Remedy to generate problem tickets.
• Used SCM tools like Rational clear case, Polytron Version Control Systems (PVCS), SVN and bug tracking tools like clear quest.
• Provided 24/7 application support to all production applications.
• Monitoring server logs and domain logs application deployment and performance tuning.
• Worked closely with Developers and the Envision team in configuring the Weblogic application log4j environment.
• Installed and configured SiteMinder Policy Server (5.5/ 6.0) on UNIX/Windows environments.

Environment: Weblogic 8.x/10.x, Site Minder (5.5,6.0), Weblogic Portal, Wily Introscope 7.x, Windows 2008/2003/XP, Solaris 10/8, RHEL WLST, Perl, Oracle 8i/9i/10g, iPlanet Web Server 7.x, Java, J2EE, JSP, Servlets, EJB, XML, JDBC, HTML, Shell scripting, Samurai.

Confidential, New York, NY

Middleware/Weblogic Administrator

Responsibilities:

• Deployed the applications like formats of WAR, JAR, and the EAR in WebLogic 8.1
• Involved in cluster environment creation and deploying various J2EE applications on the cluster and implemented Load Balancing, High Availability and Failover features
• Deployment of J2EE Web Applications, EJB components and Enterprise applications (WAR, JAR and EAR files).
• Deployed J2EE Web and EJB modules using Ant tool, Weblogic Command Line andWebLogic Admin Console.
• Installed and configured Apache 2.2 in different environments.
• Performed installations, upgrades in Weblogic server from 8.1 to 9.2.
• Used WLST scripts to monitor the JVM heap size, JDBC and JMS resources
• Developed menu driven scripts for Code drops, Software installations and Sever recycle.
• Involved in writing and maintaining shell scripts for log archival taking backups and monitoring disk space.
• Successful implementation of BEA Weblogic, including foreign JMS Server integration using Tibco EMS.
• Developed and maintained applications tools that build and deploy and automate and streamline code management and product delivery process using SVN (Sub Version)
• Managing Security issues in using roles for development, testing and production environments by building Infrastructure for Applications.
• Involved in documenting problem solutions, major configuration changes and system architecture changes.
• Involved in 24/7 support for production environments.
• Troubleshooting any issues that arise during the release or deployment process.
• Created shell scripts for automatic deployment using WebLogic Deployer utility.
• Configuring database connectivity using JDBC and Configured WebLogic Virtual hosts.
• Integrated new Weblogic server (WLS) features into Weblogic Portal product (built on WLS), primarily JAAS based authentication, WLS server based authorization and user management.

Environment: WebLogic 8.1/9.2/10.x, WebLogic Portal 9.x, Apache 2.x, CVS, Windows 2008/2003/XP, RH Linux 5.x, WLST, Perl, Oracle 8i/9i/10g, Java, J2EE, JSP, Servlets, EJB, XML, JDBC, HTML, Shell scripting, Samurai,Tibco.

Confidential, Norwalk, CT

WebLogic Administrator

Responsibilities:

• Involved in all administrative tasks like Installation, Configuration, Deployment and Troubleshooting of BEA WebLogic Application Server 8.1 on Solaris platform.
• Responsible for starting up, configuring, administering and maintaining the J2EE applications as part of the enterprise's computing/ networking infrastructure and applications.
• Extensively involved in Tuning and Clustering of the WLS 8.1.
• Maintained WLS in a project involving 40+ clusters, 86 applications with about 145 servers deployed on separate boxes.
• Setting up the cluster environment for WebLogic Server integrated with multiple workflows.
• Deployed applications on multiple WebLogic Servers and maintained Load balancing, high availability and Failover functionality.
• Responsible for analyzing and troubleshooting all WebLogic related issues reported by the clients in different environments like Dev, Test, UAT, Pre-Prod and Production.
• Involved in bridge calls with other team members and developers for resolving the high priority issues in the Production Environment.
• Used Tibco EMS to provide fully compliant JMS as well as several value added features.
• Troubleshooting WebLogic server connection pool between Oracle 9i and DB2.
• Helped build the Swing based E-Business Control Center for Weblogic Portal Product.
• Involved in doing a performance benchmark of WebLogic Server by using Load Runner.
• Involved in Performance monitoring and performance tuning of WLS.
• Developed ANT build scripts, UNIX Shell scripts and auto deployment process.
• Involved in Configuration and Troubleshooting of Sun One 5.1 on Solaris platform.

Environment: JDK 1.4, WebLogic Server 7.x/8.x, Sun One 5.1, Solaris, Linux, J2EE, JSP, Servlets, EJB, LDAP, JDBC, JMS, XML, Oracle9i, Ant1.5.3, Maven.

Confidential, New York, NY

Middleware Administrator

Responsibilities:

• Installation, Configuring and troubleshooting the WebLogic Application Servers 8.1/9.2
• Application Deployment on BEA WebLogic 8.1on a single Server and a cluster of Servers.
• Worked on Red Hat Enterprise 4/5 platform and Sun Solaris one.
• Configuring Clusters on WebLogic using the WebLogic Console.
• Performed hot deployment of application on WebLogic7.0and 8.1.
• Configuring database connectivity using JDBC and Configured WebLogic Virtual hosts
• Configured SSL communication between adminserver and nodemanager
• Performed analysis Memory Leaks, JVM heap settings and tuning.
• Installed and configured Apache 1.3 as plug-in on UNIX environment and deployed applications.
• Involved in Supporting Ldap, adminConsole, iPlanet, WebLogic Applications, Sales Tools.
• Working closely with designers, developers and partners.
• Installed, configured and maintained iplanet webserver on Solaris 2.x.
• Trouble shot network problems between servers (clustering fail over issues).
• Designing, testing and realizing wide range of services based on latest technologies.
• Migration of application from WebLogic 8.1 Installation and administration of WebLogic.
• Installation of SUN Solaris-2.x, 8 on Sun Boxes Building a development, testing, staging Environment.
• Configuring database connectivity using JDBC and Configured Weblogic Virtual hosts.
• Managing and Monitoring the JVM performance by tuning Weblogic Heap Size, garbage collection, JDBC Pools.
• Communicating, escalating and resolving problems in the integration, staging & production environments.
• Creating new file system, permitting user to mount file system, monitoring free space, disk usage, locating files, checking & clearing log files, administration and monitoring of disk based file system.
• Involved in 24/7 support for production environments.

Environment: Oracle WebLogic Server 7.x/8.x, Apache 1.3, Sun Solaris-2.x, Web Server 6.x, iPlanet Directory Server 5.0, J2EE, Oracle 9i/10g, Jprobe, Wlst, Ant, IIS, SQL.

Confidential

Web Developer

Responsibilities:

• Responsible for coding JavaScript for client side interactions of the web pages developed in JSP and HTML.
• Implemented J2EE patterns in various places.
• Created Custom tags in some of the JSP pages so as to ease other developers efforts. These tags also used for maintainability and enhancing performance.
• Extensively used Weblogic application server throughout the project.
• Was responsible for the handling of the server side business components (Stateless Session beans across all the layers) from the design/analysis phase to the development/integration phase including unit testing (JUnit).
• Contributed in developing DAO framework component that manages the connections with the data source to obtain and store data.
• System testing and rectification of all reported errors.

Environment: BEA WebLogic 8.x, Tomcat 4.x, Java 1.4, J2EE, JSP, Servlets, EJB, XML, JUnit, Windows XP.