Professional Objective:

To advance my career in the Middleware Technology, working with exciting, and cutting edge technology in a dynamic and challenging environment.

Summary

• Over 7 years of extensive Experience on Web logic Administrator, System admin and Jboss Admin in Insurance, Banking, Hospitality sectors of the fast growing IT industry.
• Implemented BEA Web logic Server and Weblogic Portals 6.x, 7.x, 8.x, 9.x, 10.x, on various multiplatform environments like Sun Solaris, Windows XP/NT/2000, Red Hat Linux, HP-UX, and IBM AIX.
• Hands on experience on administrative tools like Administration Console, WLST and Command line interface.
• Installed, configured and administered Web Servers like Apache 2.x, Apache Tomcat 6.x, Sun One 6.x and Microsoft IIS for Web logic plug-ins.
• Configured Clusters for load balancing and fail over solutions.
• Configured multiple Web logic Domains which includes Node Managers and Managed Servers in multiplatform environments.
• Created Shell Scripts for automation of administration tasks, startup and shutdown of the server.
• Deploying J2EE Application archives JAR, WAR, EAR and RAR and Web-Based/E-Commerce on Web Logic Application Server.
• Strong knowledge in Clustering EJB objects, JDBC connections and load balancing on Web logic and Tomcat servers
• Implemented various services like JTA, SNMP, Message Bridging and Virtual Hosts
• Configured and managed secure environments like SSL and Digital Certificates
• Implemented Security Services under various Realms of Web logic Server
• Extensive experience in production environments, involved performance tuning, tweaking the JVM parameter, Threads, size of the connection pools.
• Experience in finding the Memory Leaks and adjusting the JVM Heap Sizes and GC Parameters.
• Experience in working with development teams to troubleshoot server related application issues, performance issues and application performance tuning.
• Experience in Java performance testing and troubleshooting using JConsole, JRockit Mission Control, and JProfiler.
• Strong experience in performing root cause analysis to investigate the reasons for server and application related issues and suggesting solutions
• Very good knowledge on Windows and UNIX Administration. Able to learn quickly and work independently with excellent written and verbal communication skills

Technical Skills:

Professional Experience

Confidential

Middleware Administration

Responsibilities:

• Installed, configured, administered and Deployed WebLogic Portal Server, portlets and portal applications and integrated Apache web server 2.2/2.4 Tomcat server from 5.0 to 7.0 AS, Weblogic 10g.
• For logging installed and configured Splunk 6.1.2 and managed CISCO Tidal Enterprises Scheduler for scheduling various jobs responsible for business purposes and requirements.
• Installed Venafi for managing all SSL certification for Apache, IIS, Citrix and VMWare Servers
• Installed and configured Weblogic based Oracle SOA environments. Tuned the application to be able to sustain a specified load by the business
• Used F5 as load balancer
• Configured both clustered and standalone Jboss server 5.1.0.GA and EAP 6.0
• Configured connection pools, data sources for JDBC connection on Tomcat and Jboss and Weblogic with SQL and Oracle DB server.
• As a Middleware Admin, helped on support for more than 35 different application for different Sales and Revenue Team, on different platform mostly Jboss 5.1.0GA/EAP 6.0, Tomcat 6.0/ 7.0, and IIS server
• Good understanding of SOA in fusion and Weblogic development. Life cycle activities
• Worked closely with JAVA and .NET developers on SVN code repository and build tools like Maven and helped developers to integrate the code with Jenkins.
• Deployed more than 35 different internal and external applications on multiple Tomcat 5.0/7.0 and Jboss server instances, maintaining Load balancing and High-Availability on production server environment.
• Tuned Memory parameters for newly installed multiple Jboss Server 5.1.0.GA and Jboss EAP 6.0 and Tomcat on multiple environments QA and UAT before setting it up on Production.
• Java performance testing and troubleshooting JConsole, JRockit Mission Control, JProfiler, JON . Installed and configured AppDynamics as a monitoring tools for all the JAVA and .NET application. to check the memory and CPU utilization.
• Responsible for managing and monitoring all those multiple servers and networks with tools like NAGIOS and ZABBIX.
• Integrated Apache Webserver with Jboss /Weblogic Application server with both mod jk and mod cluster.
• Documented whole process from installing apache webserver to installing, configuring and deploying applications on both Tomcat and Jboss and weblogic and managing the server on Production.
• Documented process and created scripts for Disaster recovery.
• Used Service Desk Software for ticketing system for any issues reported by internal and external users.
• On call rotation 24x7x365 for production and operational web infrastructure support

Environment: Tomcat 5.0/7.0, Jboss 5.1.0.GA, Jboss EAP 6.0 on Windows platform, VMWARE, CITRIX and Red Hat Linux 5.0, Apache web server, Microsoft IIS. JDK 1.4.2, 1.5, 1.6 JSP, EJBs, JMS, HTML, XML, JRUN, SSL, JDBC, JMS, JNDI, JRockit mission control JMC , Jmeter, Jconsole, NAGIOS, ZABBIX, VENAFI, AppDynamics.

Confidential

Middleware Admin/System Admin

Responsibilities:

• Extensively worked on Jboss 5.1.0.GA and Jboss EAP 6.0 from scratch installing, configuring and deploying multiple applications like Event Management and Event Actualization System on the POS system of the national and International hotels belonging to Hyatt Hotels Resorts
• Configured both clustered and standalone Jboss server 5.1.0.GA and EAP 6.0
• Configured connection pools, data sources for JDBC connection on Web logic and Jboss with Informix and SQL server.
• Installation of WebLogic 9.x/10.x, Integration / Portal servers on integration / Development, System Test and UAT environments.
• Creating the Oracle WebCenter portal related tables in DB2
• Provide support to different Sales and Revenue Team for the migration of Web logic 10 to Jboss EAP 6.0 and Fuse ESB.
• Worked closely with JAVA developers on SVN code repository and build tools like Maven and helped developers to integrate the code with Jenkins and Archiva.
• Deployed application on multiple Web logic Server, WebSphere and Jboss server instances, maintaining Load balancing and High-Availability on production.
• Tuned Memory parameters for newly installed multiple Web logic 11g and Jboss Server 5.1.0.GA and Jboss EAP 6.0 on multiple environments QA and UAT before setting it up on Production.
• Java performance testing and troubleshooting JConsole, JRockit Mission Control, JProfiler, JON . Testing the application servers with Junit and Jmeter.
• Installed Apache Webserver on top of Web logic, WebSphere and Jboss application server on multiple environments.
• Integrated Apache Webserver with Jboss Application server with both mod jk and mod cluster.
• Responsible for configuring Secure Sockets Layers SSL for data encryption and client authentication and implemented Single Sign On for security.
• Troubleshooted the production issues and fixed Java Heap error.
• Wrote and documented whole process from installing apache webserver to installing, configuring and deploying applications on both Weblogic and Jboss and managing the server on Production.
• Documented process and created scripts for Disaster recovery.
• Used Service Now Ticketing system for any issues reported by clients and Hotels all around the globe
• Administered multiple Red hat 5.0 servers. Responsible for creating users and providing their permission on linux box, watched the space and creating mounting point of various servres.
• Administered JIRA 5.0 for internal ticketing system and solely upgraded JIRA 5.0 to JIRA 6.2.2

Environment: BEA Web logic 8.1, 10.01, 11g, Tomcat 6.0, Jboss 5.1.0.GA, Jboss EAP 6.0 on Windows platform and Red Hat Linux 5.0, Apache web server, Microsoft IIS. JDK 1.4.2, 1.5, 1.6 JSP, EJBs, JMS, HTML, XML, JRUN, SSL, JDBC, JMS, JNDI, JRockit mission control JMC , Jmeter, Jconsole.

Confidential

WebLogic Administrator

Responsibilities:

• Installation and configuration of BEA Web Logic Server 10 in development, staging, preproduction and production environments.
• Configured multiple domains on Weblogic in order to deploy various applications.
• Configuration and clustering of Web Logic Application Servers and web servers running on tomcat
• Installed, configured Jboss 4.0/5.0 EAP And Fuse ESB both as a standalone and cluster environment. Managed it for scability and high avialiability.
• Installed Apache 2.2 and integrate it with Jboss Application server.
• Configured connection pools, data sources for JDBC connections on Tomcat, Jboss and Web logic based servers for Oracle and Informix database server.
• Configured a highly complex multi-product provisioning system based on Oracle Weblogic platform
• Performed testing webservices/proxy services using SOAP UI and also test console in Aqualogic service bus.
• Deployed applications on multiple Web Logic server instances maintaining Load Balancing using Big-IP F5 and High-Availability.
• Installation and configuration of multiple Apache Tomcat instances as a service on development, staging, preproduction and production environments.
• Tuned memory parameters for newly installed servers.
• Used the Web Logic Scripting Tool WLST - Online and offline WLST to configure, create and deploy applications to various Web logic Server Domains.
• Responsible for using WLST to check the status of WL Servers
• Assisted with and implemented a migration from Tomcat to Weblogic Application Servers
• Deployed applications on Apache tomcat application server instances in all the respective environments.
• Load balanced Tomcat with Apache HTTP server with mod jk module for evenly spreading traffic across the multiple servers.
• Java performance testing and troubleshooting JConsole, JRockit Mission Control, JProfiler .
• Migrated applications from JBoss to Weblogic Application server.
• Created monitors on perfmon performance monitoring tool in order to check the memory and CPU utilization.
• Testing the application servers with Junit.
• Responsible for configuring Secure Sockets Layers SSL for data encryption and client authentication
• Implemented Single Sign On for security
• Wrote Batch scripts in order to install the application server as a windows service.
• Troubleshooting emerging application issues.
• 1- way SSL and 2 - way SSL configuration using File Transfer Protocol FTP
• Configure JNDI server as repository for EJB Home stubs, JDBC data source, JMS connection factories, queues and topics
• Applying the patches and Maintenance Pack to the WebLogic servers
• Troubleshooted the production issues and fixed Java Heap size errors
• 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: BEA Weblogic 8.1, 10.01, Tomcat 6.0 on Windows 2003 platform, Apache web server, Microsoft IIS. JDK 1.4.2, SOA ,JSP, EJBs, JMS, HTML, XML, JRUN, SSL, JDBC, JMS, JNDI, JRockit mission control JMC , IMC Monitoring tools

Confidential

WebLogic Administrator

Responsibilities

• Installed, configured Jboss 4.0/5.0 EAP both as a standalone and cluster environment. Managed it for scability and high avialiability.
• Installed Apache 2.2 and integrate it with Jboss Application server.
• Configured connection pools, data sources for JDBC connections on Tomcat, Jboss and Web logic based servers for Oracle database.
• Involved in Migration from Weblogic 7.0 to Weblogic 8.1 and JDK update and service packs installation.
• Administration and Configuration of WebLogic 8.1 in Testing and Production environments
• Deployed WAR, JAR, EAR applications on servers in both Clustered and non-Clustered environments
• Configuration and Clustering of Managed Servers
• Troubleshooting Weblogic Application Server connection pooling and connection manager with Oracle 8i, DB2 databases
• Configured the Weblogic server with Sun one Web Server 6.1 through Weblogic's proxy plug-in
• Involvement with the deployment teams in trouble shooting and fixing day-to-day problems of the applications in production on 24/7 schedule
• Well versed with Red Hat Enterprise Linux 4.0
• Creation of SSL and Digital Certificates for requesting, generating and implementation for the communication between Web server and the Application Server
• Configured external LDAP server using Sun One Directory server for user authentication
• Configured Node managers for administration of Managed servers
• Performance tuning of JVM heap size, garbage collections, Java stack and Native thread and production performance
• Configured JDBC connections pools for Oracle 8i, DB2

Environment:

Weblogic Server 7.0, 8.1, Sun one 6.1, Red Hat Enterprise Linux 4.0, Windows XP/2003, J2EE, EJB, LDAP, JDBC, XML, Oracle8i, DB2, Jboss and Tomcat

Confidential

WebLogic Administrator

Responsibilities

• Provided support to Development, Testing, Staging and Production, environments
• Created Weblogic domains, Managed servers, Clusters, machines and start up scripts
• Configured JDBC resources, data sources and bounded to the J2EE applications, configured the connection pools for the data sources
• Involved in doing a performance benchmark of Weblogic server by using Load runner
• Created WLST, ANT scripts, and shell scripts to automate the deployment process.
• Involved in creating and configuring the Clustered platform domain for load balancing and fail over and involved in developing controls like EJB Controls, JMS Controls, AI controls and DB Controls by using WebLogic Workshop IDE
• Installed and configured WebLogic, Apache and Sun One Web Servers during the Data Center Server migration
• Configured and administered of realms, Iplanet Authenticator, JNDI, and SNMP in WebLogic Server
• Upgraded all Production and Non Production systems to Weblogic SP5 from Weblogic SP4 successfully and installed patches. Applied patches to the Weblogic servers
• Configured SSL for data encryption and client authentication and two Way SSL for Weblogic using Key tool.
• Provided Migration configuration for transactions, security, services, JMSServers and services while transitioning from development to production environment
• Configured JNDI as repository for EJB Home stubs, queues and topics and Separate Execute Queues for Heavily used EJBS

Environment:

Weblogic 8.1, 9.0, 9.1, 9.2, iPlanet4.1, Apache 6.0, SUN Solaris 9, 10,Windows 2003/XP/Vista, WILY Introscope, SSL, Siteminder, RHEL 4.0, Shell Scripting, WLST, ANT, Oracle 9i, JMS, JDBC, EJB

Confidential

WebLogic Administrator

Responsibilities

• Supported Oracle WebLogic Server 9.2 in Solaris, Linux and Windows environments
• Performed SunOne 4.0 web server administration and configuration.
• Deployed various WAR, JAR, EAR applications in clustered environment with automated process.
• Configured and administered of WebLogic server with Oracle 10G databases.
• Deployed the applications on multiple WebLogic Server instances and maintained Load balancing, high availability and Fail over for the servers. Used BigIP F5 Load Balancer.
• Configured Clustering EJB objects, JDBC connections, JMS connection factories and JMS Queues.
• Configured and administered JDBC Connection pools/multi pools/ data sources on WebLogic 9.2.
• Building bash UNIX Shell Scripts and run them as scheduled Cronjobs. Developed startup and shutdown scripts for the Weblogic servers..
• Configured and deployed applications in various work environments like Development, SIT, UAT, Pre Prod and Production.
• Involved in upgradation from WebLogic 8.1 to Weblogic 9.2.
• Monitored server instances for memory leaks in the applications running on the weblogic servers.
• Administered Sun ONE web server 6.0 according to the application needs.
• Created, renewed Digital Certificates and Configured SSL for secured communication between applications running on WebLogic, Apache and IIS.
• Installed and Configured apache, IIS Plug-ins for WebLogic.
• Used CVS for keeping track of software development among different group members.
• Monitoring of webLogic resources WAR, EAR, JMS, JVM, JDBC using tools such as wily introscope, HP Openview and JProbe.
• Investigate and resolve performance issues by analyzing thread dump, GC values and heap dump.
• Performing Root Cause Analysis with application team in response to production issues.
• Provided 24/7 rotational on call production support.

Environment:

Solaris10,WebLogicserver8.1,9.2and10.0,BEAIBMWebSphereApplicationServer5.1,DB2,Oracle9i,Mercury7,Apache,Sitescope,Hp Openview,IBM Http server,IBM AIX server,web services, LDAP, JDK 1.4.2, SOA ,JSPs,Remedy, EJBs,JMS,