SUMMARY

• Over 7+ years of extensive experience in the IT industry in WebLogic Administration, Monitoring, performance tuning Troubleshooting and Maintenance on WebLogic Servers.
• Expertise in Installation, Configuration, Migration, Trouble - Shooting and Maintenance of WebLogic Server 8.1/9.x/10.x/11g and 12C, iPlanet Web Server, Apache Web Server on different UNIX flavors and environments.
• Very good knowledge on Windows and UNIX Administration.
• Extensively worked on Deployment/auto deployment and troubleshooting of components and applications in WAR, JAR and EAR formats in Domain and Clustered environments of Web-Logic Server.
• Extensive experience in production environments, involved performance tuning, tweaking the JVM parameter, Threads, size of the connection pools.
• Providing the engineering and guidance to the vendors, technology owners and security for the Control ID Web solution for viewing mainframe printer reports in a web browser including a single sign on solution with SiteMinder.
• Experience in both Clustered and non-Clustered environments.
• Configured and administered JDBC, JMS, JTA, JNDI, SNMP, SSL, MQ and Node Manager to administer the Managed Servers in WebLogic Application Server
• Strong knowledge in Big IP5 load balancing, Clustering EJB objects, JDBC connections and JMS connection factories, queues and topics
• Working knowledge with issue regarding apache and Big IP load balancer.
• Expertise in writing WLST scripts using Python for starting, stopping servers, Node managers and deploying applications.
• Experience in Maintaining WebLogic Server on different UNIX platforms and setting up the Development, Testing, and Staging and Production environments.
• Experience using weblogic. Admin, weblogic.Deployer and weblogic .server commands.
• Experience in 24x7 on-call production support and trouble-shooting problems related to BEA
• Experience in designing distributed systems using J2EE Technologies for various services and integrated with IBM HTTP Server, BEA WebLogic Application Server, WebLogic Portal Server.
• Have working experience on Puppet Master to managing nodes in central server.
• Working in Incident Management system - working on incidents due to Web Sites, Apppools and system performance related issues, network, database issues and memory leakages.
• Installing, Configuring Windows Servers and deploying websites/applications on IIS servers. Working knowledge on DNS, DHCP, Active Directory, HTTP, HTTPS, TCP/IP and OSI model.
• Experience in working with development teams to troubleshoot server related application issues, performance issues, and application performance tuning.
• Experience in finding the Memory Leaks and adjusting the JVM Heap Sizes and GC Parameters.
• Working knowledge in writing, modifying and executing the ANT build scripts for automating daily routines. Good understanding of Systems Development Life Cycle (SDLC).

TECHNICAL SKILLS

Application Servers: WebLogic 8.1/9.x/10.x/11g and 12c,Tomcat 5 and 6

Web Servers: Apache HTTP Server 2.2 /2.4, Sun One (iPlanet) 6.0/ Sun One, IBM HTTP Web Server, IIS server(6/7)

Operating Systems: Linux (Redhat/Suse), UNIX(Solaris/AIX), Windows server(2003/2008)

Tools: /Utilities: BMC TMart, Site scope, site minder, Winscp, putty, Samurai,, Puppet (3.2/3.5/3.8), Eclipse MAT

Databases: Oracle 9i,10 and 11g, DB2, MYSQL SERVER, MS server 2005

Languages: Java, SQL and PL/SQL

Framework: MVC, Apache, Big IP5

PROFESSIONAL EXPERIENCE

Confidential, Columbus, Ohio

Sr. Web logic Administrator

Responsibilities:

• As L3 support member, I have to take care of all escalated tickets from L2 team.
• As L3 support member I need to resolve issues related to weblogic issues like managed server down, performance of managed server, jdbc resource related and jms related issues.
• Tomcat related issues related deployment failure, regular maintenance restarts and IIS related issues like site down, url redirections, Virtual directories creation and trouble shooting.
• Weekly and monthly releases and PE release for Prod and lower environments.
• Participate in load test, analyze load test results, troubleshoot & address performance bottleneck of application, migrate application through various test, QA, UAT environment up to production.
• Performance tuning of JVM heap size, garbage collections, java stack and Native thread & production performance.
• Worked on Memory related issues, application leak or WebLogic leak or java bug. By tuning and profiling the memory with third party tools.
• Deployed WARs, EARs using WebLogic Admin Console as well as running scripts.
• Provided WLST (Python script) and configuring various WebLogic components/services via Python script.
• Installation and configuration of Puppet to manage servers on different environment like Unix and Windows.
• Working on Puppet automation works by enforcing the desired state of an environment as defined in Puppet Manifests describing the state of a system.
• Configured weblogic to authenticate against Sunone LDAP server. Implemented SSL communication between web server and weblogic appserver.
• Worked on file system related alters, CPU monitoring and memory usage.
• Preparing backup procedures, scheduling backups through crontab entries.
• Server Hang, Deadlock, application level lock, database level lock by taking thread dump and analyze to get the root cause for the hang.
• Active involvement in monitoring server performance, network traffic to reduce performance bottleneck.
• Responsible for creating, managing WebLogic domain and configure the various environments.
• Configured and deployed applications in various environments such as sandbox, development and production.
• Configured the web server interfaces, session management, virtual hosts and transports for WebLogic.
• 24X7 on-call production support and troubleshooting problems related to BEA WebLogic Server.

Environment: WebLogic Server 11g, Oracle 11g, UNIX (Sun Solaris 11, RedHat 5.6), Tibco, windows 2008, Tomcat 6/7, IIS 7, Apache 2.4, OSB 11g

Confidential, ST Louis, Missouri

Sr. Web Administrator

Responsibilities:

• Installed, Configured, Administered and Monitored of WebLogic Application Server 10.x in various environments (Linux and windows).
• Installed, Configured & Administered Apache Tomcat Server. Also, experienced with Load Balancing & Clustering with multiple Apache Tomcat Server Instances.
• Administered Apache HTTP Server 2.0.
• Configured Web Logic Plug-ins for Apache Web Server and configured load balancing and fail-over solutions.
• Configured and administered JMS, and JNDI in WebLogic Server 10.x.
• Configured web agents of Wily Introscope with WebLogic server.
• Configuration wizard was used extensively to create, manage WebLogic domain and configure various environments.
• Configured and Administered JDBC connection of WebLogic server with Oracle9i database.
• Build and implemented Disaster Recovery strategies for WebLogic Domains.
• Deployed WARs, EARs using WebLogic Admin Console as well as running scripts.
• Installed and configured Puppet on various WebLogic components/services.
• Code deployments in BEA Web logic environment.
• Creating, administering, and troubleshooting development, test environments and performance environments.
• Worked on Puppet Modules to arranging Puppet manifests so that it automatically located and loaded by the Puppet master.
• Interaction with other teams, DBAs, SAs, and external clients to resolve the critical tickets and escalated issues.
• Setting up the test environment as per the requirements from testing and development team.
• Making sure that environment is always available to the end user.
• Monitoring and increasing the performance of environment and application.
• Analyze the connections to external systems
• Trouble shooting and resolving the issues that rise in Environment and applications.
• Finding the root cause and submitting the root cause analysis report.
• Suggesting various possible solutions to issues.

Environment: s: WebLogic Server 10.2/11g, Oracle 10g/11g, Apache Tomcat 5.5, Apache Web Server 2.2, IIS 6/7, AIX 6, Suse Linux 10/11, Oracle BPM, Oracle golden gate.

Confidential, Atlanta, GA

WebLogic Admin

Responsibilities:

• Install, configure and administered of BEA WebLogic Application Server, WebLogic Portal, WebLogic workshop in various environments.
• Used config wizard extensively to create and manage WebLogic domains.
• Provided 24/7 Support and on call schedule for Production support.
• Configure and administered of JDBC, JMS, JNDI, SNMP in WebLogic Server 8.3.
• Configure and administered of WebLogic server with Oracle9i database.
• Installed and configured Apache 1.3 as plug-in on UNIX environment and deployed applications.
• Installed and configured IIS to act as a proxy server to serve various applications.
• Created and configured websites for web hosting different applications.
• Configure Clustering EJB objects, jdbc connections and JMS connection factories.
• Used WLST to check the status of WLServers.
• Configure Node manager for administer the Managed servers.
• Created and configured new users groups and Global Roles to authenticate.
• Configure and administered Connection pools for JDBC connections.
• Deployed applications like formats of WAR, JAR, EAR and Web-based/E-Commerce in WebLogic 8.1. Involved in migration of Weblogic Server 8 to Weblogic Server 9.2.
• Worked with Web Engineers for Siteminder Agent deployment as well as troubleshooting for all Ecommerce applications.
• Implemented Logging and Auditing system for Siteminder to track and identify user activity as well as acquire intrusion reports of unauthorized attempts at access
• Deployed applications on multiple WebLogic Server and maintained Load balancing, High Availability and Failover functionality.
• Involved in doing a performance benchmark of Apache/WebLogic server by using Load runner and Application Manager.
• Configured SSL and provided WebLogic based security procedures.
• Configured and deployed applications in various work environments like Development, QA, and Production.

Environment: WebLogic Server 8.3/9.2 Solaris10,Oracle9i, Apache, Sitescope, IBM Http Server, Remedy, Mercury7, BASH shell, IBM AIX Server, Web Services, LDAP, JDK 1.4.2, JSPs, EJBs and JMS.

Confidential, New York, NY

Middleware Admin

Responsibilities:

• Installed and configured WebLogic Server 8.1 on Sun Solaris.
• Deployed wars and ears using WebLogic Admin Console as well as running scripts.
• Focal point for project design and architecture for WebLogic Application server layout, which includes Internet and Intranet Web Sites.
• Configured Node Manager to start and stop servers from admin console.
• Configured JDBC connection pools and data sources for the applications.
• Configured JMS Connection factories and Queues for messaging applications.
• Involved in monitoring and tuning performance metrics like JVM, execute threads, JDBC connections.
• Involved in bridge calls for troubleshooting.
• Provided 24x7 on call production support.
• Worked closely with development team to troubleshoot ongoing issues in applications.
• Created scripts to deploy applications from command line and automate log archiving.

Environment: BEA WebLogic Server 8.1 SP4, Apache HTTP Server, Sun Solaris 8 and 9, Windows 2000/NT, Oracle 9.x, SQL Server 2000.

Confidential

Jr Middleware Administrator

Responsibilities:

• Installation, configuration and Troubleshooting of WebLogic Server.
• Configured SSL and created certificates for serving secure applications.
• Configuring Data source on WebLogic server. Strong experience with deploying the Applications for the different environments.
• Configure JMS and JDBC for the applications
• Worked on the standard output redirection
• Configuring WebLogic server instances into WebLogic clusters for high availability.
• Daily health check and maintaining of servers.
• Resolve the issues and communicate with clients with in the schedule time.
• Created CR’s for production activity scheduled
• Configured SSL certificates in web logic server and Iplanet webserver for all environments Dev, Test, UAT and Prod.
• Created the custom start up scripts for managed and Admin instances.
• Created the Change requests and Trouble Tickets required for production changes using Remedy tool.
• Mentor the group members on various issues related to troubleshooting and configuration
• Responsible for fixing the application deployment issues related to environment, sessions and clusters by working with developers.
• Good knowledge of Configuring SSL Certificates to Web Logic Server.
• Have knowledge in various Operating Systems such as Windows, Solaris
• Strong experience in troubleshooting and researching root cause analysis for application issues and supporting customers.
• Created Trouble Tickets for activities needs to done.