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Sr Middleware Admin Resume

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CA

SUMMARY

  • 9 years of IT experience in Planning, installing, configuring, administering, tuning and troubleshooting IBM WebSphere Application Server, Oracle Weblogic Application server 8.x/9.x/10.x/11.x, ADOBE AEM Web Content Management on various Operating Systems like AIX, SUN Solaris, LINUX and Windows.
  • Installations of IBM WebSphere Application Server 6.x,7.x and 8.x Base & Network Deployment and Oracle WebLogic 8.x/9.x/10.x/11.x,12.x.
  • Installing and Configuring IHS, generating and Configuring WebSphere Plug - ins, HTTP Transports and Virtual Hosts for the Product.
  • Expert in Installation, Configuration, Trouble-Shooting and performance tuning of WebLogic 8.x/9.x/10.x/11.x, JBoss Application Server 5/6, Apache Tomcat 5/6
  • Well versed with Oracle WebLogic Application Server/Access Manager Administration: As an administrator, managed Server Configuration, Domain Build, Deployment of ComponentsEAR/WAR/JAR modules and Troubleshooting, Monitoring and Maintenance
  • Excellent experience in Installation, configuration, Trouble-shooting and performance tuning of Apache HTTP Server, iPlanet Web server, IIS on different UNIX flavors and Windows Platforms.
  • Well experienced in all stages of implementing the workload Management (WLM) using cloning and clustering.
  • Experience in SSL configuration for IBM HTTP Server and Apache
  • Experience with installing, Configuring and Maintaining Sunone LDAP, Oracle LDAP and IBM LDAP
  • Experience in deploying J2EE applications on application server.
  • Experience in SSO installation&configuration for SiteMinder Webagent and TAI.
  • Experience in deploying J2EE application on WAS 5, 6, and 7 Versions using WAS admin console and wasadmin scripting tool.
  • Well-experienced in the migration tasks of WebSphere from V 5.x to 6.x & V 6.x to 7.x and v 7.x to 8.x.
  • Creating and Maintaining Procedures and documentation for on going support and upgrades.
  • Experienced in automation administrative tasks using Jython Scripting Developed that automates WebSphere Administration.
  • Configured and Enabled the Global Security System for WAS Administration for Console users and Console Groups.
  • Used IBM thread and monitor dump analyzer, IBM heap analyzer and IBM memory dump tools to analyze javacores & heap dumps.
  • Experienced in performance tuning using ITCAM and Tivoli Performance Viewer.
  • Participation in on-call rotation supporting 24x7 critical production applications.
  • Have extensive experience in working on OOAD with MVC, J2EE Server side Technologies (JDBC, JSP and Servlets), IBM WebSphere Application Servers.
  • Having knwoledge on TCP/IP, DNS, LDAP, SOAP, HTTPS protcols.
  • Worked with the Application Development team from the very beginning phases of a project to insure that all proposed technologies and solutions are met the business requirements.
  • Experience in monitoring and maintaining multiple applications in Development, QA, Staging and Production environments.
  • Experience in troubleshooting and bringing up failed mission critical production systems under extreme pressure conditions and time constraints.
  • Excellent problem resolving interpersonal & communication skills with ability to work under pressure in a highly visible role in a team and individually.

TECHNICAL SKILLS

Middleware: IBM WebSphere Application Server 6.x,7.x& 8.x Oracle Weblogic Application server 8.x/9.x/10.x/11.x,12.x, Jboss5.x Sunone LDAP, Oracle LDAP 10.X,11 .

Languages: JAVA,J2EE and HTML

Monitoring Tool: ITCAM,Tivoli Performance Viewer Thread and Log Analyzer

Hardware/OS: AIX,LINUX,,Zlinux,SOLARIS and Windows

Databases: Oracle8i,9i,10g and 11g,DB2

WebServer: IBM Http Server V 6.x,7.x, iPlanet Sun one Webserver 6.1,tomcat, IIS serever and Apache Web Server

SSO: SiteMinder, IBM Tivoli Access Manager

Ticketing Tools: BMC Remedy,vantive

Development Tools: Rational Application Developer 6.0,7.0 IBM WebSphere Studio Application Developer 4.x/5.x Eclipse

Protocols: TCP/IP, DNS, LDAP, SOAP, HTTPS

Scripting: Jacl /Jython Script and WSADMIN,Shell

PROFESSIONAL EXPERIENCE

Confidential, CA

Sr Middleware Admin

Responsibilities:

  • Installed, configured and troubleshooted servers like WebSphere Application Server 6.x,7.x,8.x and IBM HTTP Server 6.x,7.x,8.x UNIX platforms AIX, Linux and Windows.
  • Installed WebSphere Portal 8.0 and Web Content Manager using new IBM Installation Manager
  • Automated configuration, deployment using JACL and Jython scripts using AdminConfig, AdminApp, AdminControl and AdminTask tasks.
  • Created profiles as part of WebSphere installation installed and configured websphere webserver plugin and administered the certificate key stores using iKeyman utility.
  • Involved in migration websphere 6.x to 7.x and 7.x to 8.x in UNIX and Windows.
  • Involved in migration IBM HTTP Server 6.x to 7.x and 7.x to 8.x in UNIX and Windows.
  • Involved in number of installations of websphere instances from test environments to production.
  • Enabled websphere global security with IBM Tivoli Directory Server (ITDS).
  • Worked closely with developers to define and configure application servers, virtual hosts, web applications, web resources, back-end resources as well as deployment of EJB’s across multiple instances of websphere.
  • Install, configure and administer BEA WebLogic Server 10.1/9.2 in various environments.
  • Involved in Blade Migration from solaris to UNIX from development to production.
  • Involved in production support of application, policy and web servers.
  • Provided 24/7 on-call support for production support monitoring tools like HP OVO and other in house built monitoring systems
  • Configuring and Administering JDBC, JMS, JNDI in WebLogic Server 9.2/8.1.
  • Install and configure Microsoft IIS, Apache, and Tomcat WebServer in various environments.
  • Used Ant scripts to Deploy the applications like formats of WAR, JAR, and EAR in WebLogic10.2/9.2 and unix shell scripting for automating the builds in IT, QA and DEV Environment.
  • Invoked WLST scripting and created JDBC connection pools and enrolled the nodemanger using WLST commandline.
  • Worked on Unix Command line utilities and has hands on experience on Unix commands to support the Environment.
  • Handling tickets like performing upgrades and allocating storage, Mapping and un-mapping devices for the Unix Boxes.
  • Installed and upgraded Apache 2.2 version and implemented the proxy plugin for the WebLogic 10.2.
  • Worked on WebLogicSQL scripts for dropping and creating the tables.
  • Automated the deployments my invoking the Cron jobs and troubleshooted the deployment errors.
  • Created one way SSL certs for the WebLogic Server.
  • Deployed the applications on multiple WebLogic Servers and maintained Load balancing, high availability and Fail over functionalities.
  • Monitored error logs, fixed problems and tuned parameters inWebLogic environment.
  • Experience in working with Introscope 7, enterprise inspection and monitoring tool
  • Configured Connection Factory and Distributed Queue as JMS system resources.
  • Configured Node manager to remotely administer Managed servers.
  • Configured JDBC connections and data sources for Oracle database server 9i.
  • Used Maven for the builds and deployed in the Development and Production Environments.
  • Monitored error logs, fixed problems and tuned parameters in WebLogic environment.
  • Configured Iplanet with Web logic and monitored the applications.
  • Setting up the cluster environment for WebLogic Server integrated with multiple workflows.
  • Configured and deployed applications in various work environments like Development, System Test, QA and Production.
  • 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 theWebLogicservers. Troubleshoot the production issues and fixed Java Heap size errors. Testing and profiling to measure the performance of the applications.

Confidential, CA

Sr Middleware Admin

Responsibilities:

  • Installed, configured and administered Oracle WebLogicApps Server 9.x/10.x/11 in development, staging, QA and production environments on Linux/Windows platform
  • Designed, developed, deployed, managed and tuned asynchronous/synchronous, batch/real-time and long/short running SOA Patterns in ESB/OSB processes using adapters (ERP, JMS Queue, JMS Topic, MQ Series, File/FTP, AQ and DB).
  • Deploying application (WAR/EAR/Exploded Deployment) on Clustered WebLogic Servers using MKS, Ant Hill Pro 3.8 tools & troubleshooting issues related it.
  • Configured and administered JDBC 4.0 Connection Pools/Multi Pools/Data Sources/Multi Data source on WebLogic Server 10.2/11g.
  • Perform troubleshooting of application specific issues and server based issues. Support J2EE application deployment in test and production environments.
  • Tune and manage WebLogic application servers for better performance. Monitor the JVM performance by WebLogic Heap Size, garbage collection and JDBC Pools.
  • Installation and Configuration of iPlanet/Sun One Web servers & integrating channel secure siteminder with Sun One Web servers.
  • Using jprobe and jconsole to troubleshoot memory issues.
  • Create the JMS Server, JMS Connection Factories, Queues, Topics, File Store, Database Store and Message Bridges and monitored
  • Develop WLST, ANT scripts, UNIX shell scripts to automate the deployment process.
  • Configuring CA wily agent 8.23 for different domains for monitoring server performance, health. Creating custom dashboard based on the application team requirements and set up server Alerts threshold values.
  • Configured load balancing at front end to distributing live traffic using Big F5 hardware.
  • Administer Software Packages, Patches, firmware upgrade, failed devices replacement and Device Management.
  • Installed, configured and administered Jboss Application Server 5/6
  • Experience monitoring tools like Wily tool which is used to gather all metrics related to JVMs, database connections and response times etc.
  • Involved in migration, Upgrades of Various Middleware products
  • Extensively worked on performance tuning and log analyzer to analyze various logs and traces. 24/7 support in troubleshooting problems occur for E-business and regular WebLogic applications
  • Document day to day problems (FAQs), major configuration changes and system architecture changes.
  • Familiarity and experience with various procedures and policies required for escalation and outage resolution with Strong documentation skills

Confidential

WebSphere Administrator

Responsibilities:

  • Installed and configured Websphere Application Server V5.1 in Network deployment fashion.
  • Installed, Configured and Maintained IBM Websphere Portal 5.1 with DM V5.1 and WBISF 5.1
  • Configured Application Servers, Virtual Hosts, Web Applications, Resources, Servlets, JDBC drivers.
  • Involved in Workload (Scalability, Performance testing) Management, Performance tuning and Build Process.
  • Deployed enterprise J2EE application on Websphere Application Server V5.1 that involve EAR’s, JAR’s and WAR’s files and scripting automated deploying of application.
  • Configured Apache Web Server V2.0 and Maintained WebSphere Application Server clustering (Horizontal and Vertical) for load balancing and to avoid single point of failure.
  • Generated plug-in configuration file, modified it and swapped to web server location
  • Configured WebSphere Application Server data sources for different databases such as DB2.
  • Debugged WebSphere Application Server connection pooling and connection manager with DB2.
  • Experience in configuring various application parameters like JVM class paths, Web Container, EJB Container, PMI interfaces and environment properties.
  • Configured JDBC resources and used connection pooling by creating data source object with respect to the database DB2.
  • Created wsadmin (JACL) scripts to automate server startup/shutdown.
  • Configured Java Messaging Server (JMS) for peer to peer messaging with WebSphere Application Server.
  • Performed administration support to the applications developed by using Struts Framework, JSP, Tag Libraries, Servlets, HTML, and XML.
  • Worked on CVS repository for code and release management.
  • Performed periodic health check of the environment for performance.
  • Experience in problem tracing, log management, problem- determination actions involving in traces and thread dumps.
  • Solved hardware and software issues, and interacted with IT staffs and vendors in performing complex testing, on-call support and troubleshooting functions.

Confidential

WebSphere Administrator

Responsibilities:

  • Installed, Configured and Maintained Websphere Application Server V5.0/4.0 and IIS Server 5 on Production Servers in Windows 2000 Server environment.
  • Implemented and maintained Workload Management (WLM) using clustering/cloning.
  • Monitored, optimized and tuned J2EE - based solutions in clustered environment.
  • Installed patches, packages and Configured Web Server plug- in to direct dynamic request to Websphere Application Servers.
  • Setup IBM Edge Server for reverse proxy in DMZ and Network Dispatchers for load balancing.
  • Configured WAS V5.0/4.0 with Ldap registries including registries including Sun one directory and Active directory Server 2003.
  • Installed and Configured IBM MQ V5.3 on windows server and Integrated MQ with WebSphere Application Server for Java Messaging Service.
  • Created and Configured Queue Manager, Queues, Process Definition, Channels, Listener and Channel initiator and checked the channel communication between Application Server and JMS Server.
  • Configured Web resources including JDBC providers, connection pooling and Java Mail session.
  • Configured JDBC data sources to access MS SQL database.
  • Experience in configuring various application parameters like JVM class paths, Web Container, EJB Container, PMI interfaces and environment properties.
  • Applied software maintenance by performing scheduled update by installing current fixes.

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