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Sr. Weblogic Server Admin /sr System Analyst Resume

WA

EXPERIENCE SUMMARY:

  • Having 9+ years of experience in IT field as Solution architect in Weblogic Servers,Websphere,Tibco Admin, Unix,Linux, Apache webserver, Sun Solris Java, J2EE, Unix,cloud computing and SQL in Software Development.
  • Have a good Exposure in Telecom,Finance domain with weblogic 8.1/9.2/10.3 / 11 g Server, Websphere Process Servers, TIBCO Admin experience.
  • 9+ years of strong Professional experience in Administration which includes extensive experience in Unix,Weblogic Application server and providing support for Production, Development, Testing and Staging environment.
  • Extensive experience with Administration of WebLogic Application Server 8.1, 9.2 and 10.3 Clustering (WLS), IPlanet and Apache web Servers.
  • Expertise in supporting J2EE based Enterprise applications over a wide range of operating environments across several web farms on a 24/7 rotation basis for high volume, secure transactions and Web services.
  • Extensive experience in Installation, Configuration and troubleshooting of WebLogic 8.1/9.2/10.3 .
  • Good Expereince in Apache installation,configuration,SSL and having excellent experince in application troubleshooting, root cause analysis, Monitor Server processes, Server component availability.
  • Interacted with BEA Weblogic Technical Support Team in resolving the Weblogic critical issues, and used to follow up on the opened tickets, by analyzing the respective thread dumps and Config files.
  • Deploying Enterprise Java Beans and J2EE Applications and Monitoring the Application servers and Web servers, troubleshooting performance issues using the Log messages and Log files.
  • Successful implementations of Workload Management (WLM) using cloning and Clustering techniques including horizontal and vertical scaling for failover and backup/recovery processes.
  • Expertise in managing JNDI, Managing Security, Configuring and monitoring JMS,SSL,wily.
  • Installation, configuration of hardware and software, migrating systems to current OS releases, upgrading software and tools.
  • Experience in Setting up of Data Sources, Configuring Servlet Engines, Session Managers including planning installation and configuration of Web logic Application Servers.
  • Experience in J2EE (JSP, Servlets, EJB, JNDI, JMS), Java2.0, JDBC, Java Beans, RMI, JavaScript, XML, HTML, SQL.
  • Exceptionally well organized; Strong work ethics; short learning curve and desire to achieve team objectives and goals; Ability to handle multiple tasks

TECHNICAL SKILLS:

Domain: J2EE based Multi - Tier architecture; Weblogic 8.1/9.2/10.3 / 11 g Server/Portal,Websphere.

Functional Domain: Telecom,Finance, HR

Operating System: Sun Solaris,MS-DOS, Windows and UNIX,Sun Solaris (Environment)

Languages: JAVA, J2EE and PL/SQL

Framework: MVC/ Struts

IDE/Tools: Eclipse 3.0, JUDE, Toad, PVCS,Rational Clear Quest,Citrix, VSS,Remedy etc.

Database: Oracle8i/9i/Oracle Application Express.

Server Side Programming: Servlet, JSP, JDBCWeb Technologies: HTML, XML

Web Server: Tomcat5.0,Iplanet/Sun Webservers,Apache Webserver

Application Server: Bea Web Logic 8.1/9.2/10.3 / 11 g server,Portal,webcenter webshere,TIBCO Admin

Distributed Computing: Basic Programming Knowledge in RMI,EJB

PROFESSIONAL EXPERIENCE:

Confidential

Sr. Weblogic Server Admin /Sr System Analyst

Responsibilities:

  • Performed Installation and Administration of BEA Weblogic 8.1/9.2/10.3 / 11g
  • As a Weblogic Administrator was responsible to work on the architecture of the projects to plan, implement and support J2EE applications on WebLogic 10.3/9.2/8.1 in Solaris 10 Environment.
  • Setup and configured large Enterprise WebLogic Clusters utilizing Oracle’s WebLogic 10 and 9.2 MP1, wrote scripts and Java utilities that determine the performance of the Staging and QA sites.
  • Responsible for installation, configuration and support of WebLogic 10.3/9.2/8.1 on Sun Solaris 10 Servers.
  • Involved in WebLogic 10.3/9.2/8.1 testing and analyzing performance metrics and creating respective WebLogic resources.
  • Installation, Configuring, troubleshooting and maintaining the Weblogic 10.3/9.2 MP1/8.1 and Apache 2.51 / SunOne Web 7.0u6/6.1 sp7 server.
  • Provided complete migration support for WebLogic from WLS8.1 to WL 10.3 tuning kernel parameters in Solaris 10.
  • 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. Created the JMS Server, JMS Connection Factories, Queues, Topics, FileStore, Database Store and Message Bridges and monitored.
  • Managing and Monitoring the JVM performance by Weblogic Heap Size, garbage collection, JDBC Pools and taking Thread dumps, pstack and prstat and analyzing to find the problems in application. Configured the Session Management i.e. Memory to Memory and Database replication on Weblogic Application server.
  • Involved in doing a performance benchmark of WebLogic server by using Loadrunner.
  • Upgraded all Production and Non Production systems to Weblogic 10.3 from Weblogic 9.2 successfully and installed DST patches. Applied patches to the WebLogic servers
  • Configured Secure Sockets Layers (SSL) for data encryption and client authentication and Two Way SSL for Weblogic 8.1/9.2/10.3 using Keytool.
  • Provided Migration configuration for transactions, security, services, JMS servers and services while transitioning from development to production environment.
  • Monitored WebLogic server resources using Wily 6.0,8.1 Introscope.
  • Deployed the WAR, JAR and EAR applications in WebLogic 8.1/9.2/10.3 . Responsible for application changes across different platforms- development, testing and Dev environments
  • Identifying the need for and defining channels and queues and monitoring them.

Environment: Oracle10g,TOAD, Weblogic 8.1/9.2/10.3 / 11 gServers,Websphere,Applinx,Sun Webservers,Apache, Unix, Java/j2EE, SQl 2003.

Confidential

Sr System Analyst / Sr. Weblogic Server Admin

Responsibilities:

  • Performed Installation and Administration of BEA Weblogic 8.1/9.2/10.3
  • As a Weblogic Administrator was responsible to work on the architecture of the projects to plan, implement and support J2EE applications on WebLogic 10.3/9.2/8.1 in Solaris 10 Environment.
  • Wrote scripts for creating, configuring, starting weblogic servers using WLST.
  • Setup and configured large Enterprise WebLogic Clusters utilizing Oracle’s WebLogic 10 and 9.2 MP1, wrote scripts and Java utilities that determine the performance of the Staging and QA sites.
  • Responsible for installation, configuration and support of WebLogic 10.3/9.2/8.1 on Sun Solaris 10 Servers.
  • Involved in WebLogic 10.3/9.2/8.1 testing and analyzing performance metrics and creating respective WebLogic resources.
  • Installation, Configuring, troubleshooting and maintaining the Weblogic 10.3/9.2 MP1/8.1 and Apache 2.51 / SunOne Web 7.0u6/6.1 sp7 server.
  • Provided complete migration support for WebLogic from WLS8.1 to WL 10.3 tuning kernel parameters in Solaris 10.
  • 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. Created the JMS Server, JMS Connection Factories, Queues, Topics, FileStore, Database Store and Message Bridges and monitored.
  • Managing and Monitoring the JVM performance by Weblogic Heap Size, garbage collection, JDBC Pools and taking Thread dumps, pstack and prstat and analyzing to find the problems in application. Configured the Session Management i.e. Memory to Memory and Database replication on Weblogic Application server.
  • Involved in doing a performance benchmark of WebLogic server by using Loadrunner.
  • Upgraded all Production and Non Production systems to Weblogic 10.3 from Weblogic 9.2 successfully and installed DST patches. Applied patches to the WebLogic servers
  • Configured Secure Sockets Layers (SSL) for data encryption and client authentication and Two Way SSL for Weblogic 8.1/9.2/10.3 using Keytool.
  • Provided Migration configuration for transactions, security, services, JMS servers and services while transitioning from development to production environment.
  • Monitored WebLogic server resources using Wily 6.0,8.1 Introscope.
  • Deployed the WAR, JAR and EAR applications in WebLogic 8.1/9.2/10.3 . Responsible for application changes across different platforms- development, testing and Dev environments
  • Identifying the need for and defining channels and queues and monitoring them.
  • Applying Service Packs
  • Configure Replication Groups
  • Thread dump
  • Failover Support for Clustered Services
  • Cluster-Wide JNDI Naming Service
  • Monitoring and evaluating system performance .
  • Application server performance monitoring,High availability and tuning
  • Monitoring and managing the performance of the runtime System
  • Diagnosing and troubleshooting Problems etc.
  • Involved in 24/7 support for production environments.

Environment: Oracle10g,TOAD, Weblogic 8.1/9.2/10.3, Webcenter/Portal,Unix,Solaris10, java/J2ee, Webservices,TibcoAdminConfidential, WA

Weblogic Admin/Tibco Admin

Roles & Responsibilty:

  • Configured the Development, Staging and Production Environment’s on BEA Weblogic Application Server 10.3/9.2/8.1 on Solaris 10 environment.
  • Involved in Migrating all the Development, Staging Environment’s from Sun Solaris to Novel Linux.
  • Administered Software Packages, Patches, firmware upgrade, failed devices replacement and Device Management.
  • Responsible for application software installation and troubleshooting, which includes customized software billing running on Weblogic 8.1, 9.2 and 10.3
  • Installed and configured enterprise applications on BEA Weblogic Application Server 10.3/9.2/8.1 in Solaris 10 environment.
  • Deployed Various J2EE applications on to the clusters and Application servers and supported accordingly.
  • Configuring and tuning SiteScope for monitoring of Staging Environment.
  • Configured JMS Connection Pools, QUEUE, Topics, JDBC resources, data sources and bounded to the J2EE applications, configured the connection pools for the various data sources.
  • Taking Thread dumps, pstack, prstat and analyzing to find the problems in application..
  • Developed shell scripts to automate the maintenance process of the Web Logic and recover the backed up Web Logic 9.2 configurations.
  • Created Users, Groups and Roles and assigned users to Groups and Roles.
  • Managing and Monitoring the JVM performance by Weblogic Heap Size, garbage collection, JDBC Pools.
  • Handling Major Code Releases (MRs) for Production and Non-Production environments.
  • Configured and administered Connection pools, multi connection pools and Data Source for JDBC connections.
  • Configured and deployed applications in various work environments like Development, System Test and Production on weblogic 9.2/10.3.
  • Monitored the JVM heap size using Wily Introscope .
  • Troubleshoot emerging application issues, from WebLogic 9.2 configuration to code issues.
  • Scripting in Korn Shell and Perl for daily administration tasks.
  • Developed UNIX shell scripts that automate the Weblogic Administration (recycling the application server, deploying customer applications, logs rotation, monitor applications state, etc.).
  • Involved in assisting QA team in Load and Integration testing of J2EE applications on WebLogic Application Server.
  • Responsible for application changes across different platforms- development, testing and production environments.
  • Documenting day to day problems (FAQs), major configuration changes and system architecture changes.
  • Involved in 24/7 support for production environments.

Environment: Oracle10g,TOAD, Weblogic 8.1/9.2/10.3, Unix,Solaris10,Java,EJB,WebServices,remedy,JSP, RMI .

Confidential

Team Leader

Roles & Responsibilty:

  • Co-ordination between onsite and offshore
  • Offshore Team manage.
  • Prepare project Documentation for Quality Management Group.
  • Monitoring Project SLA
  • Managing the team at offshore.

Environment: Oracle10g,TOAD, Weblogic8.1/9.2,Unix,Solaris10,Java, EJB,WebServices, JSP, RMI .

Confidential

Weblogic Administartions

Responsibilities:

  • Installations of WebLogic Server on Sun Solaris and Windows environment
  • Applying Service Packs
  • Creating Weblogic Server Domains
  • Creating and Configuring the Clusters
  • Creating and Configuring Datasources and Connections pooling
  • Managing WebLogic Server Licenses
  • Configure Replication Groups
  • Starting a WebLogic Server Cluster
  • Clustered Services
  • Load Balancing of Clustered Services
  • Thread dump
  • Failover Support for Clustered Services
  • Cluster-Wide JNDI Naming Service
  • Starting and stopping servers
  • Balancing the load on servers or connection pools
  • Selecting and monitoring the configuration of resources
  • Detecting and correcting problems
  • Monitoring and evaluating system performance .
  • Application server performance monitoring,High availability and tuning
  • Deploying Enterprise JavaBeans, Web Applications, and Enterprise Applications
  • Deploying Applications
  • Migrating Servers from weblogic 8.1 to 9.2
  • Production Environment
  • Monitoring and managing the performance of the runtime System
  • Diagnosing and troubleshooting Problems etc.

Confidential

Alarm Monitoring System

Responsibilities:

  • E2E Monitoring and Alarming system which will monitor the provisioning transactions for the availability and efficiency. entail the instrumentation of the systems currently involved in the provisioning and gather that data and transfer it over the network into the E2E Monitoring Server which puts into a central repository from where it would be fed into an analysis engine

Environment: java/j2ee,Struts 1.2,eclipse, weblogic8.1, Oracle 9i/10g, Jude, VSS, Java Script, HTML.

Confidential

Team Leader

Roles & Responsibilty:

  • Coding,unit Testing, code review.
  • Preapre documents LLD,HLD,Tracibilty matrix,SCMP etc.
Confidential

Weblogic Administartions

Responsibilities:

  • Create domains
  • Migrate domains from development environments to production environments
  • Track changes in a domain’s configuration
  • Configure connections to Web servers
  • Configure connections to databases or other systems
  • Manage the server life cycle
  • Modify or add services to an active domain
  • Monitor application server services and resources
  • Deploy applications
  • Modify applications in an active domain
  • Monitor activity within applications
  • Optimize the performance of your application and maintain service level agreements.
  • Configure and secure administration communications
  • Configure logging and view log files
  • Configuring Weblogic and make a Applications build and applications deployment.

Confidential

System Support

Roles & Responsibility:

  • worked on Designing, coding, unit testing,code review, documentatio (SRS, HLD,LLD,CR, SCMP, unit test case preparation/Execution),configuring Weblogic.

Environment: Oracle 9i/10g, Oracle Application Express, Jude, VSS, Java Script, Weblogic 8.1

Confidential

Technical Associate

Responsibilities:

  • Review and Prepare The Process Map.

Environment: Java, JSP, Servlet, JDBC, Oracle8i, Tomcat 5.0

Confidential

Associate Software Engineer

Responsibilities:

  • Coding and Unit Testing

Environment: Java, JSP, Servlet, JDBC, Oracle8i, Weblogic8.1

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