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Middleware Admin/weblogic Admin Resume

VirginiA

SUMMARY:

  • 9 + years of experience in IT industry with Administration, analysis, design and maintenance of client/server and web applications as the primary tasks.
  • Experienced in Maintaining BEA WebLogic Server, on different UNIX (Sun Solaris 9/10, HP - UNIX) & Red Hat Linux and Windows Platform. Setting up the Development, Testing, Staging and Production environments.
  • Production support engineer providing 24/7 expert technical support and consultation for WebLogic, MQ Series Messaging, Tomcat, JBoss, Apache web servers running on Solaris 8/10 and RHEL 4/5/7 operating systems.
  • Experienced in SOA Suite and Oracle Enterprise administration and deployments.
  • Well versed with deployment, migration, patching, upgrades and maintenance of Middleware applications
  • High Availability Oracle 10g/11/12c RAC , Standby Database, Clustering and Data Guard Setup, Automatic Storage Management and Configuration and Tuning and Materialized Views.
  • Experienced in Java and J2EE technologies which involves JDBC, Servlets, JSP, Java Script Struts, EJB(Session Bean), JMS, Web Services, SOAP, and JSF, AJAX, jQuery, test cases and various configuration tools like Clear Case, VSS, CVS, and SVN, Adobe ColdFusion MX, Adobe JRUN.
  • Experienced with J2EE application servers migration of Tomcat 6 to 8,and Apache 2.4.to 2.4.23.
  • WebLogic and Tomcat Administrator experience, with knowledge in clustering, JMS, Connection Pools, J2EE Deployments, Thread Dump Analysis.
  • Performed root cause analysis and suggested tuning methods for Server problems like Server Crashes, Hangs and Out of Memory issues in various JDKs like SUN JDK 1.3.x/1.4.x/1.5.x and BEA JROCKIT 1.4.x/1.5.x.
  • Extensively worked with Performance, Clusters, and preferably Load Balance.
  • Experienced on capacity planning and performance tuning of J2EE applications and platforms, using Wily Introscope.
  • Experienced in configuring WebLogic servers in a Cluster solution for High Availability, Load balancing and fail over support.
  • Experienced in WLST scripting to automate and monitor the WebLogic routine tasks. Linux (Red Hat) and Solaris experience.
  • Experienced with scripting in shell scripting (bash).
  • Expertise in Handling Code Releases and Deploying applications in Production.
  • Significant experience with BigIP F5 Load Balancer administration, shell scripting for alerting and alarming on applications. Significant experience using HP OVO.
  • Experienced in finding the Memory Leaks and adjusting the JVM Heap Sizes and GC Parameters.
  • Experienced in Configuration of Workstation to view performance data in Wily Introscope7.0.
  • Experienced in working with LDAP, SSO, TAM load balancing.
  • Good oral and written communication skills and creating tickets & Incidents with Service Now & BMC Remedy .
  • Demonstrated ability to work both as an individual contributor and in a team environment.

TECHNICAL SKILLS:

Application Servers: Oracle WebLogic /10.x/12c, Tomcat, 6.x 8

Applications: Oracle SOA 10g/11g,OSB, LDAP,TAM

Web Servers: Apache 2.2, 2.4.23 & IHS server,IIS Microsoft

Operating Systems: RedHat Linux, Solaris 8/9/10, SUSE Linux, AIX, Windows NT/XP/2003/2008,

Languages: Java, C, C++

J2EE Technologies: JSP, Servlets, EJB, WebServices, SOAP, WSDL, HTML, JDBC, JNDI, XML, XSL, JMS, IBM MQ Java Script.

Tools/Utilities: Cute FTP, Jprobe, Ant, XMLSpy, OEM Grid Control 10g/11g/12c, JRockit Mission Control, JConsole, IBM Tivoli, Wily Interscope.

Protocols: T3, T3S, Http, Https, Ftp, SOAP, LDAP, RMI/IIOP and TCP/IP.

Databases & DB Tools: Oracle 10g/11g,, TOAD,Sybase & DB2

CASE & Version Control: Subversion, Clear Quest, JIRA, CVS, Perforce, Visual Source Safe.

General Tools: JDeveloper, Team Foundation Server(TFS), Tortoise SVN, Mercury IT Governance, Mercury Quality Center, JIRA, Share Point, Project Time, Change Request Team Track, IBM Maximo, ServiceNow, File Zilla, WINSCP, Putty, ESP, MS Project Std., MS Visio, MS Office, CA Clarity PPM, Release Management.

Testing Tools: Load runner

PROFESSIONAL EXPERIENCE:

Confidential, Virginia

Middleware Admin/Weblogic Admin

Responsibilities:
  • Installed, configured, Upgraded and maintained Oracle WebLogic (12c & 11g), Tomcat 6 &8 on Linux & Solaris platforms.
  • Configured the Apache as a front-end proxy server to the WebLogic & Tomcat application server in APP-ISO, ROTN & DMZ Network Zones.
  • Responsible for updating patches and installation of JDBC drivers and Servlet engines on Linux and Solaris environment and Upgraded Sybase Database to Jconn4 and DB2 Databases
  • Created user roles and groups using TAM privileges in order to secure the system authenticated by local operating system.
  • Deployed the EAR/WAR files and contributed in writing scripts for automated deployment of the applications. Worked with TCM group for Builds and code compiling in Jenkins and GIT, Using Maven and ANT Scripts.
  • Developed/customized new/existing SHELL,(WLST) scripts to monitor and automize environments.
  • Developed the build environment, the source code control system and the issue tracking systems.
  • Created and tested builds, resolved issues, applied labels to file and communicated build status.
  • Troubleshot RHEL & Windows related issues such as High CPU, Memory Utilization, File system.
  • Worked on Tivoli Access Management, for Authentication and Authorization of Users by creating different groups by configuring security and providing SSO for the Applications.
  • Worked on Apache Upgrades from 2.2 to 2.4 on all the internal and external facing Applications.
  • Worked on the Jenkins Build to code Repository with check in & Check out source code.
  • Performed in JVM profiling and JVM performance tuning using Garbage Collectors
  • Administration of active applications, application performance monitoring - recycling the application server including installation of plug-ins for and Apache Web server
  • Good experience in using Service Now as a change management tool.
  • Contributed in development and maintenance of Group Policies
  • Developed infrastructure, Installation and support of System, Test, UAT, and Production Environments
  • Contributed in testing efforts with the client on WebLogic & Tomcat issues
  • Analyzed WebLogic Thread Dumps. Worked on service now for Tickets and Bladelogic.

Environment: WebLogic (12c,11g), Apache 2.2 2.4, Tomcat (6/8), Oracle (RAC/10g/9i), Sybase (15.3 &15.7 ),DB2, JDK (1.6/1.5), VMWare ESXi 5.1, JDBC, JSP, RHEL, Sharepoint, Agile

Confidential

Sr. WebLogic/SOA Administrator

Responsibilities:
  • Installed, configured and administered Weblogic Server 10.3.6/11g.
  • Install and configured Sun One iPlanet web server in various environments.
  • Configured Weblogic domain across multiple environments and Data Centers in production environments.
  • Worked on Certificates generation and installation using OpenSSL and Key tool.
  • Configured LDAP, SSO, CSS/GSS load balancing for various environments.
  • Configured and created JMS queues & topics, Connection Factories, Data sources, bridges & connections pools & multi connection pool.
  • Worked in deployment of applications on a J2EE application server (preferably WebLogic).
  • Worked on High Availability Oracle 9i/10g/11i RAC , Standby Database, Clustering and Data Guard Setup, Automatic Storage Management and Configuration and Tuning and Materialized Views.
  • Automated administrative tasks such as backup, cloning, and patching using OEM.
  • Created multi-task jobs comprising of multi-tasks through customized OS and SQL scripts in Enterprise Manager.
  • Install and configure Oracle SOA Suite 11g components in Oracle Web Logic Server domains Environment.
  • Installed and configured the high availability setup for fusion middleware. This includes setting up oracle WebLogic servers in a cluster and oracle HTTP servers, to point to them and configuring the web servers with a load balancer.
  • Monitor and manage SOA Components by using the Oracle Enterprise Manager, Fusion Middleware Control Console to perform administrative tasks. 
  • Managing and monitoring BPEL Component instances and faults.
  • RCU usage and deep understanding, and Maintaining Oracle Service Bus (OSB). 
  • Configuring SOA composite application resources, Configuring JMS Server and its modules on SOA and OSB..
  • Installation and configuration of Oracle Coherence 11g on Unix servers.
  • Managing and monitoring service engines, and updating the state of SOA composite applications. 
  • Loggings in servers, component engines and composites levels.
  • Start stop of oracle Coherence servers.
  • Integration of Weblogic with Oracle Coherence.
  • Developed provisioning with Oracle Internet Directory (OID) with E-Business Suite using Single Sign On (SSO).
  • Setup and configured Oracle Internet Direcotry (OID).
  • Add users to OID and to their appropriate group.
  • Analyzed changes needed in applications and identity management to capture user identity in audit logs using OID and Enterprise User Security (EUS).
  • Performance tuning/troubleshooting and in depth WLST scripting knowledge for performing regular tasks.
  • Performance tuning of JVM heap size, garbage collections, java stack and Native thread & production performance.
  • Monitored application performance using Wily Introscope. Setting up the Introscope to alert for various metrics (CPU, heap, threads).
  • Configuring clustering, security and JMS resources, troubleshooting and performance tuning of Production servers.
  • Worked in configuring WebLogic servers in a Cluster solution for High Availability, Load balancing and fail over support, Expert knowledge on distributed systems and the supported of highly distributed deployment J2EE servers.

Environment: BEA WebLogic 9.x, 10.x, 11g, SOA Suite 11g, BPEL, OSB, JMS Adapter, SOAP UI, IIS 5.0, Unix/Linux, Shell/Perl Scripting, Oracle8i, Solaris 8, Apache Server 2.X, Sun One iPlanet, Netscape Enterprise Server, Siteminder

Confidential, DUBLIN, CA

Sr. WebLogic/SOA Administrator

Responsibilities:

  • Performed 24x7 Production support for the several application across different business areas.
  • Installed, configured and administered Weblogic Server 10.3.5/11g on Red Hat Linux 5.x and Windows environment.
  • Performed J2EE application deployment and administration including JAR, WAR, and EAR files.
  • Configure and administered of JDBC, JMS in Weblogic Server 10.3.
  • Install and configured SSL certificates for Apache web server in various environments.
  • Configured and administered Weblogic server with Oracle9i/10g database.
  • Deployed the applications on multiple Weblogic Server and maintained Load balancing, high Availability and Fail over functionality.
  • Deployed proxy and business services using OSB console.
  • Worked on High Availability Oracle 9i/10g/11i RAC , Standby Database, Clustering and Data Guard Setup, Automatic Storage Management and Configuration and Tuning and Materialized Views.
  • Automated administrative tasks such as backup, cloning, patching and patching using OEM.
  • Created multi-task jobs comprising of multi-tasks through customized OS and SQL scripts.
  • Worked as Administration, installation, configuration and tuning for Oracle SOA suite.
  • Worked on to create new infrastructure configuration baseline for SOA suite 11g Implemented requirements on SOA.
  • Experience in performance tuning of Oracle SOA suite.
  • Experience in setting of High Availability and clustering for Oracle SOA suite.
  • Worked in a diverse team of Integration developers, Architects and DBAs in designing and deploying SOA solutions for the client.
  • Installation and configuration of Oracle Coherence 11g on Unix servers.
  • Start stop of oracle Coherence servers.
  • Integration of Weblogic with Oracle Coherence.
  • Configured data sources, connection pools for the application users for Oracle SOA Suite.
  • Integrated Oracle Application Server with SOA Suite 10.1.3.x for topology relation management as integrated layer for transactions.
  • Installed and configured Weblogic 8.x/9.x/10.x plug-ins on Apache 2.2.x
  • Deployed Composites through EM in various partitions for Meta Data Repository.
  • Performance tuning of JVM heap size, garbage collections, java stack and Native thread & production performance.
  • Installed and Configured OHS, iPlanet and IIS Plug-ins for WebLogic.
  • Monitoring application performance using Wily Introscope. Setting up the Introscope to alert for various metrics (CPU, heap, threads).
  • Created repositories using RCU (Repository Creation Utility).
  • Application’s migration of Weblogic server from previous version to current versions.
  • Researched and troubleshooted emerging application issues, from Weblogic configuration to code issues.
  • Analyzing thread dump and heap dump for Weblogic application server.
  • Experience with Oracle Weblogic, Sql, UNIX Shell scripting, SVN or other source control system and multi-threaded/multi-process application.
  • Active involvement in monitoring the server performance, network traffic to reduce performance bottleneck.
  • Experience in configuring Weblogic domain across Data Centers in production environment.
  • Worked with F5 Networks-Big-IP for high availability load balancing of traffic to the various internet web services.

Environment: Weblogic Server 10.3.5/9.x, Soa suite 11.1.1.6, Apache 2.2.x, OHS 11.1.1.6, JDK1.6, J2EE, JSP, Servlets, EJB, LDAP, JDBC, XML, Apache,, UNIX (Solaris 8/9.0/10.0, LINUX 5 ), Oracle9/10gi, Win2K.

Confidential, WILLMINGTON, DE

WebLogic Administrator

Responsibilities:

  • Worked with process documentation and process documentation tools (such as Visio) experience with Unix system administration and TCP/IP networking Experience using Java, J2EE, XML, SQL and Shell/perl Scripting in a UNIX environment.
  • Worked in Design, build and configure Weblogic servers in Linux, solaris environment.
  • Configuring clustering, security and JMS resources, troubleshooting and performance tuning of Production servers.
  • BEA WebLogic 9.x/10.x, with expertise in Installation, Configuration, Tuning, and Deploying applications on Unix/Linux, solaris.
  • Worked in configuring WebLogic servers in a Cluster solution for High Availability, Load balancing and fail over support, Expert knowledge on distributed systems and the supported of highly distributed deployment J2EE servers.
  • Performed installing, configuring, administering and performance tuning clustered SOA environments.
  • Integration: Integrate SOA with Oracle EBusiness Suite and various technologies, such as: OTM,WMS, Ecommerce, OM, Finance, CRM, RMS, MQ, FTP, AOPS, AS400, Mainframe, Teradata, SQL Server, DB2 and Oracle database.
  • Experienced with web tier integration (SunOne, Apache) as well as Wily Introscope, SiteMinder Netegrity.
  • Experienced in WLST, Jython and ANT scripting to automate and monitor the WebLogic routine tasks. Linux (Red Hat) and Solaris experience.
  • Configured Clusters, load-balancing and fail-over solutions and WebServer plugins for Weblogic Portal.
  • Worked on Shell scripting to notify alerts during emergency, Monitored application server performance.
  • Worked in deployment of applications on a J2EE application server (preferably WebLogic).
  • Worked on Certificates generation and installation using OpenSSL and Key tool.
  • Deployed Enterprise Java Beans,Web Applications, Enterprise Applications and configuration, troubleshooting performance.
  • Deploying portal application components in WebLogic Portal and integrating with third party utilities, like Endeca.
  • Web Server / Proxy Server Setup and Administration (Apache, Tomcat, iPlanet, Apache SSL, IBM Websphere, etc.).
  • Strong knowledge and working experience on Optimization and performance tuning techniques.
  • Worked closely with development and testing teams to implement fixes in Testing and Production environments.
  • Performed WebLogic upgrades and patching as they come from Oracle with the special procedures as required for security.
  • Performance tuning/troubleshooting and in depth WLST scripting knowledge for performing regular tasks.
  • Provided required application of software patches as well as release and version upgrades of O/S's & associated s/w to maintain currency & enhance reliability and supportability.
  • Experienced in supporting Databases that use an Enterprise application infrastructure solution experience Apache Tomcat, BEA Systems WebLogic.
  • Experienced in Provide performance monitoring and measurement support.
  • Environment: WebLogic Server 8.1/9.x/10.x, Oracle 11g SOA, UNIX, Design, Capacity Planning, Sun Solaris, tier-3 application support, Oracle10g, Apache.

Confidential

WebLogic Administrator / Production Support

Responsibilities:

  • Worked on Optimization and performance tuning techniques and also have Experience in performance tuning.
  • Provided WebLogic server instances into WebLogic clusters for high availability.
  • Worked in WebLogic server like jdbc, security, and install apache server configuration.
  • Worked on migration from Weblogic 8.x to Weblogic 10.x.
  • Worked with the Portal team to integrate InfoView into a BEA WebLogic Portlet.
  • Worked on web application and portal development on a large Oracle data warehouse, and administration of a middle tier application server.
  • Worked with Big IP F5 Load Balancer administration, shell scripting for alerting and alarming on applications. Significant experience using HP OVO.
  • Worked in WebLogic Administration 8.x/9.x/10.x - installation/ deployments/ configuration/ maintenance/ performance/ monitoring/ troubleshooting Web based applications.
  • Worked on performing systems monitoring using Sitescope, OEM (Oracle Enterprise Monitoring) tools.
  • Worked in Monitors systems capacity and performance, plans and executes disaster recovery procedures, and provides Tier 2 technical support.
  • Installation and configuration of NDM (Network Data Mover) for file transfer from Weblogic server to Mainframe servers.
  • Strong Experienced in WLST, Jython and ANT scripting to automate and monitor the WebLogic routine tasks.
  • Worked in WebLogic Administration with expertise in Installation, Configuration, Tuning, and Deploying applications on a Windows platform.
  • Maintained and investigated performance improvement of J2EE applications effectively using enterprise monitoring tools.
  • Worked in Oracle/Weblogic Application Server, Portlet and Content Management Administration (UCM) and Site Studio.
  • Strong scripting skills (shell scripting, WebLogic WLST, JMX, WebLogic Admin.
  • Worked as administrating Jboss, WebSphere and WebLogic application servers.
  • Performed troubleshooting, performance and capacity tuning.
  • Solved server hang issues such as Deadlock, Application and Database level lock by taking thread dump and analyzed to get the root cause of the hang.
  • Supported of Applications running in WebSphere, JBoss and Tomcat.
  • Participated in the on call rotation for 24x7 production support.

Environment: BEA WebLogic 8.x, 9.x, IIS 5.0, Unix/Linux, Shell/Perl Scripting, Oracle8i, Solaris 8, Apache Server 2.0, Netscape Enterprise Server, Siteminder.

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