Sr Middleware Administrator Resume
Decatur, AlabamA
SUMMARY
- Over 7+ years of Experience wif teh Installation, Configuration and Administration of WebLogicServer8.x/9.x/10.x/11g andWAS 6/7.x/8.x,and SOA suite (10g, 11g,12Con Linux and Unix.
- Extensive working experience of installing WebLogic Server, setting up WebLogic Domains, configuring/monitoring/ administering Admin Servers, Managed Servers and Node Manager.
- Well experienced in configuring Node Manager, associating managed servers to a machine to control/monitor - managed servers remotely.
- Expert level skills in Oracle SOAsuite 11g Release, Oracle10g, Oracle Weblogic server (10.3.x), BPEL Process Manger, B2B, Mediator, ESB, J-Developer, OWSM, JMS, Oracle 10g.
- Good knowledge in creating, configuring Clusters, Load balancing, high availability and fail-over solutions for WebLogic server.
- Vast experience in Deploying applications JAR, WAR, EAR, and maintained Load Balancing, High Availability and Fail-over functionality in clustered environment using Admin console in WebLogic, WLST scripts and using console in WAS.
- Experience in Development and implementation of WLST, Unix shell scripts for various administration tasks.
- Excellent working knowledge of Operation & Production Support wif large mission critical systems in multiple technologies and platforms including WebLogic,SOA, Apache and UNIX.
- Extensive experience wif design, development and deployment of business process integration using Oracle SOA- Fusion Middleware.
- Installed and configuredvarious Webservers which includes IBM HTTP Server, Apache, I -Planet, and integrated wifWebSphere and Weblogic Application Servers.
- Extensive experience in troubleshooting by using Thread Dumps for WEBLOGIC/WAS server issues.
- Performance tuning, Monitoringof applications, application servers and web servers.
- Experience in finding teh Memory Leaks and adjusting teh JVM Heap Sizes and GC Parameters.
- Experience in analyzing teh various Serverlogs and thread dumps to perform Root Cause Analysis.
- Expertise in handling web logic patches and upgrades. Involved in teh Weblogicupgradefrom 9.2 to 10.3
- Configured JDBC Connection pools, Data sources using Oracle.
- Implemented security by configuring Secured Socket Layer (SSL) for client authentication and data encryption.
- Provided 24x 7 supports for inter application groups (Development, QA, System Admins, Support and DBAs) for resolving various applications on both Weblogic and WebSphere related problems.
- Regularly attended meetings on behalf of Middleware Team & co-ordinate wif different teams for task accomplishment.
- Good working experience in Installation, Configuration, Performance Tuning and Trouble Shooting of SOAEnvironment (Service Engines, Adapters, BAM).
- Install and configure Oracle SOA Suite 11g components in Oracle WebLogic Server domain.
- Installed EARs, WARs and configured application specific JVM settings, Web container parameters using teh Admin Console and WSadmin scripts.
- Set up Wily for monitoring, notification, root cause analysis and data reporting.
- Good Knowledge in JMS, Distributed Queues and Topics.
- Successful implementations of Workload Management (WLM) using clusteringTechniques.
TECHNICAL SKILLS
Operating Systems: Windows, Red Hat Linux, UNIX, Solaris, AIX, HP-UX.
Application Server: Oracle Web Logic Server 9.2/10.3/11g, WebSphere 5.1/6.x/7.x
Web Servers: IBM HTTP Server, IIS, Apache-Tomcat, Apache, Sun One Web Server.
SOA: SOA 11.1.1.5/6, BPEL 11.1.1.5/6, OSB 11.1.1.5/6, Oracle BPM 11.1.1.5
Database: DB2, SQL server, MS Access, Oracle, My SQL.
Languages: Java, J2EE, XML, XSLT, JavaScript, HTML, PL/SQL, PERL.
IDEs &Environments: Web Logic workshop, Eclipse, My Eclipse, Net Beans.
Scripting Languages: WLST, UNIX Shell Scripting (Bourne, Korn, C and Bash), Perl Scripting.
Tools: Wily Introscope, JMeter, JConsole, SVN,WINCVS, Samurai,Splunk.
PROFESSIONAL EXPERIENCE
Confidential, Decatur, Alabama
Sr Middleware Administrator
Responsibilities:
- Installed, configured and administered WebLogic Server 11g on different environments like Development, QA, UAT and Production on Linux (RHEL 5)
- Installed and configured Apache 2.2 wif Oracle WebLogic Application server.
- Installing and Configured SOA Suite, and Enterprise Service Bus (ESB),WebLogic Portal Servers, Oracle Service BusDomains and Clusters.
- Implemented Store and Forward methodology for SOA Suite and OSB.
- Automated teh Deployment process of various WAR, JAR, and EAR applications in clustered environment using WLST scripts.
- Monitored Health of WebLogic Servers in Production; Attended ERT Calls for Production Issues.
- Worked as Administration, installation, configuration and tuning for Oracle SOA suite.
- Developed and implemented WLST, Unix shell scripts for various administration tasks.
- Involved in designingSOAinterfaces wifBPELandESBfor different applications.
- Build SOAinfrastructure that is high available (HA), clustered and Disaster Recovery (DR) ready.
- Used WLST to get run-time parameters. Generated and analyzed Heap dump and Thread dump. Monitored WebLogic performance using WilyIntroscope.
- Involved in Monitoring error logs, troubleshooting and fixing teh problems.
- Performed WebLogic server administration tasks like configuring Managed servers and setup cluster environment.
- Implemented High Availability using F5 LoadBalancer and also set up keep alive configurations on SOA Suite
- Provided online and on-call support during application go-live timeframe. Also involved in troubleshooting during such times.
- Monitoring error logs, fixing problems and tuning parameters on Weblogic environment.
- Coordinated wif Development team, Network team and Data base team to troubleshoot teh errors and bugs in teh production servers.
- Administration of active applications, application performance monitoring - recycling teh application server including installation of plug-ins for iPlanet and Apache Web server.
- Contributed in development and maintenance of Group Policies.
- TEMPHas involved in dev. environment setup and taken care of all server side artifacts setup like JNDI, Queues and server properties.
- Configured Node Manager, JDBC, JMS, JTA, JNDI, and SNMP. Administered teh Managed Servers in Weblogic Application Server.
- Created and implemented script to maintain teh SOAPurge and scheduled Weblogic restarts.
- Configured Web Server Plug-in for teh Weblogic server.
- Deal wif troubleshooting issues like Server hang, Application Deadlock, Out of Memory, High CPU usage.
Environment: Weblogic Server 11g, Apache,Oracle SOA suite 11.1.1.6,BAM 11.1.1.6,OSB10g,SunOne Webserver, wily, Red Hat 5.x/6.x, Sun JDK, F5loadbalancer, Remedy, JMS, JROCKIT, WLST.
Confidential, Minneapolis, MN
Middleware Administrator
Responsibilities:
- Installed, configured and Administered IBM WebSphere 7.0,Weblogic 10.x indifferent environments like Development, QA, UAT and Production on Linux (RHEL 5) and Solaris 9 operating systems Linux and Solaris platforms.
- Installed and configured Oracle SOASuite in RHEL operating platforms for development and production environments.
- Deployed, maintained Internet and Intranet Applications on WebSphere, SunOne on AIX, Solaris and Linux in a multi clustered high availability environments.
- Performance tuning various SOA components BPEL, ESB, WSM to achieve greater performance and scalability.
- Installed fix packs, refresh packs and Interim fixes for WAS 6.x/7.x and Process servers on AIX servers and Linux.
- Tuning various components inSOAInfrastructure like BPEL, Human Workflow, and Mediator etc.
- Installed, Configured IHS and IBM HTTP Server on Linux environment.
- Extensively worked wif adapters like DB adapter, File adapter and FTP adapter in developing BPEL process.
- Deployed teh applications on multiple Weblogic/WAS servers and maintained Load balancing, high availability and Fail over functionality.
- Configured BPEL Adapters- Deployment & Configuration of MQ, AQ, FTP, DB, and FILE Adapters.
- Troubleshooting and in-depth knowledge on frequently used inbuilt adaptors (BPEL process recovery and process activation).
- Developed UNIX shell/WLST scripts and auto deployment process.
- Packaged, built, Integrated and deployed enterprise J2EE applications on WebSphere.
- Responsible for application changes across different environments.
- Problem Determination through teh log files and rectified teh problems.
- Monitoring teh Weblogic Servers in QA / Production / Development Environment.
- Worked closely wif Project manager, development, testing and production team to align project deliverables, dates and report issues/concerns.
- Worked on WLSTscripts, which automates teh creation of domain on Weblogic servers.
- Configures connection pools, data sources for JDBC connections on Weblogic and WebSphere application servers.
- Involved in deploying teh applications both from teh console and command line using WSadmin.
- Created teh connection pools, data sources, JMS servers, and JMS destinations.
Environment: IBM WebSphere App Server 7.0, Weblogic 10.x, IPlanet, Java, J2EE, RHEL 5.0, Oracle SOA Suite, CA SiteminderSite Minder, Tomcat,BPEL, ESB, WLST, SSH, Oracle 9i/10g, Remedy, WLS, Shell scripting, UNIX.
Confidential, Philadelphia, PA
Weblogic/Websphere Administrator
Responsibilities:
- Install, configure and administration of BEA WebLogic Application Server 9.2/10.3on SUN Solaris 9.0/10.0 and Windows environment.
- Installation, configuring and monitoring of WebSphere servers and integrated Sun One Web Server to work wif teh Application Server.
- Deployed applications (Web-Based) on multiple WebLogic Servers and maintained Load balancing, high availability and Fail over functionality (disaster recovery).
- Planning, troubleshooting and implementing interim fix pack and patch installations for existing WebSphere Application Server environments.
- Automated teh Deployment process of various WAR, JAR, and EAR applications in clustered environment using WLST scripts.
- Involved in configuring teh WebSphereload balancing utilizingWebSphere, Workload Management including horizontal scaling and vertical scaling.
- Migrated existing applications from WebSphere 6.0.x versions to 7.0 using Was Pre-upgrade and Waspost -upgrade tools.
- Upgrade, Configuration, Setting Channels, creation of Queues, Change Queue Properties, Monitor Queues, Administration, Support MQ client.
- Integrated Netegrity siteminder into webserver to provide single sign on (SSO) capabilities.
- Involved in configuring teh WebSphere load balancing utilizing WebSphere Workload Management (WLM) including horizontal scaling and vertical scaling.
- Performance tuning at WebLogic domain level and OS level, performance tuned WebLogic heap, threads, JDBC and JMS subsystems.
- Participating in Conference Bridge calls to assist in troubleshooting a problem wif multiple vendors/systems/products wifin teh client’s enterprise-wide release.
- Documented teh problems and workarounds of teh product on dis environment. Interaction wif other support teams.
- Configured domains, clusters, JDBC Connection Pools, Data sources, JMS Servers.
- Developed many shell scripts to automate teh maintenance process of teh WebLogic and recover teh backed up WebLogic configuration.
- Involved inassistingthe QA team in teh Load and Integration testing of J2EE applications on WebLogic Application Server.
Environment: WebSphere 6.1,JDK 1.4, JavaScript 1.2,WebSphereMQ 7.0 Apache Tomcat, WebLogic Server9.2,10g, Web Services, LDAP, XML, AIX, Solaris, SiteMInder, Windows, SQL Server.
Confidential
WebLogic Admin
Responsibilities:
- Installation, configuration and maintenance of Weblogic Application Servers 10.x/9.x, Apache, Tomcat on Solaris 10 environment.
- Involved in upgrading from Weblogic Server 9.2 to Weblogic Server 10.
- Installed SOA 11g components (Database server, BAM, OSB) along wif Weblogic Server and as an admin enabled ADF on teh Weblogic Server.
- Prepared XSD for BPEL which is used as an input for teh process.
- Worked extensively on deployment of new J2EE applications, creating clusters, managed servers, JMS queues, bridges & JDBC connections pools, managing JNDI, managing security, configuring and monitoring JMS in BEA Weblogic server.
- Implemented Exception Handling for teh BPEL Process models to handle System, Business exceptions and used Compensation handlers to handle teh transaction if an exception occurs.
- Server Hang, Deadlock, application level lock, database level lock by taking thread dump and analyze to get teh root cause for teh hang.
- Provided level 2 and level 3 technical supports for Production applications.
- Responsible for participating DR Activities.
- Developed UNIX shell scripts that automate teh Weblogic Administration (recycling teh application server, deploying customer applications, logs rotation, monitor application state, etc.).
- Involved in assisting QA team in Load and Integration testing of J2EE applications on Weblogic Application Server.
- Configuring and tuning Site Scope for monitoring of Staging Environment.
- Configured JMS Connection Pools, QUEUE, Topics, JDBC resources, data sources and bounded to teh J2EE applications configured teh connection pools for teh various data sources.
- Created Users, Groups and Roles and assigned users to Groups and Roles.
- Managing and Monitoring teh JVM performance by WebLogic Heap Size, garbage collection, JDBC Pools.
- Provided 24*7 on call production support Interaction wif BEA, SUN on issues and resolution.
Environment: WebLogic Server 9.2, Windows XP, Red Hat, SUN Solaris, HP-UX, J2EE applications, LDAP, JDBC, JMS, XML, and Oracle9i/10g,JDK1.5.0 15, J2EE, EJB, JMS, Xml, Servlets2.0, Jprofiler, NetegritySiteminder, Weblogic Portal, Tomcat.
Confidential
Weblogic Administrator
Responsibilities:
- Installed and configured enterprise applications on BEA WebLogic Application Server 8.1, Iplanet Web Server in Sun Solaris environment.
- Deployed Various J2EE applications onto teh clusters and Application servers and supported accordingly.
- Configured Execute Threads, Connection Pools and JMS Bridges etc. for different components of teh system.
- Configured and tuned BMC Patrol and SiteScope for monitoring of Production Environment.
- Troubleshoot applications, servers, clusters, OS, testing problems and customer problems.
- Took Thread dumps, pstack and prstat and analyzing to find teh problems in application.
- Used Jprobe to diagnose and resolve performance bottlenecks, Memory leaks, excessive Garbage collection, threading issues and other Java coding problems.
- Created Weblogic Portal domain and created projects, application and portal application in Weblogic workshop.
- Created Users, Groups and Roles and assigned users to Groups and Roles.
- Created Entitlements for Portal Resources and Setting Up and Managing Content. Involved in implementing different data types and defining data types in Weblogic portal.
Environment: WebLogic Server 8.1, Apache-Tomcat, Sun One, J2EE, Web Services, LDAP, XML, AIX, Solaris, Windows, SQL Server.