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Senior Middleware Adminstrator Resume

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OBJECTIVE
Seeking an exigent position as a Middleware Administrator that best utilizes my skills in Application Servers

SKILLS
Hardware : IBM Compatible PCs, HP9000.
Platforms : Windows NT/95/98/2000/XP, Solaris, AIX, HP-UX,
Linux.
Languages : Java, C/C++/C#, ASP.NET, HTML/DHTML, XML,
JSP, Unix Shell, SQL.
Packages : J2EE ,JDK 1.1/1.2/1.3/1.4, JSDK 2.0, JSWDK, JFC.
Databases : SQL, MySQL,DB2 and Oracle 8/9i, MS Access.
Tools : WinRunner, LoadRunner, Sitescope, Jprobe,
Topaz,Introscope, HP OPENVIEW, BMC Patrol.
Web Servers : Sun One, Apache, Tomcat Microsoft IIS, IBM
HTTP.
Application Servers : WebLogic 6.1/7.0/8.1/9.2/10.2,JBOSS,Websphere Process Server
Protocols : TCP/IP, SNMP, POP/SMTP, HTTP, FTP.
IDE & Environments : Code Guide, JBuilder, IntelliJ, Eclipse.

WORK SUMMARY
Around ten (10) years of experience in the information technology discipline with over 7 years in BEA WebLogic Administration/Development/Deployment and other web/app servers like (WebSphere Application Server,ALSB 6.0, Tomcat, JBoss, IBM HTTP Server, Apache, Sun One (iPlanet), MS IIS).

  • Extensive experience in web application development using J2EE and Java related technologies. Well-versed in all phases of software development life cycle.

Expertise in administration of BEA WebLogic 6.1/7.0/8.1/9/10 on IBM AIX, Sun-Solaris 8, 9, 10, Red Hat Linux 6.x/7.x/8.x and Windows NT/2000 environments
Expertise in installing, configuring and trouble-shooting application servers like BEA WebLogic 6.1/7.0/8.1,9.2, and web servers like iPlanet, IBM HTTP Server, and Apache on Sun Solaris, Linux and IBM AIX platforms.
Strong knowledge of deployment of J2EE applications/components on BEA WebLogic 6.1/7.0/8.1, 9.2/10
Extensively worked as a BEA WebLogic administrator for server configuration, deployment of components and performance tuning including troubleshooting, Technical support and maintenance.

  • Detailed exposure and working knowledge of MQ series Messaging Service

Managed and administered domains, nodes, managed servers, instances in BEA WebLogic application server.
Configured clusters, load-balancing and failover solutions.
Experience working with XML/XSL/XSLT documents.

  • Experience in setting up Weblogic Queues and topics

Experience developing J2EE applications using Java development tools such as Eclipse, Visual Age for Java 3.5, JBuilder and Visual Café.
Implemented security and configuration of LDAP, Netegrity SiteMinder single sign-on, configuring Multi Master and Single Master configurations and replications for MS Active Directory.
Experience working with Netegrity SiteMinder and IdentityMinder.
Experience in management of user profile and groups using IdentityMinder web edition.
Strong programming experience in J2EE 1.4, J2SE 1.4, JDK 1.3/1.2, J2EE technologies - Servlets, Applets, JSP, JDBC, JMS, JavaMail, RMI, JNDI, EJB, XML, Struts, SOAP, CORBA.

  • Extensive knowledge of Jython and Python Scripting.

Quick learner and up-to-date with industry trends. Excellent written and oral communications and team player. Excellent customer relations and people management skills. Ability to work independently and well-organized. Strong analytical and problem solving skills. Excellent presentation skills (strong verbal and written communications).
Environments: JDK 1.4, J2EE, JSP, Servlets, EJB, LDAP, JDBC, JMS, XML, Oracle 9i, WebLogic Server 7.0/8.1, WebLogic Portal, BEA Tuxedo, Sun One 6.0, Apache 2.0, IIS, Ant 1.5.1, WIN NT/98/2000, Sun Solaris, AIX, Linux.

October 2009-Present Confidential,
Senior Middleware Adminstrator

Responsibilities:

  • Designed and created Oracle WebLogic Server 9.2/10/10.3 domains and managed Servers in Training ,Devlelopment ,QA,Staging and Production Environment as well as provided 24/7 production support.
  • Upgraded BEA WebLogic Server 9.2 to WebLogic Server 10.3 in the Training ,Devlelopment ,QA,Staging and Production Environment.
  • Automated the Deployment process of WAR, EAR, Cognos and J2EE applications in WebLogic Server 9.2/10/10.3 using WLST (WebLogic Scripting Tool), UNIX Shell Scripts and weblogic.Deployer utility.
  • Configured WebLogic JMS Servers, JMS Modules, JDBC Data Sources, JDBC Connection Pools, and Bridge to provide interoperability between WebLogic JMS and IBM MQ Series.
  • Installed, Configured and used HermesJMS to interact with WebLogic JMS providers, discover WebLogic queues and topics, copy/delete messages, and drop XMLs in WebLogic JMS queues and IBM MQ queues.
  • Built and Deployed J2EE applications using Hudson,Maven, SVN, CVS, and Winscp on WebLogic 9.2/10/10.3 for Release and Maintenance. Performed Smoke Test for the deployed applications to Validate its status is up and running.
  • SOAsuite 11g installation, deploymentand configuration in a cluster.
  • Installed and configured Apache HTTP Server 2.0 Plug-in as an Apache module on Red Hat Linux.
  • Having background with SUBSCRIPTION BILLING SYSTEMS
  • Configured SSL (Secure Sockets Layer) and obtained digital certificates, private key for WebLogic server to provide secure connections.
  • Worked on different Data Interfaces, Data Warehouse, SQL Server,Sybase, Oracle Server, and PL/SQL-Dev tool in ST, QA and Partially Production Environments.
  • Configured and Tuned JDBC connection pools so that applications point to correct Database schema and the appropriate number of JDBC connections available to resolve the java.lang.NullPointerException issue.
  • Extensively used IBM Rational ClearQuest as a change management tool for better visibility and control of the SDLC (Software Development Life Cycle).
  • Log files analysis such as WebLogic server logs, node manager logs, Plug-in logs, thread dumps, verbosegc logs for troubleshooting and Problem determination to resolve issues.
  • Created Server Execute Queues and Tuned the parameters for better Performance of critical applications deployed in WebLogic Server 9.2.
  • Deployed applications on multiple WebLogic server instances maintaining Load Balancing and High-Availability
  • Installed and Configured F5 load balancer.
  • Proven experience developing and implementingbuildand automated deployment systems usingANTmake shell and perl scripting.
  • Experience in supporting LDAP and SiteMinder in production environment

Sep 2006 – October 2009 Confidential,
Weblogic, Sunone and Apache administrator

Environment

BEA Weblogic 10, 8.1 sp5 on Sun Solaris 10 and 9 respectively
Sunone Webserver, Oracle 10g,Apache, tomcat server
Foglight and qpasa monitoring tools
Vantage application performance enhancement tool
Repliweb

Roles and Responsibilities

Installation and configuration of BEA WebLogic Server 8.1 sp5 and 10 in development, staging, preproduction and production environments.
Expert in creating and configuring of clustered and nonclustered WebLogic Server domains.
Configured and administered connection pools, multi-connection pools and data source objects for JDBC connections.
Configured JNDI server as repository for EJB Home stubs, JDBC data source, JMS connection factories, queues and topics.
Providing Technical support to the application team and Troubleshoot emerging application issues i.e. WebLogic configuration to code issues
Extensively involved in performance tuning and monitoring of various applications.

  • Responsible for setting up JMS topics and Queues
  • Responsible for writing shell scripts and modifying Jython scripts.
  • Extensive knowledge of Bash and Korn Shell

Configured Apache to act as a proxy server for backend WebLogic and TomCat application servers.

  • Installed and Configured F5 load balancer.

Expert in configuring and deploying web applications on Tomcat application server.
Administration of active applications, application performance monitoring – recycling the application server including installation of plug-ins for iPlanet (Sunone 6.1) Webserver.
Configured clustering for EJB objects, JDBC connections and JMS connection factories.
Configured LDAP using MS Active Directory Server for user authentication.

  • Creation of SSL and Digital Certificates for requesting, generating and the implementation of the communication link between the web server and the application server.
  • Expert in using ANT.
  • Detailed exposure and working knowledge of MQ series Messaging Service.
  • Expert in setting up, configuring of Foglight and Qpasa monitoring tools.
  • Expert in setting up Ventage analyser tools.
  • Used Repliweb as deployment management tool.

Jul 2003 - Aug 2006 Confidential,
WebLogic Administrator

Environment

BEA Weblogic 8.1 sp3
IBM Websphere 5.0
Sun solaris 8 and 9
Iplanet 4.0 Webserver
BMC Patrol Monitoring tool

Roles and Responsibilities

Involvement with the customer care and deployment teams in providing technical support and trouble shooting and fixing day-to-day problems of the applications in production on 24/7 schedule.
Migration from WebLogic 7.0 to WebLogic 8.1.
Administration and configuration of WebLogic 8.1 in deployment and production environments.
Administration and configuration of JBOSS 4.0 in deployment and production environments.
Creation of development environments for developers Shell scripts and source code management systems (ClearCase).
Involved in installation and configuration of Ms Exchange 5.0 and 5.5 based messaging systems for internal use and for POP3, SMTP access.
Application deployment (WAR, JAR, EAR).
Development and maintenance of Shell scripts that facilitate the administration of BEA WebLogic.
Configuration and clustering of WebLogic Application Servers.
Load balancing and performance tuning.
Troubleshooting WebLogic server connection pooling and connection manager with Oracle 8i, and DB2.
Testing and profiling to measure the performance of the applications.
Conducted performance and scalability audits of applications and the application servers.
Administration and monitoring of WebLogic admin and managed servers.

  • Designed/Implemented the testing environment for MS SQL Reporting Services.
  • Designed/Implemented the SQL Reporting Services management security (LDAP).
  • Architect for the definition and design of a Common Message Repository and Application Interaction Service using MQ Series. The Common Message Repository maintains definitions of all message types that can be used for communication between a number of existing applications and newly developed applications.

Shell scripting to automate the maintenance process of the WebLogic server and recover the backed-up WebLogic configuration.
Log-file analysis (troubleshooting) to resolve issues using scripts.
Creation of SSL and Digital Certificates for requesting, generating and the implementation of the communication link between the web server and the application server.

Feb 2002 - Jun 2003 Confidential,IL
J2EE Programmer/WebLogic Administrator

Environment

BEA Weblogic 7.0, 8.1
Linux and IBM AIX Operating system
Apache Webserver, Microsoft IIS
Wiley interscope Monitoring tool
JBuilder, IntelliJ, Eclipse

Roles and Responsibilities

The project was developed for Northern Trust Bank to generate values on policies based on fluctuating interest rates, deposits, interest accruals, surrender charges and time value of money.

Designed the application under J2EE architecture using JSP and developed the business components using EJB 1.0.
Designed and developed the user interface using JSP, Servlets, XML and Java.
Developed Java Server Pages for both business logic and GUI development.
Developed Java Bean components to communicate with JSP.
Designed and developed the front end using JSP and other custom tag libraries.
Developed applications using JSPs and EJBs for Weblogic application server 5.1.
Involved to develop forms using HTML and Java Script.
Involved in writing SQL in DB2 UDB.
Involved in converting Mainframe DB2 data to SQL Server database.
Wrote JSP pages for server side to access the database.
Developed database connection through JDBC drivers.
Installed WebLogic 6.1 application server on Sun OS 5.8 and development, staging and production environments.
Configuring multiple WebLogic domains.
Configured WebLogic server with iPlanet web server through WebLogic’s

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