SUMMARY

• 7+ years of experience in WebLogic Administration providing support for development, testing, Staging and production environments .
• Extensive experience with Administration of WebLogic Application Servers 8.1, 9.2,10 and 11g Clustering (WLS), Iplanet Application Server, Iplanet Directory Server (LDAP), I planet Web Servers, Apache web Servers, Microsoft IIS Web Servers5.0/6.0 and Site Minder Administration.
• Experience in Automating Deployment Jobs through Jenkins both for Tomcat and WebLogic.
• Experience in writing shell scripts for Automation.
• Experience on Oracle RAC Databases.
• Configured One - way and Two-way SSL certificates for Web servers and Application servers.
• Solid experience in deploying the applications on clustered and standalone WebLogic Servers and maintaining Load balancing, failover, high availability and session replication.
• Good troubleshooting skills on issues related to WebLogic, apache, tomcat, JBoss servers, Networking, Database, UNIX and applications and worked with respective engineers to resolve them and provided RCA.
• Experience in configuring Adapters in SOA.
• Installed and configured of SOA, BPEL, OSB and OHS server.
• Experience in Web-service securities through OWSM.
• Deploying Enterprise Java Beans (EJB’s) and monitoring the Application servers and Web servers, troubleshooting performance issues using the Log messages and Log files.
• Experience in configuring of Connection Pool with Oracle RAC, MySql, DB2 and SqlServer, etc.
• Expertise in managing JNDI, Managing Security, Configuring and monitoring JMS.
• Experience in working with F5 Load Balancer and Big IP Load Balancer.
• Installed and configured Sun ONE Web server (iPlanet), Apache Web server and OHS and integrated the same with the WebLogic server.
• Experience in Ant/Maven for building Java/J2EE Applications.
• Experience in setting up of Data Sources, Configuring Servlet Engines, Session Managers including planning installation and configuration of WebLogic Application Servers.
• Involved in setting up cluster environment for WebLogic Server integrated with multiple workflows.
• Expertise in developing Shell scripts (including sh, ksh, bash) to administrate and automate batch job scheduling including Server Start/Shutdown, backup and recovery processes.
• Database knowledge using SQL, PL/SQL, Oracle and MS SQL Server.
• Experience in Third party profiling tools - Wily intrascope, performasure, HP open view, Remedy & Optimize IT.
• Provided 24/7 on call support in production environment.

TECHNICAL SKILLS

Middleware: BEA WebLogic Server (7.x/8.x/9.x/10.x), IBM Web Sphere (5.x/6.x), JBoss 4.x/5.x, iPlanet/Sun ONE, Apache, Tomcat, IIS 5.1/6.0, IBM MQ, Sonic MQ

Operating Systems: Solaris 10/9/8, Linux (Red Hat 9-6), Windows XP/2003/2008, AIX 5.x/HP UX

Programming: Java, C, C++, XML, Unix Shell Scripting, JavaScript, VBScript, JSP, SQL, HTML, PL/SQL, Perl

Network Services: T3, T3S, TCP/IP, SSH, SMTP, FTP, LDAP, HTTP, HTTPS

Scripting: ANT, WLST, Python, Perl Shell Script (Korn/Bourne)

Monitoring/Tuning/Load Balancing: Wily Introscope, JProbe, Samurai, HP ovo, Net scalar, PRTG

Database: Oracle 10g/9i/8i, MySQL, MS SQL Server, MS Access

Security: CA Site Minder, Sun One Directory Server, iPlanet Console/LDAP Browser

Technologies: JSP, Servlets, JMS, EJB, JDBC, Web Services, JMX

PROFESSIONAL EXPERIENCE

Confidential, Dallas, TX

WebLogic / SOA Admin

Responsibilities:

• Performed 24x7 Production support for the several application across different business areas.
• Installed, configured and administered WebLogic Server 10.3.x/11g/12c on Red Hat Linux 5.x and Windows environment.
• Involved in automating Deployment Jobs using Jenkins.
• Worked on the version control systems SVN and CVS.
• Involved in Installation of Oracle Databases.
• Performed J2EE application deployment and administration including JAR, WAR, and EAR files.
• Configure and administered of JDBC, JMS in WebLogic Server 10.3.
• Installed and configured SSL certificates for Apache web server in various environments.
• Installed and configured of SOA, BPEL, OSB and OHS server.
• Created schemas using Repository creation utility (RCU).
• Configured DB adapters, File Adapters in SOA domain.
• Deployed composite applications using EM console.
• Deployed the applications on multiple WebLogic Server and maintained Load balancing, high Availability and Fail over functionality.
• Responsible for Load balancing and Performance tuning for various WebLogic servers.
• Installed and configured Apache 2.0/2.2 webserver to work with WebLogic server in UAT Stage and Production environments.
• Performed backup of Oracle database using RMAN, EXPDP and IMPDP.
• Configured global security in WebLogic using LDAP authentication.
• Created and Configured Data Sources for database connectivity and JMS resources.
• Used Config wizard and WLST scripts to create and manage WebLogic domains and Node Manager.
• Performance tuning of JVM heap size, garbage collections, java stack, Native thread & production performance.
• Monitoring application performance using Wily Introscope. Setting up the Introscope to alert for various metrics (CPU, heap, threads).
• Created Korn Shell scripts to automate Cron jobs and system maintenance. Scheduled cron jobs for job automation.
• 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.
• Deployed WARs, EARs using WebLogic Admin Console as well as running scripts.
• Created Service request with Oracle to fix unresolved bugs or issues.
• 24X7 on call production support, technical support, trouble shooting, problems related to oracle WebLogic Server.

Environment: WebLogic Server 10.3.x/9.x, JDK1.6, J2EE,, JSP, Servlets, EJB, LDAP, JDBC, XML, Apache, Oracle9i/10g, HP-Open View, Site Minder, SOA, WLST, Python, UNIX (Solaris 8/9.0/10.0, LINUX 5 ), Windows, Jenkins, Net Scalar, PRTG, SVN, Nexus Artifactory .

Confidential, Raleigh, NC

WebLogic Administrator

Responsibilities:

• Performed Installation and Administration of BEA WebLogic 10/11g.
• Migrating and Upgrading of WebLogic 9.2/10 server instances to WebLogic 10.3.6 Server.
• Performed Installation and Administration of Apache webserver 2.2.14/ 2.2.19/2.2.20.
• Migrating and Upgrading of Apache instances from 2.2.14 to 2.2.19/2.2.20.
• Migrating Oracle HTTP Server Services to Apache.
• Configured SSL Certificates for WebLogic and Apache servers.
• Performed Installations, up gradations and Migrations of Oracle Databases.
• Installed and Configured LDAP server, Configured security providers.
• Wrote scripts for creating, configuring and starting WebLogic servers using WLST.
• Setup and configured large Enterprise WebLogic Clusters utilizing BEA’s WebLogic 10 and 9.2 MP1, wrote scripts and Java utilities that determine the performance of the Staging and Production sites.
• Involved in WebLogic 11g/10/9.2/ testing and analyzing performance metrics and creating respective WebLogic resources.
• Deployed the WAR, JAR and EAR applications in WebLogic 10/11g Responsible for application changes across different platforms- development, testing, staging and production environments.
• Developed several scripts using ksh and bash to automate jobs. (Security audit scripts, password automation scripts, network stats, file storage, etc).
• Created WebLogic domains, managed servers, clusters, machines and start up scripts.
• Involved in the migration of the applications from tomcat 5.5 to WebLogic Server 10.3.
• Configured JDBC resources, data sources and bounded to the J2EE applications, configured the connection pools for the data sources. Created and monitored Oracle Application server, JMS Server, JMS Connection Factories, Queues, Topics, Database Store and Message Bridges.
• 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.
• Developed scripts (start, stop, backup & recovery processes) for WebLogic application server administration.
• Expertise in managing the databases and application servers OEM (Oracle Enterprise Manager) grid control.
• Involved in writing WLST scripts using Jython/Python for starting, stopping servers, Node managers and deploying applications.
• Involved in creating and configuring the clustered platform domain for load balancing and fail over and involved in developing controls like EJB Controls, JMS Controls, AI controls and DB Controls by using Web Logic Workshop IDE.
• Monitored WebLogic server resources using Wily 6.0 Introscope.
• Involved in 24/7 support for production environments.

Environment: BEA WebLogic 7.0/8.1/9.2, Web Sphere 6.x, 7.x, 6.0, Jboss, MQ 5.3, 6.0, iPlanet (Sun One 6.0), Apache, IIS, Sun Solaris 8, 9, 10,Red Hat Linux, Windows 2003, JVM, Cisco Load balancer, F5, Oracle 9i, 10g, DB2, SQL server, CVS.

Confidential

WebLogic Administrator

Responsibilities:

• Configured database connectivity using JDBC and Connection pools. Oracle Application server 9i/10g was used in the backend.
• Automated and scheduled backups on all UNIX Machines using shell scripts.
• Performance tuning was done with respect to system, connection pools. Execute threads and JVM heap size.
• Develop domain monitoring java class using JMX to collect JDBC, JVM, and Execute Queue statistics for Managed Servers.
• Document and establish standard processes to ensure repeatability for J2EE administrators.
• Troubleshoot environment and application issues using BEA WLS support patterns as the standard methodology and provide root cause summary to application stakeholders.
• Provided Migration configuration for transactions, security, services, JMS servers and services while transitioning from development to production environment.
• Installed Oracle 8i/9i/10g client software on the application server and configuring the connectivity using JDBC drivers for the database.
• Deployment and Troubleshooting of JAR, WAR and EAR applications in clustered environment with WebLogic.
• Installed and Configured LDAP server.
• Implemented Load balancing of web applications by configuring WebLogic proxy plug-in.
• Performance tuning by managing and monitoring the JVM performance by WebLogic Heap size, garbage collection, execute threads, EJB Cache size, JDBC pools and multi pools.
• Actively involved in upgrading to various new Service packs regarding WebLogic, Sun ONE, iPlanet, Apache/Tomcat.
• Expertise in writing WLST scripts using Jython/Python for starting, stopping servers, Node managers and deploying applications.
• Performed extensive trouble shooting experience including stack trace analysis and JVM tuning experience by changing to heap sizes according to the requirement.
• Wrote scripts (start, stop & ping) for web application server administration. .
• Configured and monitored JNDI, security realms. Configured Apache web server and WebLogic plug-in.
• Configured SSL Certificates for WebLogic and Apache servers.
• Worked on securing Web Applications. Applied patches service packs for security, performance, bugs etc.
• Experienced in working with Aqua logic Integrator (ALINT) which is a combination of WLI ( WebLogic Integration) and ALSB ( Aqua Logic Service Bus)
• Worked with IDM and Oracle security Middleware teams in troubleshooting issues in dev, test, stage and production environments.
• Monitored free space, disk usage, locating files, checking & clearing log files, administration & monitoring of file systems, network & virtual memory statistics.

Environment: WebLogic Server 8.1/9.2/10.2, SUN Solaris 8.0/10.0, Linux, Oracle 9i/8i, JDK 1.4/1.5,1.6, JDBC 2.0, Servlets, EJB 2.0, Apache.

Confidential, Atlanta, GA

WebLogic Administrator

Responsibilities:

• Installed and configured enterprise applications on BEA WebLogic Application Server 8.1, Iplanet Web Server and Iplanet Directory Server (LDAP) in Sun Solaris environment.
• Implemented the Weight based routing when there is configuration differences in the Hardware.
• Deployed Various J2EE applications on to the clusters and Application servers and supported accordingly.
• Configured JDBC resources, data sources and bounded to the J2EE applications, configured the connection pools for the various data sources.
• Configuring Execute Threads, Connection Pools and JMS Bridges etc. for different components of the system.
• Troubleshooting applications, servers, clusters, OS, testing problems and customer problems.
• Using Jprobe to diagnose and resolve performance bottlenecks, memory leaks, excessive garbage collection, threading issues and other java coding problems.
• Created user groups, roles and assigned users to Groups and Roles.
• Created Portal and Port lets on WebLogic portal admin console.
• Created books, pages, portlets, skins and themes.
• Created Entitlements for Portal Resources and Setting Up and Managing Content. Involved in implementing different data types and defining data types in WebLogic portal.
• Provided WLST (Jython script) and configured various WebLogic components/services via Jython script.
• Developed UNIX shell scripts, Perl scripts that automate the WebLogic Administration (recycling the application server, deploying customer applications, logs rotation, monitor applications state, etc.).
• Configuring SSL Certificates for WebLogic server.
• Involved in assisting QA team in Regression, Load and Integration testing of J2EE applications on WebLogic Application Server.
• Effectively interacted with the users on a daily basis, decreasing downtime and increasing user productivity.
• Providing 24x7 supports to testing, staging and production environments.

Environment: SUN Solaris 2.8/5.8, Windows 2000, WebLogic Application Server 8.1, IPlanet Web Server 6.0,LDAP, Java,J2EE, JSP, Servlets, EJB, XML, JDBC, JavaScript, ORACLE, DB2,Oracle 9iHTML, Shell, Perl scripting.

Confidential

WebLogic Administrator

Responsibilities:

• Performed WebLogic Server 8.x administration tasks such as installing, configuring, monitoring and performance tuning.
• Installed and configured Sun ONE (iPlanet) Web Server and Iplanet.
• Configured plugins iPlanet Web servers to work with WebLogic server.
• Configured and administered Connection Pools, multi-connection pools and Data source objects for JDBC connections.
• Configured and maintained of WebLogic server with JDBC, JMS, JNDI, SNMP and J2EE Services and Data sources.
• Configured JVM tuning for WebLogic application server.
• Configuration and Clustering of WebLogic Application Servers.
• Troubleshooting WebLogic server connection pooling and connection manager with Oracle 9i.
• Set up WebLogic domain with a single Server instance for developers on their Solaris machines.
• Configured connectivity with SSL Certificates for web servers and App servers for applications in all environments.
• Monitored system upgrades and maintenance on production systems for health of application server components and the applications deployed on them pre and post implementation.
• Interacted with development teams and third party support personnel for quick and effective issue/case resolution and patch implementations.
• Prepared best practices for application teams running various middleware products and provided value by creating scripts and methodologies that would automate and help better maintain systems.

Environment: WebLogic server 7.x/8.x, AIX 5.x, Suse Linux, JDBC, JMS, JNDI, SNMP, JVM, SUN ONE and Apache web server 2.0, Oracle 9i, scripting.