SUMMARY

• 7 years of substantial experience with Oracle WebLogic Server/Portal Administration and SOA suite for Production, Development, Staging, UAT and QA environments.
• Experience in Implementation and maintenance of Enterprise Applications using WebLogic Server 8.1/9.x/10.x, LDAP on UNIX (Solaris/Linux) and Windows 2000/2003/XP/Vista environments.
• Extensively worked on Oracle SOA suite administration, installation, configuration, tuning and customization.
• Experience in performance tuning ofOracle SOAsuite and deployment inSOAsuite, creation of Data sources,JMSdestinations, securing web services.
• Involved in maintenance of productionSOAinstances.
• Experience in setting of High Availability and clustering forOracle SOAsuite.
• Proficient in Oracle Fusion MiddlewareSOAAdministration, Java, Oracle Database 10g.
• Experience in using Java/J2EE technologies likeJSPs, Servlets,EJBs, JDBC and JNDI.
• WebLogic installation 3 modes - GUI, ConsoleandSilentmode. Configuration template’s for various environment based installations.
• EAR, WAR, JARDeployment - Stage, No-Stage, External Stagemode - ArchiveandExploded Directory format.
• Experience in trouble shooting failed mission critical production systems under extreme pressure conditions and time constraints.
• WebLogicAdministration, Monitoring and Troubleshooting usingAdmin ConsoleandJMX.
• Web servers -Apache, Tomcat, MS IISandiPlanetconfigured with standalone Managed Servers and Clusters of managed servers.
• Cluster Configuration - Single Cluster, Multiple Clusters and Deployment over clusters.
• Well versed with WebLogic’sHttpProxyServletandHttpClusterServlet configurations.
• Expertise in analysingMemory Leaks, JVMheap settings and tuning.
• Good at Server Performance Tuning -Thread Dump Analysis, Core Dump Analysiswhen Server crashed unevenly.
• Extensive experience with Web Servers administration which includes installation, configuration of IHS (V 6.1.0.0/6.0. x.0), IIS (V5.x/6.0/7.0), I Planet (V4.0/6.0).
• Extensively usedWLST, Jython Scriptfor configure various WebLogic Components/Services.
• Node Manager Configuration - remote managed server start and stop. SSL communication between admin server and node manager.
• Experience in Python, Perl and Shell Scripting.
• Configuring the customExecute Thread Queuefor the critical applications.
• Experience in writingScriptsto handle complex automation / administration usingShell scripting, WLSTandWLShell.
• Exposed to different domains like Insurance, Banking and Financial.

TECHNICAL SKILLS

Applications: Oracle SOA Suite 10g/11g, Portals, Webcenter, UCM, SES, OID, OIM, LDAP, WebSphere ESB and NextGen

Application Servers: WebLogic, Websphere and Oracle Application Server, IIS server(5/6)

RDBMS: Oracle Database 9i/10g/11g.

Networking: Cisco Inter-networking, Windows Systems and Security Engineering.

ERP: Applications DBA: Oracle E-Business Suite R12.

Programming & Scripting: PL/SQL, Java AWT/Swing, C#, ASP.Net, XML, HTML, Bash, Shell, Python, WLST, Perl

Operating System: Windows, Linux (SUSE, REDHAT), HP-UX and Solaris.

Monitoring Tools: OEM Grid Control 10g/11g/12c, JRockit Mission Control, JConsole, IBM Tivoli, wily.

General Tools: TOAD, SQL Developer, 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.

PROFESSIONAL EXPERIENCE

Confidential, El Segundo, CA

Oracle SOA Administrator

Responsibilities:

• Installing and ConfiguredSOA Suite, WebLogic10.3.x.x Servers,WebLogic Portal Servers, Oracle Service BusDomains and Clusters.
• Experience in backup and recovery ofOracle SOAsuite dehydration store.
• Primarily responsible for designing and implementing the application process flow withBPEL.
• Configuring and AdministeringJDBC, JMS, JNDIin WebLogic Server.
• Involved in designingSOAinterfaces withBPELandESBfor different applications.
• Experience in backup and recovery ofOracle SOAsuite dehydration store.
• EAI Middleware support and enhancement for WebLogic Integrator based Integration applications.
• Experience in setting ofHigh Availabilityand clustering for OracleSOAsuite.
• Managed production support and troubleshooting for variousSOAApplications.
• Installed, configured, administer and monitorBPEL, ESB, BAM
• Involved inmaintenanceof production SOA instances.
• Experience with WebLogic Integration administrator and configuration using application integration platforms.
• Configured continuous integration build and deployment’s Maven and Ant scripts.
• Configuredcoherenceservers through console.
• Configured software components for managed WebLogic services onServer FarmsandCloud Services.
• Worked asAdministration, maintenance, support and scaling of Application Servers (WebLogic, Tomcatetc.).
• Performed role asPerformance Capacity Engineerfor WebLogic and other middleware infrastructure.
• Performance tuning at WebLogic domain level and OS level, performance tuned WebLogic JVM heap, threads, JDBC and JMS subsystems.
• Worked on upgrading the environment from WebLogic 8.1/9.2 to 10.0MP2 and 10.3.
• Deployed applications (WAR, JAR and EAR) using WLST Service Provisioning System.
• Installed and ConfiguredSunOne, Apache 2.xWebServers, as a proxy plug in for WebLogic Server 10.0 MP2. Worked on tuning part ofSunOne
• Configuring Clusters on WebLogic using the WebLogic Console
• Building Artifacts and deploying Artifacts
• Maintaining and administering high available WebLogic App Server andAquaLogic ESBin Productions, testing and development environments.
• Developed ANT build scripts, UNIX shell scripts and auto deployment process
• Worked on Certificates generation and installation using Open SSL and Key tool.
• 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.
• Configured and createdJMSqueues & topics, Connection Factories, Data sources, bridges & connections pools & multi connection pool.

Environment: Oracle SOA Suite, WebLogic Server 8.1/9.1/10.x, Apacheweb server,WebLogic portal, JDK1.5, J2EE, JSP, Servlets, EJB, JDBC, XML, Oracle9i, Ant1.5.1, Linux, FTP

Confidential, Chicago, IL

WebLogic/SOA Administrator

Responsibilities:

• Installed, Configured and administered Oracle WebLogic Server 10.0 MP1, 10.0 MP2, 11g and Web servers like iPlanet/Apache in Development, Test and Production Environments.
• Deployed applications (WAR, JAR and EAR) using WLST, Anthill
• Maintained Load balancing, high availability and Fail over for the servers
• Installed and configured iPlanet/Apache Plug-ins for WebLogic.
• Installed and configured Site minder for Sun one.
• Configured and created JMS queues topics, Connection Factories, Data sources, connections pools & multi connection pools.
• Automated tasks using shell, Perl and Python scripts.
• Extensively involved in tuning the server.
• Worked on different environments like windows, red hat Linux and UNIX.
• Set up Secure Sockets Layer (SSL) communication between iPlanet and the WebLogic Application Server.
• Writing various posting scripts for log rotation, log analysis.
• Writing apache ANT scripts for various java applications
• Migrated WebLogic Server applications from existing version 8.1/9.2 to 10.0 MP2.
• Involved in performance tuning of JVM and used Garbage collection Algorithms for better performance.
• Monitor and managing the WebLogic server instances using WSLT and also for the automation purpose.
• Involved in trouble shooting and fixing day-to-day problems of the applications in production, production-Fix and testing environments.
• Configured LDAP using directory Server for user authentication
• Installed BEA patches using Smart Update tool, and troubleshooting application and post- installation issues.
• Installed and Configured Wily Introscope and to monitor WebLogic servers.
• Provided 24x7 on-call support for production / non production environments

Environment: BEA WebLogic 8.1/9.2/10.x, JDK 1.4/1.5, Apache 2.x, Web methods, UNIX, Sun Solaris, Red Hat LINUX, Windows NT/2K/XP, Oracle 8i/9i,10i JDBC, LDAP, EJB, JSP, Servlets, XML,MS Office, OpenSSL, Secure SSH, Putty.

Confidential, NJ

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.
• Installed and configured Apache HTTP Server 2.0, Tomcat 6.0, IIS 6 and Sun One Web Servers in various environments.
• 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 AquaLogic Integrator (ALINT) which is a combination of WLI ( WebLogic Integration) and ALSB ( AquaLogic 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:

• Troubleshooting, Load Balancing, Clustering, Deploying Applications, Performance Tuning and Maintenance of WebLogic servers.
• Create, configure and tune WebLogic domains/applications for performance
• JDBC Connection Pool and Multipool configuration with Oracle, MySql, DB2 and SqlServer, etc.
• Deployment and troubleshooting of JAR, WAR, and EAR files in domain and clustered environments
• Code deployments/promotions, performance monitoring and performance tuning
• Upgradation of WebLogic servers in development, testing and production environment and applying patch and service packs
• WebLogic Administration, Monitoring and Troubleshooting using Admin Console and JMX.
• Cluster Configuration - Single Cluster, Multiple Clusters and Deployment over clusters.
• Web Logic’s HttpProxyServlet and HttpClusterServlet configurations
• Server Performance Tuning - Thread Dump Analysis, Core Dump Analysis when Server crashed unevenly
• Creating security roles, group policy, user authentication, aduting and authorization
• Work on Web Security tools- LDAP Server, SSL Certificates and client authentication.
• Node Manager Configuration - remote managed server start and stop. SSL communication between admin server and Node Manager
• Tuning JVM heap size to maximize the number of clients accessing the applications.
• Configuring digital certificates, using java key tool for secured applications
• Automation of domain creation using WLST, ANT, and Domain Templates
• Analyzing the Log Files, Thread Dumps, JVM Dumps, Exception Stack Traces
• Monitoring thread usage, connection pool usage, CPU usage, Memory usage and preparing reports for the performance tests, dry run tests and load tests conducted on the Application Servers
• Unix/Solaris command line usage and shell scripting
• Developing WLST scripts and auto deployment process
• Working with configuring the WebLogic Diagnostics Framework (WLDF). Configure Diagnostic modules, Collected Metrics, Configured Watches, Notifications and Instrumentation. Working with WLDF console extension.
• Sun One LDAP server configuration. Integrating the WebLogic with LDAP servers
• Patch updates using BSU, Service Pack Upgrades and Version Upgrades
• Security Support with SSI, SSL, DES, RSA, TDEA etc
• Deploying different applications likeWAR files, EJB jars files and enterprise application archives (EAR) on WebLogic using various deployment tools (Console, WebLogic. Deployer, and WLST).
• Performed sanity testing on QA, Stage and Production environments after deployment.
• Configure and maintain the scheduled tasks like Thread dumps, log files backup etc.,
• Maintain the applications among Web Logic run-time processes in a cluster of application servers.
• Performance tuning of Web Logic server with respect to heap, threads and connection pools.

Environment: Solaris 2.8/5.8, Linux 4.x, WebLogic Server 8.1 sp3/sp5, I Planet 6.0, Apache 2.0., JDK 1.4, Jrockit Mission Control, IIS 6.0.

Confidential 

Jr. WebLogic Administrator

Responsibilities:

• Performed Installation, Configuring, troubleshooting and maintaining the WebLogic 8.1
• Managed Apache HTTP 1.3 Web Server, Microsoft IIS Web Server and Sun Java System Web Server (iPlanet 4.1)
• Configured Cluster Configuration - Single Cluster, Multiple Clusters and Deployment over clusters.
• Composed JMS Server, Connection Factory, Foreign JMS server, Message Bridge, Topic/Queue, Distributed destinations
• Configured and maintained the WebLogic Load balancing Clusters.
• Created security roles, group policy, user authentication, auditing and authorization.
• Worked on Web Security tools- LDAP Server, SSL Certificates.
• Developed scripts to monitor JDBC Connection Pool Status JVM Heap Size JMS Messages in the Destination queues in the production environment.
• Configuring database connectivity using JDBC and Configured WebLogic Virtual hosts.
• Managing and Monitoring the JVM performance by WebLogic Heap Size, garbage collection, JDBC Pools.
• Used ANT to run build scripts developed UNIX shell scripts and auto deployment processes.
• Installed Apache HTTP server as a front end of WebLogic server.
• Developed scripts for automatic start-up and shutdown of Admin Server and Managed Servers.
• Monitored the cluster for performance issues in respect to JVM Heap Size.
• Configuration and Integration of iPlanet LDAP Server with WebLogic server.
• Provided 24/7 support for production environments.

Environment: BEA WebLogic 7.x, Tomcat 4.x, Java 1.4, EJB 2.0, JSP, JMS, JDBC, SQL Server 2000, CVS, Windows NT/2000, LDAP.