PROFESSIONAL SUMMARY:

• 5+ 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 , and AIX ) Red Hat Linux, SUSE Linux and Windows XP/ 2003/2008 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, and SunOne web servers running on Solaris 8/10 and RHEL 4/5 operating systems.
• Experience with installing, configuring, administering, implementing and performance tuning clustered SOA environments ( 10g/11g ).
• Experienced in administering and maintaining Oracle / BEAWebLogic 10g/11g Server/ Portal 9.x and 10.x .
• Experience in setting High Availability and clustering for SOA suite.
• Experience in deployment in SOA suite with Stage, No-stage, External stage modes.
• Created repositories using RCU (Repository Creation Utility).
• Installed JDK , WebLogic , SOA suite, in GUI, Console and Silent mode.
• Performed installation, deployment and supported with http / https web servers using Apache and J2EE application Server WebLogic .
• 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. Expertise in configuring and tuning JMS, JDBC. Managing Security: creating new security realms, users and groups.
• Configured Clusters , Load-balancing, High availability and fail-over solutions & Web Server plugins for Web Logic application server.
• Knowledge on Configuring In-Memory Replication, File System Persistence, JDBC Persistence.
• Managing and monitoring the JVM performance by WebLogic heap Size, garbage collection, JDBC Pools and taking thread dumps.
• Experienced with scripting in shell scripting (bash) and Jython, Python .
• Planned for, tested, and then managed the upgrade of our puppet infrastructure from 0.25.4 to 2.6.6. After the upgrade was complete, refactored many of our existing manifests to take advantage of parameterized classes to simply the management of our configurations talled and configured Apache Webserver and integrated them with WebLogic.
• Interacted with BEA WebLogic Technical Support Team in resolving the WebLogic critical issues, and used to follow up on the opened case/ service tickets with respect to the Severity.
• Hands on experience in complete Software Analysis, Design, Development, Implementation, Testing of Software Applications using Java/J2EE technologies and Production support.
• In-depth understanding on Object Oriented Software Development (OOAD) methodologies, Core/Enterprise Java Design Patterns, and programming experience in C, C++, Java 2.0, Visual Basic.
• Good knowledge of Database design and development that involves ER Modelling , Relational database schema, Functional dependencies, Normalisation of tables, writing queries using SQL.
• Good exposure to IDE tools like Eclipse, JBuilder, JDeveloper, BEA Workshop and NetBeans.
• Exposure to monitoring tools like BMC Patrol, WILY Introscope , JRockit Mission Control.
• Configured Single Sign on (SSO) for Middleware applications using PingFederate and SAML.
• Leveraged highly available VMware Virtual Infrastructure (VI3) environment to improve server availability, reduce workload for IT staff, and automate server deployment for various business units.
• Excellent Analytical and Problem Solving skills coupled with good communication and interpersonal Skills.

TECHNICAL SKILLS:

Application Servers : Oracle WebLogic 8.1/9.x/10.x , IBM WebSphere 7.x/6.x, Tomcat 4.x,5.x,6.x, JBoss 4.x ,ColdFusion MX.6.1, Jrun 3.x.

Web Servers : Apache Tomcat 4.x/5.x, SunOne 6.1/Iplanet 6.0/5.1, IIS, Netscape Enterprise server, Puppet,Apache Web Server .

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

Languages : Java, C, C++, PL/SQL, COBOL

J2EE Technologies : JSP, Servlets, EJB, Web Services (Apache Axis 2), Hibernate, SOAP, WSDL, HTML, JDBC, JNDI, XML, XSL, JMS, IBM MQ JAXP, JAXB, Java Script.

Tools/Utilities : Cute FTP, Jprobe, Ant, XMLSpy.

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

Databases & DB Tools : Oracle 10g, MS SQL Server 2005, TOAD, SQL Navigator, SQL Plus, MS Access

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

Testing Tools : JUnit, Win Runner 8.2, Test Director

PROFESSIONAL EXPERIENCE:

Confidential, Austin, TX

WebLogic Administrator

Responsibilities:

• Expertise in installing software, configuring the systems and maintaining WebLogic Application Server 11g & Oracle Webcenter 11g.
• Help other teams in integrating content from Webcenter Sites CS into secure application.
• Troubleshoot the WebLogic Server 11g .
• Experienced in Performance Tuning, Load Balancing and optimization of WebLogic 11g Application Server.
• Deployed Puppet, Puppet Dashboard, and PuppetDB for configuration management to existing infrastructure.
• Working through problem identification, resolution and coordination with extended warranty and application development support groups.
• Acted as liaison between technical support groups and business areas regarding complex issuWorked on the Oracle Fusion Middleware stack of products like Oracle access manager, Oracle Internet Directory, Oracle Content DB, Oracle Portal, Oracle Collaboration suite, Oracle B2B etc.es.
• Expertise in Oracle Service Bus Service Interactions likeservice management, message brokering, configuration framework, security and transport layer, and messaging protocols.
• Hands on experience on administrative tools like administration console , WLST and command line interface .
• Perform software installation, upgrades/patches, troubleshooting, and maintenance on UNIX servers.
• Installed ODI. Set up the ODI connection with Oracle, MS SQL Server and flat files.
• Troubleshooted the ODI connection with oracle by fixing the tnsnames.ora file, TNS listener and DNS entries.
• Supported the current WebLogic 11g production applications for maintenance & trouble shooting the issues.
• Participation in on-call 24/7 production support
• Supported LAN servers, peripherals, network nodes, data warehouse, and enterprise management.
• Documenting the standards & guidelines necessary for WebLogic Server's in the development, REI and Configured Apache Web Server for WebLogic Server load balancing of HTTP requests. Production servers
• Configuration and Maintenance of JDBC, JMS, JNDI and other J2EE Services with WebLogic 11g
• Installed and Configured WebLogic 11g, SOA Suite 11.1.1.7, Oracle Service Bus 11.1.1.7 in Production and non- production environments.
• Installed and configured Oracle WebLogic 12C and Oracle SOA Suite 12.1.3 in non-production environments.
• Installed Oracle Enterprise Manager Cloud control 12C(12.1.3 and 12.1.4) and setup monitoring for all middleware environments.
• Oracle SOA Suite 11g and Service Bus 11g high availability domains configuration and administration.
• Automated SOA composite deployment process using ANT utility.
• Worked with application teams integrate their applications with Single Sign-On
• Configuration and Integration of I-Planet LDAP Server with WebLogic 11g
• Configured Apache Web Server for WebLogic Server load balancing of HTTP requests.
• Application Deployment (WAR, JAR, EAR) in Domain and Clustered environments to achieve High Availability and Fail-over functionality
• Oversaw tuning and performance monitoring for UNIX/Linux workstations, servers, and peripherals
• Researching and applying the necessary patches, jar files, service packs necessary for maintenance of WebLogic Server
• Configuration of JDBC connection pools and Data sources, troubleshooting and fixing up problems
• JNDI repository configuration for EJB Home stubs, JDBC data source, JMS connection factories and queues
• Experienced with scripting in shell scripting (bash) and Jython, Python ,Chef.
• Used Ant and Shell scripts for deployment of application code to Training, Functional Test, Regression, E2E, Preprod, Maintenance, and Production environments.
• Determining customer requirements and designing VMware-based solutions architectures spanning VMware’s product portfolio from the vCloud Suite to the Horizon Suite to meet the functional and business requirements of a range clients of various sizes and across verticals.
• Collaboration with our Field Organization to ensure they are empowered to drive and enable our customers to adopt VMware technologies and solutions.
• Review and modification of Unix Scripts used for automation of administration tasks.

Confidential

WebLogic Administrator

Responsibilities:

• Involved in all administrative tasks like Installation, Configuration, Deployment, and Troubleshooting of BEA WebLogic Application Server 11g on Solaris platform
• Responsible for starting up, configuring, administering and maintaining the J2EE applications as part of the enterprise's computing/ networking infrastructure and Deploying applications
• Extensively inCreated ODI packages , scenarios using interfaces, variables, procedure
• Used ODI commands like ODIFile Move, odiFileAppend, odiFilecopy etcvolved in Tuning and Clustering of the WLS 11g
• Analyze and resolve diagnostic problems on Sun, HP-UX, and AIX systems.
• Deployed applications on multiple WebLogic Servers and maintained Load balancing, high availability and Fail over functionality.
• Responsible for analyzing and troubleshooting all WebLogic related issues reported by the clients in different environments like Dev, Test, UAT, Pre-Pod and Production .
• Involved in bridge calls with other team members and developers for resolving the high priority issues in the Production Environment
• Involved in full life cycle of the project, tracking bugs and fixes for diagnosing application server problems
• Experience working in fast-paced, deadline-oriented environments.
• Solid background in technical support, capacity planning, and security
• Involved in Performance monitoring and performance tuning of WLS.
• Developed, Modified and executed the ANT, SHELL scripts responsible for administration and maintenance process of the WLS
• Involved in Configuration and Troubleshooting of iPlanet 5.1 on Solaris platform.