SUMMARY

• Over Seven years of professional IT experience in Analysis, Design, Development, Testing and Implementation of various client - server and decision support system environments with focus on administration of E-Commerce, B2B, B2C applications using Java, EJB, JSP and Oracle (BEA) WebLogic Application Server 6.1/7.0/8.1/9. x/10.x Including 5+ years of extensive experience in WebLogic Server adept in all facets of administration, maintenance, deployment and management of enterprise applications.
• Strong industry professional experience and expertise in all phases of Software development life cycle including analysis, design, development, system integration, system administration, testing, documentation, implementation and maintenance of Middleware application software
• Experienced in installation, server configuration, deployment, performance tuning including trouble shooting and maintenance of BEA WebLogic Server 7.0/8.1/9.0/10.3.
• Experienced in deploying applications (WAR, JAR, and EAR) in stand-alone domain and clustered environments.
• Experienced in configuring the WebLogic servers in a cluster for high availability, load balancing and fail-over support.
• Experience in horizontal and vertical Clustering, Workload Management, creation and maintenance of multiple Domains, including Machines, Managed Server instances, and Node Managers in a BEA WebLogic environment
• Good Experience on Weblogic Portal servers 8.1/9.2/10.3
• Experience in Setting up and configuring Active Directory Authenticators via Web Logic Admin console
• Experienced in Implementing Security and configuration of LDAP(OVD), configuring Multi Master and Single Master configurations and replications for iPlanet Directory server 5.1 (SUNONE Directory server).
• Experience in finding the Memory Leaks and adjusting the JVM Heap Sizes and GC Parameters.
• Experience in implementing Fail-Over, Fail-Back and Backup strategies for WebLogic environments and Implementing WebLogic’s best practices for Deployments, System configuration, capacity planning, Infrastructure architecture, fail over, backup and recovery, scalability, and security
• Experienced in Node Manager Configuration, remote managed server start and stop, SSL communication between admin server and node manager.
• Experienced in installing Certificates on various Web Servers and BEA WebLogic Application Server Platforms.
• Knowledge of various protocols such as TCP/IP, HTTP, HTTPS and SOAP.
• Experience in performance monitoring and load testing using Wily Introscope 7.x, LoadRunner, and Apache Jmeter
• Excellent knowledge of writing UNIX Shell Scripts and ANT scripts to automate System Admin jobs.
• Well versed in writing Korn-bash UNIX Shell Scripts and run them as cron jobs.
• Experienced in administration of Apache HTTP Web server, Apache Tomcat servers.
• Experience in Internet Addressing schemas (IP Addressing) for IPV4 and IPV6, Routing tables, IP tables in Linux Environment and other Networking concepts.
• Networking concepts including all the 5 classes of IPV4 IP address and how to distribute them in to those 5 classes. Including little knowledge on F5 loadbalencer.
• Experienced in Relational Databases like Oracle 9.i/8.i, MS SQL Server 2000/7.x and DB2.
• Expert in Investigating and resolving performance issues by analyzing thread dump, GC values and heap dump.
• Excellent knowledge of different Databases like Oracle, MS SQL, apart from setting up and integrating them with application servers and excellent knowledge of AIA & BPEL setup.
• Experience in configuring WebLogic plug-ins for other servers like Apache 2.0 HTTP Server, SUN ONE 6.1 WebServer
• Experience in Implementing JMS with Confidential MQ Series using single and distributed queues
• Experience in writing UNIX Shell Scripts using commands like awk, sed, tcsh, bash, csh, bourne, ksh and perl to automate sysadmin jobs.
• Proficient in providing backup and recovery procedures for Web Logic Server.
• Experienced working on Active Directory(AD) concepts including Creation and management of directory infrastructure, Creation of all top-level hierarchies with groups and appropriate security permissions
• Experienced in Create and maintain the test domain as a reasonable approximation of the production domain in AD concepts.
• Experienced working on Clear Case /Sub-Version (SVN) for version control and Software Configuration Management.
• Experience in solving the clients production issues and worked with BEAs support team to provide the solutions for clients production critical issues
• Provided 24x7 on-call supports for product delivery platforms and application troubleshooting and problem resolution, including managing, escalating, scheduling and reporting corrective actions.
• Excellent communication skills and able to work individually and as a team member.

TECHNICAL SKILLS

Operating Systems: Windows 2000/XP/Vista/7, Red Hat Linux 4.0/5.x, and Sun Solaris

RDBMS: Oracle 8i/9i/10g, MS SQL Server, Mysql, and Confidential DB2

Languages: C, C++, Java, Perl, UNIX Shell Scripting (BASH), SQL, T-SQL, PL/SQL, Ant Scripting, WLST, and Jython.

Scripting: UNIX Shell, XML, Java Script, and HTML

Web and App Servers: WebLogic Application Server 6.1/7.0/8.1/9. 0/9.1/10.0/10.3, WebLogic Enterprise Security, WebLogic Portal, Apache Web Server, iPlanet Web Server, JBoss, Apache Tomcat, Microsoft IIS Server, J2EE, BEA JRockit, and SUN JDK.

ProductionMonitoring Tools: HP Open View Operations, Wily IntroScope 7.1, CA Foglight, and Sitescope.

Networking: TCP/IP, IPV6,IPV4,UDP, Http, Https, T3, SSL, NAT, VPN, CISCO Switches/Firewall, F5 Load Balancers, 3DNS, LDAP, and t3

J2EE Technologies: JSP, Servlets, Struts, EJB 3.0, spring, HTML, WSDL, JDBC, and JNDI. XML, XSLT, JMS, Java script (JDK 1.4/1.5)

PROFESSIONAL EXPERIENCE

Confidential, WI

WebLogic Administrator

Responsibilities:

• Installed WebLogic10.3 and configured WebLogic domains for upgrading applications running on WebLogic7.0/8.1/9.2 in Development, Test and Production environments on Solaris 10 using jdk1.6.0 10.
• Provided production support for existing applications running on WebLogic 7.0/8.1/9.2.
• Configured network channels for unicast communication in cluster environments in WebLogic10.3.
• Used WebLogic scripting tool (WLST) to create manage servers, cluster, machines and users for monitoring and deploying applications.
• Configured a tool using PERL to start/stop WebLogic and apache servers and to get status of WebLogic servers, view WebLogic server logs, deploying applications using web browser.
• Developed WLST scripts to stop/start application, list of applications deployed, get status of WebLogic servers.
• Configured JDBC data sources with both XA and Non-XA drivers for Oracle9i/10g/11g and data sources for Teradata database using WebLogic console.
• Upgraded WebLogic 7.0/8.1/9.2 domains with necessary patches and Service Packs.
• Configured WebLogic SNMP with both centralized and de-centralized models in WebLogic server 10.3/9.2.
• Applied JNDI security to ejb’s, JDBC data sources and jms resources.
• Involved in Performance tuning of WebLogic server with respect to heap, threads and connection pools.
• Involved in Creation and management of directory infrastructure for LDAP Active Directory.
• Used the domain admin account only for actions that require the privilege level of this account
• Monitor and reporting associated with the reliability and security of the domain related to the Active Directory Account.
• Configured WILY Introscope, HP OVO and Gomez to monitor WebLogic manage server instance in Test and Production environments.
• Configured Oracle Enterprise Service Bus (ESB) and Oracle BPEL Process Manager (BPEL) and monitored them using Oracle SOA Console.
• Developed UNIX shell scripts and WLST scripts to start/stop WebLogic admin and manage servers and to deploy different applications like .war or .ear files.
• Extensively worked with Ant scripts to build and deploy applications.
• Configured Persistent stores (file and JDBC stores), JMS servers, system modules, sub deployments, connection factories, topics, and queues for JMS Messaging.
• Installed and configured Apache web server instances and configured apache-WebLogic Bridge.
• Helped in troubleshooting applications in Development, Test and Production Environments.
• Monitored TCP/IP connections to debug network related problems.
• Involved in Designing and Developing a Library Management portal using EJB 3.0 and Adobe Flex UI on JBoss 4x and Oracle 10G.
• Worked on design and implement application Server JBOSS on Linux (CentOS) servers.
• Responsible for uptime of Web servers, backup, hosting and Database servers running Oracle 10g.
• Used internet technologies like HTML, XML, XPATH, XSD and TCP/IP.
• Configured site minder to enable single sign on for applications.
• Documented WebLogic operations, SOP for each application and architecture diagrams using VISIO.

Environment: Web Logic 10.3/9.2/8.1/7.0 , WebLogic Portal 10.2, Apache, Windows (NT, 2000, XP), Linux, Solaris 8/9/10, Oracle 9i/10g/11g, JDK1.6.0 10, JDK1.5, JDK1.4, JRockit, PVCS, Clear Case, LDAP, Java,J2EE, JSP, Servlets, web services, EJB, Spring, XML, XPath, XSD, WLST, Log4j, Jasper Reports, Perl, Clarify, Shell Scripting.

Confidential - Denver, CO

WebLogic Administrator

Responsibilities:

• Responsible for administration, configuration and monitoring of BEA WebLogic 10.0/9.2MP2 and 8.1SP6 Application Server Environments on SUN Solaris 8/9/10 and windows 2003 Servers and provided 24/7 support in the production environment
• Involved in the configuration and administration of SunOne and Apache Web Servers, including installation and configuration of WebLogic proxy Plug-ins to proxy load balance requests for dynamic content to backend WebLogic Application Servers
• Designed and implemented strategies for WebLogic Server Migration from 8.1sp6 to 9.2MP2 and from 8.1 to 10.0
• Configured Wily IntroScope to monitor the performance of WebLogic Application Servers
• Assisted Performance testing teams to improve the overall performance of J2EE applications services on BEA WebLogic Application Server Platforms
• Built and implemented Disaster Recovery strategies for WebLogic Domains
• Deployed various types of application packages including JAR, WAR, and EAR files.
• Upgraded Weblogic Portal Server 8.1.6 to Weblogic portal Server 9.2
• Implemented solutions with WebLogic for stand-alone and clustered environments using HTTP Plug-ins for Apache and SUN One HTTP Web Servers.
• Responsible for setting up WebLogic clusters, JDBC Connection Pools and DataSources
• Configure Clustering of EJB objects, JDBC connections and JMS connection factories.
• Used config wizard and config builder extensively to create and manage WebLogic domains.
• Setting up the cluster environment for WebLogic Server integrated with multiple workflows.
• Assisted development teams in activities such as load testing, troubleshooting, and performance monitoring and performance tuning of WebLogic Applications
• Implemented solutions with WebLogic for stand-alone and clustered environments using HTTP Plug-ins for Apache and SUN One HTTP Web Servers.
• Installed and configured Tibco iProcess and Business works SOA software
• Responsible for setting up WebLogic clusters, JDBC Datasources.
• Assisted development teams in activities such as load testing, troubleshooting and performance tuning of WebLogic Applications.
• Performed hardware maintenance for SUN & Confidential servers, including equipment replacement and capacity planning.
• Involved in applying patches for BEA WebLogic Server, SUN Solaris, and Apache & SunOne Web Servers
• Gained vast experience working with different teams like iPlanet, Siteminder, UNIX, Monitoring, LDAP, JMS, Tibco, and DBA teams
• Responsible for setting up Virtual IPs (VIP) on SUN Servers as required.

Environment: SUN Solaris 2.x,Windows 2003 server, H.P, Linux, Weblogic Portal Server 9.2, WebLogic 8.1 Application Server, iPlanet4.1, Sun One6.1, IIS 6.0, Windows (95, 98, NT, 2000, XP),wily Inters cope, Shell Scripting, Oracle 9i.

Confidential, Milwaukee, WI

System Administrator

Responsibilities:

• As a Middleware Administrator responsible for administration, configuration and monitoring of BEA WebLogic 9.2MP2 and 8.1sp6 Application Server Environments.
• Involved in Designing implementation strategies for WebLogic Server upgrade from 8.1sp4 to 9.2MP2
• Developed Application deployment, Server restart, WebLogic Health Monitoring scripts for BEA WebLogic 9.2MP2 and 8.1sp6 Clustered & Non-Clustered environments.
• Created Server Execute Queues and Tuned the parameters for better performance of critical applications deployed in WebLogic Server 8.1
• Responsible for preparing Implementation Plan templates for WebLogic Application Deployments and any other Infrastructure changes.
• Responsible for implementing solutions with WebLogic for stand-alone and clustered environments using HTTP Plug-ins for Apache and SunOne Web Servers.
• Configured the reliable HTTP Session management for clustered applications, DNS, FTP, and Virtual hosts.
• Performed Load testing for specified load on particular application, Capacity Testing to determine max load on application, and Stress Testing to determine stability and reliability of an application using Grinder Tool.
• Log files analysis such as WebLogic server logs, node manager logs, plug-in logs, and thread dumps, verbosegc logs for troubleshooting and problem determination to resolve issues.
• Configured and Troubleshoot WebLogic Node Manager for local / remote administration of Managed servers in SUN Solaris and Red Hat Linux Platform.
• Extensively used WLST (WebLogic Scripting Tool) and UNIX Shell Scripts to monitor and manage WebLogic server instances and domains.
• Configured and set up Secure Sockets Layers (SSL) for data encryption and client authentication.
• Responsible for configuring Wily Introscope to monitor the performance of WebLogic Application Servers.
• Responsible for providing 24x7 on-calls Production supports.

Environment: SUN Solaris 2.x, WebLogic 9.0, 8.1 Application Server, iPlanet 4.1, Sun One 6.1, IIS 6.0, Windows (95, 98, NT, 2000, XP), Linux, Shell Scripting, Oracle 9i, JBoss, Coldfusion, Apache HTTP, SSL, Apache Tomcat, WebLogic, IIS 6, IIS 7,.

Confidential, Brookfield, WI

Sr.WebLogic Administrator

Responsibilities:

• Performed BEA WebLogic Server 8.1/9.x administration tasks such as Installation, Configuration in Development, Integration, QA and Production.
• Installed and Configured Apache HTTP Server 2.0 to proxy with WebLogic Server 8.1/9.x.
• Configured Reverse Proxy, Virtual Hosting, SSL between Apache HTTP and WebLogic for secure Connection.
• Deployment and Troubleshooting of JAR, WAR and EAR applications in Clustered environment with WebLogic.
• Created and configured Web logic server domains using the wlserver and wlconfig ANT tasks. Deployed applications and standalone modules using the wldeploy ANT task.
• Deployed the applications on multiple WebLogic Server instances and maintained Load balancing, High availability and Fail over for the servers.
• Configured and set up Secure Sockets Layers (SSL) for data encryption and client authentication.
• Created Server Execute Queues and Tuned the parameters for better performance of critical applications deployed in WebLogic Server 8.1
• Configured and Troubleshoot WebLogic Node Manager for local / remote administration of Managed servers in SUN Solaris and Red Hat Linux Platform. \
• Extensively used WLST (WebLogic Scripting Tool) and UNIX Shell Scripts to monitor and manage WebLogic server instances and domains.
• Installed and configured Netegrity CA Siteminder for Apache web Server to enable SSO (single sign-on) in various applications for different environments.
• Configured Wily IntroScope to monitor the performance of WebLogic Application Servers.
• Assisted Performance testing teams to improve the overall performance of J2EE applications services on BEA WebLogic Application Server Platforms.
• Prepared implementation Plan templates for WebLogic Application Deployments and any other Infrastructure changes.
• Build and implemented Disaster Recovery strategies for WebLogic Domains.
• Worked with product vendors including F5, SUN, EMC, BEA, and Veritas to resolve product related issues: both hardware and software.
• Involved in applying patches for BEA WebLogic Server, SUN Solaris, and Apache & SunOne Web Servers.
• Maintained 230+ SUN Solaris, Red Hat Linux Servers as part of a 16 member collaborative team.
• Configured the reliable HTTP Session management for clustered applications, DNS, FTP, and Virtual hosts.
• Shared in the on-call rotation; carrying a pager to provide 24x7 supports.

Environment: SUN Solaris 2.x, WebLogic 8.1 Application Server, iPlanet4.1, Sun One6.1, IIS 6.0, Windows (95, 98, NT, 2000, XP), Linux, Shell Scripting, Oracle 9i, JBoss, Coldfusion, Apache HTTP, SSL, Apache Tomcat, WebLogic, IIS 6, IIS 7

Confidential

Java Developer

Responsibilities:

• Created and maintained Design documents (low & high level Design Documents).
• Developed Project management Plan (PMP).
• Used Object Oriented Methodology for the Java app design.
• Developed several JSP pages and Servlets for the front end.
• Involved in the design, development and execution of test plans and strategies.
• Used Fine-grained access control for dynamic query modification to enforce security policies on the objects-the tables or views.
• Developed JSP with HTML and JavaScript for data presentation and collection.
• Developed Java Scripts and HTML pages for front end.
• Took part in new feature additions and integration with the application.
• Developed Stored Procedures for extracting data.
• Designed and developed modules from scratch as part of enhancement.
• Design and develop JDBC connection objects for the data retrieval and update.

Environment: Eclipse, JDBC, Java Swings, Servlets, and Tomcat 5.0, J2SE, J2EE, EJB, JSP, BEA WebLogic5.x/6.x, UML, DB2, ANT, JUnit.