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Weblogic/system Administrator Resume

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Santa Ana, CA

OBJECTIVE

  • Looking for a challenging position as a Web Logic/Middleware administrator which best utilizes my J2EE application server administration experience / skills.

SUMMARY

  • Seven years of IT industry experience with six years as BEA WebLogic 6.x/7.x/8.x/9.x/10 Administrator and other Web - Servers (Apache, Sun One (iPlanet), JBOSS and Tomcat).
  • Thorough / in depth knowledge in Installing, Configuring and Trouble-Shooting Application Servers like BEA Web logic (version 6.x to 10) and the above mentioned Web servers on Sun Solaris 9/10, Linux, HPUX and AIX platforms.
  • Experience in setting up application modules on the Aqua Logic Service Bus (ALSB) platform.
  • Involved in ALSB Service Design and Development.
  • Strong knowledge of deployment of J2EE applications on BEA WebLogic 6.x/7.x/8.x, Sun iPlanet 5.x and Apache-Tomcat.
  • Experience with the Weblogic Scripting Tool (WLST) - to create/modify task automation scripts, for easier environment management.
  • Experience with monitoring tools like Wily Introscope 6; for monitoring transactions and other performance metrics.
  • Experience with Sun Java Access Manager for identity/authentication management of users/customers - to enterprise applications.
  • Expertise in Administration of BEA WebLogic (version 6.x - 10), iPlanet Web Server on IBM AIX 4.3/4.5, Sun-Solaris (versions 9 and 10) and Red Hat Linux (4.x - 8.0) environments.
  • Substantial experience with JVM profiling and JVM performance tuning / JVM performance management - for enterprise applications.
  • Experience with Weblogic Environment Capacity Planning - for various applications and environments.
  • Extensive experience in web application development using J2EE and Java related technologies. Well-versed in all phases of software development life cycle.
  • Experience with Microsoft Active Directory administration for Single Sign-on.
  • Experience in the design and development of Web Based Applications, Workflow Models and Distributed Systems using Java, J2EE, JDBC, Servlets, JSP, JNDI, EJB and Oracle Database.
  • Managed and administered domain, nodes, managed servers, instances in BEA WebLogic server.
  • Extensively worked on BEA’s WebLogic Application Servers as administrator for Server Configuration, performance tuning and Deployment of components including troubleshooting and maintenance. testing, system configuration, application configuration
  • Configured Complex Clustering, load-balancing and fail-over solutions
  • Configured Web Server plugins for application servers (WebLogic and WebSphere)
  • Implemented Security and configuration of LDAP, single sign on, CA site minder, configuring Multi Master and Single Master configurations and replications for iPlanet Directory server 5.1
  • Good programming experience in JDK 1.5/1.4/1.3/1.2 , J2EE 1.4, J2SE 1.4, J2EE technologies - JSP 1.x, JDBC, RMI, JNDI, EJB, Servlets, Applets.
  • Well versed with Red Hat Linux, UNIX (Sun Solaris), Windows XP/NT/2000/98/95 and IBM AIX
  • Well versed / experienced in Relational Databases like MS SQL Server 2000/7.x, Oracle 9.i/8.i and DB2.

TECHNICAL SKILLS

Operating Systems: Solaris, Red Hat LINUX, HP-UX, AIX, Windows 98/2000/NT/XP.

Programming Languages: C, C++, JAVA/J2EE, C#, Visual Basic, SQL, PL-SQL

Application Server: BEA WebLogic Server 6.x./7.x./8.x./9.x/10.x, Apache Tomcat 6.x.

Web Server: Apache 2.x, Sun ONE 6.x, MS IIS server 5.1/6.0, IBM-HTTP Server.

J2EE Technologies: Servlets, JSP, JDBC, RMI, JMS, JTA, JNDI, JMX, EJB, Applets and swing components, AWT

Web Technologies: JDK 1.4, HTML, XML, DHTML, MSXML, ASPX.

Scripting Languages: WLST, UNIX Shell Scripting (Bourne, Korn, C, Bash),Perl scripting

Monitoring Tools: Wily Introscope, JMeter, Mercury Load Runner, Grinder, and Samurai.

Database: Oracle 8i/9i/10g, MS SQL Server 7.x/2000, Sybase, Pointbase, My SQL, MS Access and DB2

Networking & Protocols: TCP/IP, Telnet, HTTP, HTTPS, FTP, SNMP, LDAP, DNS, DHCP

PROFESSIONAL EXPERIENCE

Confidential, Santa Ana, CA

WebLogic/System Administrator

Responsibilities:

  • Installed, configured and maintained BEA WebLogic 11g on Solaris platform.
  • Maintain the application data among WebLogic run-time processes in a cluster of application servers.
  • Involved in Load balancing and Performance tuning for various projects.
  • Responsible for Administration of BEA WebLogic 11g in Configuration, Deployment in Production environment.
  • Maintain the application data among WebLogic run-time processes in a cluster of application servers .
  • Responsible for updating patches and installation of JDBC drivers and Servlet engines on Solaris environment.
  • Used Weblogic Scripting Tool (WLST) - to create/modify task automation scripts, for log file rotation and loading other third-party applications with Weblogic.
  • Troubleshoot WebLogic Server connection pooling and connection manager with Oracle, DB2.
  • Administration of active applications, application performance monitoring - recycling the application server including installation of plug-ins for iPlanet Web Server.
  • Involved in deploying the EAR/WAR files and scripting automated deployment of the applications.
  • Supported application development and deployment teams in troubleshooting and fixing day-to-day problems of the applications in production.
  • Actively involved in co-ordination efforts to integrate various applications involving multiple architectures and technologies by working with Development and QA teams.
  • Involved in JVM profiling and JVM performance tuning / JVM performance management.

Environment: Weblogic11g, J2EE, JDK1.5/1.6, JRMC, JDBC, JSP, iplanet, Solaris 9, SQL9, Oracle,YJP.

Confidential, New Berlin, WI

WebLogic Administrator

Responsibilities:

  • Administered all aspects of the WebLogic application server environment, displaying ownership and technical proficiency
  • Performed administration tasks required to support application development, deployment, integration, performance testing and QA processes
  • Installed, configured and administered servers, including multiple server instances, standalone, clusters, connection pools, plug-ins and JDBC drivers
  • Implement patches, updates, and fixes as necessary following established Change Management processes
  • Developed scripts/utilities to automate repetitive tasks, i.e. backups, refreshes, failover.
  • Utilized a working knowledge of J2EE and Java development to troubleshoot technical issues, i.e. error messages, software bugs, availability, etc.
  • Defined standard processes for automated application build and deployment
  • Defined common processes and procedures to ensure server stability, performance and availability
  • Monitored various metrics of the application server environment
  • Provided technical expertise to development and deployment teams on integration/configuration of WebLogic Server including permission management, LDAP, database, middleware and web servers.
  • Build and lead a team working across multiple time zones including offshore
  • Coordinated with various team members providing 24x7 support
  • Respond to support tickets and provide timely resolution of problems
  • Participate effectively in execution of projects to support development, integration and QA infrastructure deliverables.

Environment: WL 9.2,10.3,10.3.2,Unix/Linux,Oracle,, J2EE, JDK1.5/1.6, JRocket 1.5x

Confidential, Richmond, VA

WebLogic Infrastructure/Performance Engineer

Responsibilities:

  • Supported Real Time Messaging team (RTM) in Service Oriented Architecture Performance Testing activities.
  • Assessing the performance of RTM application and infrastructure components from a non-functional requirements perspective.
  • Analyzes the results of load tests to ensure components will not jeopardize the production environment.
  • Provided project-level support.
  • Supported Environments Management and Production Support personnel to help identify / resolve application / infrastructure issues.
  • Supported monitoring setup and capacity planning activities.
  • Provided identification / resolution of performance-related issues.
  • Monitored the production environment for compliance with Governance policies.
  • Experience with Architectural standards and technologies used by SOA.
  • Experience with WebLogic Server, WebLogic Integration, Aqua Logic Service Bus, Oracle Service Bus, XML Schema, and XQuery.
  • Good understanding of Web Services.

Environment: J2EE, JDK1.2/1.3, JDBC, Linux, Oracle8i, Weblogic7.x,JDBC,JSP.

Confidential, Shelton, CT

Weblogic Administrator

Responsibilities:

  • Installed configured and maintained BEA WebLogic 8.x/9.x/10 on Linux & Solaris 10 platform. Created user roles and groups for securing the resources using local operating system authentication.
  • Deployed and configured the Sun Java Access Manager across Solaris platforms to configure custom identity management for customers logging in to the enterprise application.
  • Responsible for Administration of BEA WebLogic 8.x/9.x/10 and Websphere 5.x in Configuration, Deployment and Production environments.
  • Experience with AquaLogic Service Bus (ALSB 2.5) in setting up application modules.
  • Experience with monitoring tools like Wily Introscope 6; for monitoring transactions and other performance metrics.
  • Maintain the application data among WebLogic run-time processes in a cluster of application servers.
  • Experience with Weblogic Environment Capacity Planning - for various applications and environments.
  • Developed and maintained pearl scripts and shell scripts that facilitate the Administration of BEA WebLogic 8.x. and IBM Web Sphere 5.x
  • Involved in JVM profiling and JVM performance tuning / JVM performance management - for enterprise applications.
  • Developed shell scripts to automate the maintenance process of the WebLogic Sever and recovered the backed up WebLogic Server configuration.
  • Involved in migrating form WebLogic Server 8.1 to WebLogic Server 9.1.
  • Involved in Load balancing and Performance tuning for various projects.
  • Configured the Sun One / iPlanet web server as a front-end proxy server to the Weblogic application servers.
  • Deployed application modules designed to work using the Aqua Logic Service Bus (ALSB) - on Weblogic Platform.
  • Installed and configured the Apache-Tomcat server for an application in the development environment.
  • Responsible for updating patches and installation of JDBC drivers and Servlet engines on Linux and Solaris environment.
  • Involved in deploying the EAR/WAR files and scripting automated deployment of the applications.
  • Administration of active applications, application performance monitoring - recycling the application server including installation of plug-ins for Apache Web server.
  • Actively involved in co-ordination efforts to integrate various enterprise applications involving multiple architectures and technologies by working with Development and QA teams.
  • Involved with the customer care and deployment teams in troubleshooting and fixing day-to-day problems of the applications in production.

Environment: Weblogic8.x/9.x/10, J2EE, JDK1.4/1.5, JRocket 1.5x, JNDI, JDBC, JSP, DHTML, Win-NT, AIX, HP-UNIX, Solaris 9/10, SQL, Oracle9i/10g

Confidential, Little Rock, AR

WebLogic Administrator/Support

Responsibilities:

  • Involved in Administration of Sun iPlanet Web Server 7.0
  • Diagnosed Sun Solaris System Behavior.
  • Involved in Configuration and administration of WebLogic 8.x.
  • Supported tuning team to validate the performance of iplanet Web Server on Sun Solaris environments.
  • Involved in Sun iplanet Web Server 7.0 configuration and tuning.
  • Diagnosing and Tuning hardware/Operating system environments.
  • Involved in developing test plans and strategies, as well as the design, development, and execution.
  • Tuning iPlanet to work with BEA WebLogic 8.x.
  • Developed shell scripts to automate the maintenance process of the WebLogic Sever and recovered the backed up WebLogic Server configuration
  • Supported WebLogic Server clustering, load balance, failover and performance tuning.
  • Performance tuning in the aspect of Database Connection Pooling. Built reports for tracking the Workflow.
  • Involved in developing test plans and strategies, as well as the design, development, and execution Creating and maintaining system documentation, including installation / configuration documents.
  • Maintain the application data among WebLogic run-time processes in a cluster of application servers.
  • Supported Working of iPlanet web server with Oracle Security Middleware (Oracle Access Manager, Oracle Internet Directory).
  • Writing shell scripts for automating maintenance and backups/restores.

Environment: J2EE, JDK1.2/1.3, JDBC, Solaris, Linux, SQL, Oracle DB, Weblogic8.x

Confidential, Warren, NJ

Middleware Administrator

Responsibilities:

  • Installed WebLogic 7.x application server on Sun OS 5.8 and development, staging and production environments.
  • Created the startup and shutdown scripts for the servers.
  • Configuring multiple Weblogic domains.
  • Configured managed server instances on different machines and clustered all the managed servers.
  • Configured the WebLogic server with iPlanet WebServer through WebLogic’s proxy plugin.
  • Upgraded the WebLogic servers with necessary patches and Service Packs.
  • Created the connection pools, Data Sources, JMS servers, JMS Destinations.
  • Developed framework classes for the above mentioned Advisor.
  • Deployed the different application war files, EJB jar files and enterprise application archives (ear) on Weblogic6.1
  • Designed HTML, JSP’s for front-end templates.
  • Developed Servlets for main business logic implementation.
  • Designed and developed Persistent Entity EJBs.
  • Developed JDBC code for accessing DATA from the database.
  • Business validations are performed using JavaScript
  • Designed and developed two types of Session EJBs.

Environment: J2EE, JDK1.2/1.3, JDBC, Solaris 7/8, Linux, SQL, Oracle8i, Weblogic7.x, LDAP.

Confidential

Java/J2EE Developer

Responsibilities:

  • Developed JSP with HTML and JavaScript for data presentation and collection
  • Used Object Oriented Methodology for the Java app design
  • Developed data access and business logic layer for encapsulating data and providing core business logic. This was developed using in Java, JSP.
  • Developed Project Management Plan (PMP)
  • Created many JSP and SERVLET for the front end
  • Design documents (Low & High Level Design, Design Level Document)
  • Involved in developing test plans and strategies, as well as the design, development, and execution.
  • Wrote the deployment descriptors using XML.
  • Used Fine-grained access control for dynamic query modification to enforce security policies on the objects—the tables or views.
  • Developed Created connection pooling method to avoid the waiting for database connection.
  • Designed Database in Oracle 7.x.
  • Took part in new features addition and integration with the application
  • Tuning and Index creation for improved performance
  • Collected and organized information required for preparation of user’s manuals, training materials, installation guides, proposals and reports for an on-line help system.
  • Developed validations done using JavaScript.
  • Designed and developed modules from scratch as part of enhancement
  • Designed and created User's Manual and on-line help system for the application.
  • Design and developed JDBC connection objects for the data retrieval and update.

Environment: Java 2, J2EE, SQL, PL/SQL, ANT, Oracle 7.x, MVC Design Patterns, UML, iPlanet Directory Server, UNIX (Sun Solaris), Linux, Windows.

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