Weblogic/system Administrator Resume
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.