We provide IT Staff Augmentation Services!

Sr. Weblogic Administrator (team Lead) Resume

Chicago, IL

SUMMARY:

  • Overall 10 years of IT industry experience in the field of Client/Server Applications and Middleware Server Administration.
  • Excellent working knowledge of Operation & Production Support with large mission critical systems in multiple technologies and platforms including WebLogic, Apache, WebSphere, UNIX, Windows NT, and Oracle.
  • Extensively worked on BEA WebLogic 8.x, 9.x, 10.x,11 Server, Apache http Server, Apache Tomcat Server as administrator for Server Installations, Configuration, Application components deployment, performance tuning including troubleshooting and maintenance.
  • Strong exposure in IBM MQ 6&7 versions
  • Installed and configured WebSphere Application Server 8.0
  • Provided 24x7 on call support in production environment on rotation basis.
  • Excellent working knowledge in configuring multiple Weblogic domains including machines, manage servers, node managers and cluster environments.
  • Deployed various WAR, JAR, EAR and J2EE applications on managed servers and in clustered environment using Console or auto deployment scripts in stage and production.
  • Configured and administered JDBC Connection pools and JMS Connection Factories and implemented other services like JNDI and SNMP.
  • Expertise in migration and up gradation of Weblogic Server and updating JDK versions, applying patches and installing service packs for Weblogic server.
  • Excellent working knowledge in finding Memory Leaks and adjusting JVM Heap Size and Garbage Collector parameters during performance monitoring and performance tuning of WebLogic server.
  • Extensive hands - on experience in setting up multiple clusters and implementing Load Balancing, High Availability and Failover functionality.
  • Configuration of WebLogic proxy plug-in and applications on servers like Apache 2.0 HTTP Server
  • Extensive experience in configuring and managing secured environments using SSL and digital s.
  • Installed and configured Wily agent, Wily enterprise manager and Introscope Workstation and provide application monitoring and measurement using Wily Introscope.
  • Experience in creating and running cronjobs for scheduled jobs.
  • Developed startup and shutdown scripts for the Weblogic servers.
  • Configured weblogic JDBC connection pools with databases like Oracle 9i/8i, My SQL, MS SQL Server.
  • Experience in developing web based applications using JDK 1.3/1.4/1.5/1.6 , JAVA/J2EE, Applets, Servlets, JSP, HTML, XML, JavaScript and JDBC.
  • Coordinated with Oracle/BEA to resolve issues related with BEA WebLogic products.
  • Excellent problem solving skills with a strong technical background and good communication and interpersonal skills. Self motivated and a good team player.
  • Deployed the application code in IIS for .NET applications.
  • Administer HP-sitescope for monitoring the server conditions like CPU, Memory, disk and application status.
  • Worked closely in monitoring PATROL for MQ related configuration issues and also issues with actively running queues and dead letter queues.
  • Actively involved in Project Management activities by preparing shift schedules, leave tracker, Weekly status meeting with clients and PMR report.
  • Possess excellent communication, strong supervisory and interpersonal skills.
  • Quick learner and excellent team player having ability to meet tight deadlines and work under pressure.
  • Rich experience in the Banking & Financial Services Verticals.
  • Working experience in L2 and L3 Teams.

TECHNICAL SKILLS:

Tools: MQMON, PowerBuilder, Patrol V9, Ms Visual Studio 2010 SP1, Eclipse IDE, SQLDeveloper, StarTeam, Visual Source Safe, Wilytech Introscope, HP Sitescope, Remedy, Service-now, F5, BIG-IP, Oracle Access Manager, MQ6 & 7, OHS

App Servers: Oracle Weblogic 9.2/10/11g, IBM Websphere Application Server 8v

Web Servers: Apache, HTTP, IIS

Access Servers: Oracle Access Manager

Operating System: Windows XP/Vista/2007/8, UNIX

Databases: Oracle 10g, SQL/PLSQL, MySQL

PROFESSIONAL EXPERIENCE:

Confidential, Chicago, IL

Sr. Weblogic Administrator (Team Lead)

Responsibilities:

  • Managed infrastructure of 200+ WAS instances & 50+ weblogic servers on Linux & SOLARIS machines.
  • Installing, configuring and troubleshooting of Websphere & Weblogic Application Server.
  • Experience in Installing, Configuring and Administering Web Servers like IHS, Oracle HTTP Servers
  • Creating Cells/Nodes/Application Servers, configuring & troubleshooting application server clusters and webserver plugin issues.
  • Monitoring health check of JVMs and checking database connections and logs.
  • Troubleshooting of applications deployed on server and corrective steps in case of failures.
  • Troubleshooting Production issues, worked on resolving Application Server hang issues and high memory and CPU issues in application Servers.
  • Tuning JVM Parameters for optimizing performance.
  • Configuring and troubleshooting of JDBC Providers, Data Sources, Virtual Hosts, Global Security.
  • Deployment of Enterprise applications on WebSphere .
  • Decommission of EAR applications, JVMs, clusters.
  • Enabling Maintenance page on webserver during scheduled/un-scheduled outages.
  • Administer Wily-Introscope for monitoring the JVM active & hogging threads, active connections etc,.
  • Installation of SSL on IHS and IIS web server.
  • Opening PMR with Oracle/IBM for any assistance required related to Product.
  • Worked for Production & non-prod environment Support for Weblogic & WebSphere Application Server and Web Server issues.
  • Primary level troubleshooting of Production and development issues of MQ servers.
  • For administration and troubleshooting purpose apart from MQSC, we use tools like MQmon and for monitoring purpose we use BMC patrol.
  • Administer HP-sitescope for monitoring the server conditions like CPU, Memory, disk and application status.
  • Administer Wily-Introscope for monitoring the JVM active & hogging threads, active connections etc,.
  • Extensive use of the Change Control tool like Service Now and BMC Remedy for Change records, incident management and root cause of severity issues in production and development environment.
  • Prepare Weekly Status Report(WSR), Project Management Report(PMR), Monthly SLA Report, BIP report, Resource Management, Monthly Ticket Trend Analysis, Monthly Shift scheduling for the team.
  • Co-ordinate between the team members on handing over the shift.
  • Part of TCS Technical interview panel.

Environment: Weblogic 9.2/10/11g, IBM Websphere Application Server 8v, MQMON, PowerBuilderPatrol V9, Ms Visual Studio 2010 SP1, SQLDeveloper, StarTeam, VSS, OAM, OHS, Wilytech Introscope, HP Sitescope, Remedy, Service-now, F5, BIG-IP, Oracle Access Manager, MQ6& MQ 7

Confidential, Fairfield, CT

Weblogic Administrator

Responsibilities:

  • Installation, Configuration and Administration of Weblogic 9x, 10x versions on AIX and Linux platform.
  • Trouble shooting errors both Application & JVM also analyzed heap and core plus error logs - configured tuned JVM for optimum performance.
  • Created and managed data source and database connection pools.
  • Involved in performance tuning of Application Server, Web Container and database connection pool.
  • Coordination between Application Support Team, Testing team, Database Team for successful application release in Production Live environment.
  • Responsible for deploying enterprise applications from Admin console and enabling security using LDAP for admin console and application components on AIX.
  • Configured Clusters and Instances for improved availability and failover capability.
  • Prepare/Review and Monitor Status of servers on daily basis.
  • Team co-ordination in handing over the shift and Knowledge Sharing
  • Handling the incidents and change requests raised by the application teams related to middleware
  • Weblogic server administration includes monitoring, supporting and troubleshooting the application server issues.
  • Analysing the alerts from Introscope, Sitescope and other monitoring tools to provide 100% availability of the environment
  • Regular housekeeping of filesystem in weblogic application server.
  • Application deployment in all environments like Weblogic 8.1/ Weblogic Portal
  • Coordinated with Oracle support for issues related to new weblogic portal environment and documented the solution
  • Involved in migration of security system from Oblix to Oracle Access Manager
  • Involved in Business Objects report migrations and troubleshooting the report issues
  • Handling the incidents and change requests raised by the application teams related to middleware
  • Analysing the alerts from Introscope, Sitescope and other monitoring tools to provide 100% availability of the environment
  • Coordinated with Oracle support for issues related to new weblogic portal environment and documented the solution

Environment: Weblogic 9.2/10, SQLDeveloper, StarTeam, Visual Source Safe, OAM, OHSWilytech Introscope, HP Sitescope, Remedy, Service-now, F5, BIG-IP.

Confidential, Fairfield, CT

Software Engineer

Responsibilities:

  • Installation, Configuration and Administration of Weblogic 9x, 10x versions on AIX and Linux platform.
  • Trouble shooting errors both Application & JVM also analyzed heap and core plus error logs - configured tuned JVM for optimum performance.
  • Created and managed data source and database connection pools.
  • Involved in performance tuning of Application Server, Web Container and database connection pool.
  • Coordination between Application Support Team, Testing team, Database Team for successful application release in Production Live environment.
  • Responsible for deploying enterprise applications from Admin console and enabling security using LDAP for admin console and application components on AIX.
  • Configured Clusters and Instances for improved availability and failover capability.
  • Prepare/Review and Monitor Status of servers on daily basis.
  • Team co-ordination in handing over the shift and Knowledge Sharing
  • Handling the incidents and change requests raised by the application teams related to middleware
  • Weblogic server administration includes monitoring, supporting and troubleshooting the application server issues.
  • Regular housekeeping of filesystem in weblogic application server
  • Application deployment in all environments like Weblogic 8.1/ 9 versions.
  • Handling the incidents and change requests raised by the application teams related to middleware
  • Documented the issues and solution provided for future for the team members.

Environment: Core Java, JSP, Servlets, Struts Framework, Oracle 9i, PL/SQL, Unix Shell Scripts, Weblogic 8.1/9.2, SQLDeveloper, StarTeam, Visual Source Safe, Service-now.

Confidential

Software Engineer

Environment: Visual Basic .NET, XML.

Confidential

Software Engineer

Environment: C Language, MS Access database.

Hire Now