SUMMARY

• 8 Years of IT experience in Application server’s administration like DevOps,Weblogic, JBOSS and Tomcat on UNIX, Red Hat LINUX, SUN Solaris and Windows 98/2000/NT/XP environments.
• Experienced in various versions of Oracle WebLogic Application Server v8/9.x/10.x/11g/12c, JBoss AS/6.0/7.1,IBM WebSphere Application server v6.x/7.0, maintenance, integration including Tomcat Apache Server v 6.0/7.0/8.0.
• Experienced in WebLogic servers administration that includes Designation, Installation and Configuration for load balancing, Clustering,Deployment and Troubleshooting of Oracle WebLogic Application Server v8/9.x/10.x/11g/12c, JBoss AS/6.0/7.1as well as in other web/app servers like Apache and Tomcat servers on different platforms like Unix, Red Hat Linux, and windows starting from Development to Production mode.
• Integrated WebLogic and JBoss with Proxy servers (Sun One), Apache and Authentication servers (Siteminder).
• Strong experience in Installation, Configuration and Maintenance of JBoss Application Servers 7.x/6.x/5.x on win2008, Linux, Solaris platforms.
• Hands on experience with build tools like Hudson/Jenkins, Maven, Ant and Nant.
• Experienced in creating, configuring and tuning domains, managed servers, node mangers in WebLogic application server for performance including troubleshooting and maintenance.
• Experienced in troubleshooting and maintenance of Clusters (both horizontal and vertical), Workload management, and ManagedServersinstances in a Weblogic environment.
• Strong knowledge of server performance tuning involving Core Dump Analysis, Thread Dump Analysis and Memory leaks to analyze teh uneven server crashes.
• Well versed with JMS Configurations - Topic/Queue, JMS Server, Connection Factory, Foreign JMS server, Message Bridge, System Modules, and Distributed destinations.
• Strong knowledge of JDBC Connection Pool data sources configuration with MySQL, Sql-Server and Oracle.
• Having good Experience in DevOps tools like Chef and Puppet for Deployment on Multiple platforms.
• Conduct systems design, feasibility and cost studies and recommend cost-effective cloud solutions such as AWS.
• Installed and configured an automated toolChef, Puppetthat included teh installation and Configuration of themaster, agent nodes and an admin control workstation.
• Experienced with monitoring and analyzing resources, Standard logs, application logs and domain logs.
• Expertise in sub deployment and prepare reports for teh performance tests, dry run tests and load tests conducted on teh Application Servers.
• Extensively worked on Hudson, Jenkins, Team City and Bamboo for continuous integration and developedEnd-to-End automation solution for build and deployments.
• Automated build and deployment with Continuous Integration tools such asBuild Forge,Hudson/Jenkins.
• Extensive experience using MAVEN and ANT as build tools for teh building of deployable artifacts
• (Jar, war &ear) from source code.
• Worked on Deployment of applications in WAR, JAR and EAR formats in Domain and Clustered environments of WebLogic Server using Admin Console and WLST scripts.
• Involved in Planning and building PROD/DR for all teh applications build on Weblogic10.3, Weblogic ESB (enterprise service bus) and Apache 2.2.
• Implement and enforce Application securityauthentication (Setting up user accounts to control logins to teh Application), authorization (setting permissions on various parts of teh application), and auditing via Web Logic Admin console.
• Performed migration and up gradation tasks like upgrading Weblogic server 9.2 to Weblogic 10.3 and updating JDK’s and installing service packs and patches for Weblogic Server.
• Experienced in Installing and Configuring external LDAP Servers using Netscape and Sun ONE directory Servers for user authentication.
• Worked on Unix Command line utilities and TEMPhas hands on experience on UNIX commands to support teh Environment.
• Expertise in configuring WebLogic Plug-ins for Apache Web Server and configured load balancing and fail-over solutions.
• Expertise in writingshell scripts to handle complex automation/administration.
• Experienced working with Java based XML applications.
• MonitoringHealthofWeblogicServersinProduction.
• Expertise in migration and upgrading of WebLogic Server and updating JDK versions and installing ServicePacks of WebLogic server.
• Experienced with monitoring tools like WilyIntroscope.
• Created SSL and Digital Certificates for requesting, generating and implementation for teh communication between web server and teh Application Server.
• Having Strong experience inJBoss, Apache Tomcat, Apache HTTP Sun One (Web/Application Servers) administration such as Installation, configuration and administration in different environments.
• Extensive experience in Configuring JDBC, JMS, JTA, JNDI, SNMP, Jrockit IT/JDK in JBOSS 4.x/5.x.
• Deployment and troubleshooting of JAR, WAR, and EAR files on both stand alone and clustered environment in JBOSS 4.2/5.0
• Installed Apache 2.0, and configured plug-in for clusters running on Weblogic 9.x/10.x.
• Researched and troubleshooted emerging application issues from WebLogic configuration to code issues.
• Experience in process and change management process to reduce teh volume of issue tickets and increase teh system availability.
• Understanding of IT and communication related techniques and theories.
• Systematic problem solver with teh ability of decision making skills and troubleshooting.

TECHNICAL SKILLS

DevOps Tools: SCM, Git,GRUNT,SonalQube, Bitbucket, Maven, Chef, Puppet,SaltStack, Hudson, Jenkins, Docker, Agile, jira,nagios.

Application Servers: BEA WebLogic 9.2/11g/12c,Jboss, Apache Tomcat, WebLogic Platform 7.x/10g/12c (Portal, Integration)

Programming Language: C, C++, JAVA/J2EE, and SQL.

Operating Systems: Windows 98/2000/XP/VISTA, Solaris, Red Hat Linux

Middleware: BEA Weblogic Application Server 8.x/9.x/10.x/11g/12c, JBoss 4.2.3/4.3.0 , Apache Web server 2.x, Apache Tomcat 5.x/6.x

Tools: Chef, Puppet, Jenkins, Vagrant, Docker, Maven, Gradle, Nexus, Artifactory

J2EE Technologies: Servlets, JSP, JDBC, JMS, JTA, JNDI, JMX, Applets and swing Components

Web Technologies: JDK 1.4/1.5/1.6, HTML, XML, DHTML, MSXML

Scripting Languages: UNIX Shell Scripting (Bourne, Korn, C and Bash), Python, JavaScript

Cloud: Amazon Web Services (AWS)

Packages: JSDK 2.0, J2EE, Clearcase, ClearQuest

Testing Tools: Wily Introscope

DE’s/Utilities: Eclipse, Putty

Database: Oracle 8i/9i/10g, MS SQL Server, DB2

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

PROFESSIONAL EXPERIENCE

Confidential, Miami, FL

Sr.Middleware/Tomcat Engineer

Responsibilities:

• Worked as a Middleware/Tomcat Engineer for a team that involves three different development teams and multiple simultaneous software releases
• Responsible for administration, configuration and monitoring of JBoss EAP 5.2/6.3.2, WebLogic Application Server 10.0.x/11gR1/12C Environments on SUN Solaris 8/9/10 and RHEL 5.x/6.x
• Expertise in configuring a domain, deploying applications, configuring data sources, logging and web subsystems in JBoss 5 and EAP 6.2 in different environments like Development, QA, UAT and Production on Linux (RHEL 5) and Solaris 9 operating systems.
• Performed Installation of JBOSS JON 2.4, monitoring server that will monitor teh JBOSS instances, Operating system parameters running on different Operating systems.
• Created groups, users, roles and configured alerts in JON 2.4 (JBOSS Operations Network) monitoring server.
• Installed and configured various middleware packages such as WebLogic, Tomcat, JBoss
• Installed SJSAS9.1(Sun Java System Application Server) and created/configured domains in Development, Perf, Test and Production environments on SunOS 5.1.0
• Configured connection pools and Data sources for Weblogic 9.2/10.3, JBOSS 4.2/5.0.1/5.1.0 , and SJSAS 9.1 application servers with backend oracle 9i/10g/11g/12c RAC DB’s.
• Deployed JAR, WAR & EAR files in Weblogic 9.2/10.3, JBOSS 4.2/5.0.1/5.1.0 and SJSAS 9.1 application servers hosting clustered environments.
• Integrated Puppet with Amazon AWS to orchestrate teh provision of EC2 via puppet servers.
• Created continuous integration system using ANT, Jenkins, Puppet full automation, Continuous Integration, faster and flawless deployments.
• Created Continuous Build Process using Hudson/Jenkins as Continuous integration tool.
• Maintain and track inventory using Udeploy and set alerts when teh servers are full and need attention.
• Automated teh local dev environment using Vagrant.
• Performed WAR, EAR &JAR files deployment in Weblogic 9.2/10.3 and SJSAS 9.1 through admin-console.
• Worked in a production and development environment supporting mission control applications
• Developed scripts to monitor JVM Heap Size, JMS Messages in teh Destination queues in teh production environment.
• Dealt with troubleshooting issues like Server hang, keep alive threads, HTTP threads, Application Deadlock, Perm Gen space, Out of Memory Issue, High memory usage and High CPU.
• Involved in migration of WebLogic 8.1.5 to WebLogic 9.2 MP3 and JDK 1.4 to JDK 1.6.
• Set upJenkinsmaster/slave to distribute builds on salve nodes.
• Used several Jenkins plugins likeArtifactoryPlugin,Ant, MavenPlugin etc.
• Deployed Puppet, Puppet dashboard for configuration management to existing infrastructure.
• Used Mcollective, facter, hiera frameworks while writing scripts.
• Configured JDBC and JMS Queues in Weblogic 9.2/10.3, JBOSS 4.2/5.0.1 EAP.
• Provided Development team with thread dumps and heap dumps using jstack and jhat, JDK tools.
• Production experience in large environments using configuration management tool Puppet supporting with 500+ servers and involved in developing manifests.
• Installed and configured Apache Tomcat 7 with Informatica data quality Administer Application Servers (JBOSS, ATG Dynamo) on Solaris 10 and Linux 5 operating systems.
• Performed up-gradation of JBOSS 4.2 GA to JBOSS 4.2 EAP, Red hat release and configured JDBC, log4j, JMS and JDK.
• Installed JBOSS web server 1.x and configured with JBOSS EAP 5.0 for load balancing.
• Created SSL certificates for JBOSS 5.x/4.x.
• Configured Active MQ 5.0 to use JMS Queues in environment hosting SJSAS 9.1 application server.
• Worked with networking team during load tests and suggested changes on BIG IP F5 LOAD BALANCER such as enabling Snat-pool, 1-connect profile etc.
• Assisted in several Load tests and gave suggestions at OS level tuning, also configured Weblogic and JBOSS Application servers to produce teh best results.
• Installed Apache 2.0, and configured plug-in for clusters running on Weblogic 9.x/10.x.
• Configured LDAP using Netscape directory Server for user authentication.
• Handled Memory issues and Memory leaks by tuning and profiling with teh halp of third party tools (performance tuning)
• Hands On in monitoring physical hosts, application servers and web servers through BMC Patrol and HP Sitescope monitoring systems.
• Hands on in monitoring teh log files and maintaining teh files in Tomcat.
• Maintaining teh servers in Tomcat.
• Created Remedy Tickets for Change/Release management using Remedy Client and Remedy
• Being a part of production team provided 24x7 supports for all teh environments.

Environment: WebLogic Application Server 8.x/9.x/10.x/11g/12c,Jboss 6.x, JDK 1.4/1.51.6/1.7 , JRockit 8x, Apache 2.x, Tomcat 7.x/8.x, Sun One/ iPlanet, IIS 6, Solaris 8/9, Red Hat LINUX, Windows 2007, F5 Load balancer, SiteMinder, Nagios, JMX, Oracle 8i/9i, JDBC, Subversion, EJB, JSP, Servlets, XML,MS Office, OpenSSL, Secure SSH.

Confidential, Irving, TX

Sr. Weblogic/Tomcat Administrator

Responsibilities:

• Performed Weblogic Server administration tasks such as installing, configuring, monitoring and performance tuning.
• Managing and Monitoring teh JVM performance by Weblogic Heap Size, garbage collection, JDBC Pools.
• Configured Execute Threads, Connection Pools and JMS Bridges etc. for different components of teh retailed applications.
• Deployment and troubleshooting of JAR, WAR, and EAR files on both stand alone and clustered environment in JBOSS 4.2/5.0, Weblogic 8.x/9.x/10.x and Apache tomcat 6.0.
• Created and configured Data Sources for database connectivity & JMS resources.
• Developed Application deployment, Server restart, WebLogic Health Monitoring scripts for BEA WebLogic 9.2MP2 and 8.1sp6 Clustered & Non-Clustered environments
• Developed UNIX & WLST scripts to perform automated deployments.
• Created Cron-jobs scripts for timely running jobs, performed Thread Analysis and Heap Analysis.
• Deployed Puppet, Puppet dashboard for configuration management to existing infrastructure.
• Performed J2EE application deployment and administration.
• Experience in managing virtual instances and disks using Puppet.
• Responsible for Performance tuning of various WebLogic Instances.
• Configured Clusters, Server groups and Cloning for improved availability and failover capacity.
• Configured global security in WebLogic using LDAP authentication.
• Involved in monitoring error logs, troubleshooting and fixing teh problems.
• Created domain configuration scripts to configure new domains, modify existing domains.
• Installed service packs and patches for WebLogic server.
• Experience in migrating from WebLogic from 8.1 to 9.2 and from 9.2 to 10.3.
• Configured and administrated JDBC data sources/ multi data sources on WebLogic 9.2.
• Responsible for installing SSL certificated on Apache and Sun One Web Servers.
• Installed and Configured Apache Tomcat 6.0 application servers on various environments like Dev, Test, Pre-Production and Production.
• Handled Memory issues and Memory leaks by tuning and profiling with teh halp of third party tools (performance tuning)
• Ensured application dependencies are integrated on system level components such as database, Data Source Name, and Application Server connection pooling (DB2) including identification and documentation.
• Configured virtual hosts and transports for WebSphere application servers.
• Installed, configured, administered and supported JBOSS on RedHat Linux Environments
• Troubleshooting and maintenance for production, development, QA and training environments.
• Installed and configured Sun One Web Servers in various environments.
• Converted and automated builds using WLST.
• Configured users groups and Global Roles.
• Implemented standard backup procedures for WebLogic servers.
• Working knowledge of JMS using IBM MQ series.
• Consult with IT project management, product management, development and engineering teams to discuss capacity planning and resource allocation.

Environment: WebLogic 10.x/9.x/8.x/7.x, RHEL, Solaris 8.0/9.0/10, Oracle Portal 11g, WebLogic portal server 9x, Tomcat 6.0, Windows 2003, RHEL 3.0AS,AIX 4.3/5.1/5.2 Apache 2.0.x, WLST, JRockit1.4/1.5/1.6, Oracle 11g.

Confidential, Dallas, TX

WeblogicSystem Administrator/Production Support

Responsibilities:

• Performed WebLogic Server administration tasks such as installation, configuration, monitoring, troubleshooting and performance tuning.
• Worked on installation, server configuration, deployment, upgrading, migration performance tuning including maintenance of WebLogic server.
• Configured Node Managers to remotely administer Managed Servers.
• Installation Configuration & Administration of Clustered Weblogic Server 8.1/10.3 on Production Environment.
• Used config wizard and config builder extensively to create and manage WebLogic domains
• Migration of WebLogic Server from Windows to Linux Environment.
• Deployed teh EAR, JAR, WAR applications on multiple Weblogic Servers Instances and maintained Load balancing, high availability and Fail over functionality.
• Experienced in Configuring JMS resources Queues, Topics, Distributed destinations, message bridges and JDBC connection pools, data sources.
• Developed scripts to monitor JDBC connection pool status, JVM Heap size, and JMS messages in teh destination queues in teh production environment.
• Experienced in configuring Horizontal and Vertical Clusters
• Created Domain Templates to replicate teh environment on new Weblogic servers.
• Worked with WLST scripts and Shell Scripts to automate frequently done tasks like deployments.
• Invoked WLST scripting and created JDBC connection pools and enrolled teh node manager using WLST command line.
• Configured Global and Admin Authenticator in teh WebLogic console.
• Experienced in analysis of thread dumps, core dumps, server hang and high CPU utilization conditions
• Configured SSL and created Digital Certificates for secured communication between applications
• Involved in assisting QA team in Load and Integration testing of J2EE applications on WebLogic Application Server
• Installed, configured, administered and supported JBOSS onRedHat Linux Environments
• Maintained change management records for all teh changes occurred while migration.
• Worked extensively on UNIX shell scripting for automating teh builds in QA, Development and Production Environment.
• Implemented security by configuring Secured Socket Layer (SSL) for client authentication and data encryption.
• Experienced in setting virtual machines using VMware.
• Involved in Windows Server 2000 & 2003 OS installation and troubleshooting.
• Working knowledge of networking concepts, Trouble shooting Network.
• Resolved high priority tickets documenting system outages in any of teh above environments.
• Provided active support for load/stress testing, troubleshooting and performance tuning.
• Provided 24/7 on call production supports.

Environment: Oracle Weblogic Server/portal 6.1/8.1.5/9.2/10 g/11g, MP3/10.3, Oracle Fusion 11g, JBOSS 4.2/5.0.1/5.1.0 /6.2 EAP, Apache Tomcat 5.0, ATG Dynamo, SJSAS 9.1, Solaris 8/9/10, Windows 2003 server, Linux RHEL 5, JRocket/JDK

Confidential, Naperville, IL

WebLogic Administrator

Responsibilities:

• Installed, configured and administered on Oracle WebLogic Server 9.2/10.X in across environments on Red Hat Linux 5.x, Solaris 10.
• DailyjobexecutionsinProductionServers,oncallsupportforproduction.
• Creation/modification of existing/new SHELL, WLST and ANT scripts for monitoring and atomization of environments.
• Implemented Vertical and Horizontal Clustering, Performance tuning and trouble shooting of Weblogic Application Server 9.x/10.x
• Involved in POC analyses of ITCAM for Web Sphere/J2EE/Web Services Monitoring and reporting toll
• Worked on upgrading teh WebLogic 9.2 version to 10.3version.
• MonitoringHealthofWeblogicServersinProduction.
• DeploymentofcodeonWeblogic8.1/9.2Serverand portal inProduction.
• Logoinsertions,clearingweblogiccacheandDBSchemamappingforWeblogic.
• GigaspaceinstallationandconfigurationinUAT/Staging/Production.
• Development of infrastructure, Installation and support ofSystem,Test, UAT, Staging and ProdEnvironments.
• AnalysisofWeblogicThreadDumpsusingtools.
• Performance monitoring by observing JVM Heap Size on regular intervals and invoking JAVA Garbage Collector to free up JVM Heap memory.
• Migrationimpactanalysisandreportgeneration.
• TroubleshootSolarisrelatedissueslikeHighCPU,MemoryUtilization, File system and managing NFS and used Wily introscope.
• MonitorSolarisprocessstatisticsandtakeactionforprocessesthatexceedsthreshold.
• InstallationandconfigurationofWebLogicServer8.1sp5 and 9.2 and 10.3/10gR3 indevelopment,stagingandpreproductionenvironments.
• Installed and configured JBoss 5.x for different environment like testing, QA, development, production on Linux, Solaris platform.
• Installed and configured Apache, SunOne/iPlanet plug-ins for WebLogic and JBoss5.x.
• ExpertincreatingandconfiguringofclusteredandnonclusteredWebLogicserverdomains
• Deployedapplicationsonmultiple WebLogicserver instancesmaintaining LoadBalancing and High-Availability.
• Apache Weblogic Plug-in configuration and setting up proxy server.
• Creation of development environments for developers Shell scripts and source code management systems (Clear Case).
• Administration and monitoring of WebLogic admin and managed servers.
• Shell scripting to automate teh maintenance process of teh WebLogic server and recover teh backed-up WebLogic configuration.
• Log-file analysis (troubleshooting) to resolve issues using scripts.
• Creation of SSL and Digital Certificates for requesting, generating and teh implementation of teh communication link between teh web server and teh application server.

Environment: WebLogic Server11g/10g/9.2,10.3.3, JRockit/JDK 1.5/1.6, J2EE, JSP, Servlets, EJB, LDAP, JDBC, JMS, XML, Oracle9i,JBoss 5.x, Sun Web server 6.1, Apache2.2, Apache Tomcat 6.0, Ant 1.5.1, MySQL 4.1, IBM Lotus Notes 7, Win2K, Solaris10, Wily Introscope 7.2, HP UX, Red Hat Linux 5.x.

Confidential, Chicago, IL

Weblogic/SOA Engineer

Responsibilities:

• Installed and Configured WebLogic 11g, SOA Suite 11.1.1.7, Oracle Service Bus 11.1.1.7 in Production and non- production environments.
• Oracle SOA Suite 11g and Service Bus 11g high availability domains configuration and administration.
• Automated SOA composite deployment process using ANT utility.
• Developed scripts to restart teh production and non-production WebLogic instances.
• Setup High Availability and clustering for Oracle SOA suite, also configured Oracle HTTP Server to proxy teh incoming request.
• Installed teh SOA AIA FP and O2C PIPS on SOA 11g
• Working through problem identification, resolution and coordination with extended warranty and application development support groups.
• SOA (BPEL) installation and configuration in a cluster; Load balancing. Upgrade of SOA (BPEL) 10g to SOA 11g - Weblogic administration.
• Acted as liaison between technical support groups and business areas regarding complex issues.
• Supported teh current WebLogic 11g production applications for maintenance & trouble shooting teh issues.
• Participation in on-call 24/7 production support
• Documenting teh standards & guidelines necessary for WebLogic Server's in teh 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
• Worked with application teams integrate their applications with Single Sign-On
• Configuration and Integration of me-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
• Researching and applying teh 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 EJBHome stubs, JDBC data source, JMS connection factories and queues
• Used Ant and Shell scripts for deployment of application code to Training, Functional Test, Regression, E2E, Preprod, Maintenance, and Production environments.
• Review and modification of Unix Scripts used for automation of administration tasks.

Environment: WeblogicApplicaion Server, Microsoft SQL server 2008, Shell, UniX, HTTP, JDBC, BPEL, SOA, Eclipse 3.4 (Juno/Kepler), SQL Developer for Oracle, Toad, CA wily, Foglight, Putty, ARM, Dashboard, Splunk, Autosys.

Confidential

Java Middleware Engineer

Responsibilities:

• Involved in development activities which involve construction ofJSP, Servlets and EJBsin J2EE environment.
• Participated in navigation and functionality testing and validating using Java Script.
• Developed UI by using Applets a JavaScript and HTML pagesforthe Front end.
• Developed Custom tag Libraries, which will pass teh data to teh JSP pages.
• Developed user personalized dashboard, which facilitates teh user to save teh report pages with related notes.
• Created, managed and maintained customer databases using Oracle.
• Configured a server to receive requests and perform Business Logic.
• Involved in coding and testing of teh application.
• Installed, Configured and administered WebLogic server 8.0.
• Migration from WebLogic 7.x to 8.x.
• Performed WebLogic Server Performance Tuning.
• Performed J2EE application deployment and administration.
• Created and configured Managed Servers in a Cluster for Load Balancing Node manager for teh machine.
• Created user roles and groups and mapped to teh applications for securing teh resources.
• Installed and configured Apache and me-Planet Web Server.
• Configured and administered JDBC, JMS, JNDI, and SNMP in WebLogic Server 7.x.
• Developed scripts for automatic startup and shutdown of Admin Server and Managed Servers.

Environment: J2EE, Servlets, Windows NT, JSP, Java Script, HTML and Oracle 8i. WebLogic Application Server, Java, JMS, JDBC, JNDI, XML, SQL, Apache, me-Planet and UNIX.