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Sr. Weblogic/middleware Admin Resume

Hoboken, NJ

SUMMARY

  • Around 8+ years of IT industry experience in the field of Client/Server Applications and Middleware Server Administration.
  • Extensive experience with JBoss EAP/Oracle WebLogic Server JBoss EAP in Production, Test, Development environments.
  • Handling all the aspects of Installation, Configuration, Troubleshooting, Load Balancing, Clustering, Deploying Applications, Performance Tuning and Maintenance of WebLogic Server versions 11g, 12c.
  • Strong experience in installing and maintaining Oracle (BEA) WebLogic Administration/ Development/ Deployment on different Linux (Red Hat) platforms.
  • Experience in administration, installation, configuring, designing, tuning, troubleshooting, and maintenance of JBoss Application Server, including versions 4.0.x, 5.1.x, 6.2.x, and 6.4.
  • Expertise in deploying the EAR, JAR, WAR applications on multiple WebLogic Servers Instances and maintained Load balancing, high availability and Fail over functionality.
  • Experience in Configuring and Integrating the Servers with different environments to automatically provisioning and creating new machines using Configuration management/provisioning tools like Ansible.
  • Comfortable in configuring WebLogic servers in different clustered environments.
  • Expertise in monitoring error logs, fixing problems and tuning parameters on WebLogic environment.
  • Excellent experience Configuring and Administering JDBC, JMS, JNDI in WebLogic Server 11g/12c.
  • Strong experience in troubleshooting WebLogic Application Server connection pools and connection manager with Oracle 11g/12c.
  • Experience in Installation and configuration of JBoss Application servers 4.0.x, 5.1.x and Tomcat 5.x, 6.x, 7.x.
  • Experience with Apache Webserver 2.2/2.3/2.4 and Tomcat 6.x/7.x/8.x.
  • Good experience with IBM WebSphere Application Server ND V5.1/6.x/7.0/8.5.
  • Installed and configured Tomcat application server with Apache HTTP Web Server in DEV, QA, UAT, PRE - PROD environments.
  • Experience in Amazon Web Services (AWS) Cloud Watch & Alerting for instances.
  • Working knowledge in cloud technologies Amazon webserver, Amazon Elastic Kubernetes Service (Amazon EKS), EC2, S3, IAM and Load Balancers Tools/ frames work puppet, Git, GitHub, Docker, WinSCP, putty.
  • Experience in development and configuration experience with software provisioning tools like Chef,Puppet, and Docker.
  • Experience in applying patches and plug-ins for JBoss Application Server.
  • Experience in setting up puppet master, puppet agents for managing enterprise policies, configurations.
  • Used GIT to maintain and modify the code and configurations related to JBoss.
  • Used Jenkins linked with GIT repositories and Nexus for deployment to the servers.
  • Extensive experience with Continuous Integration Tools (Bamboo, Jenkins, Hudson, U Deploy).
  • Experienced in administering software configuration management tools like Clear Quest, Chef, Puppet, and Salt. .
  • Experience in Deploying EJB components of IBM WebSphere Application Server on Linux/AIX environment..
  • Remarkable experience with JBoss EAP administration, good understanding of J2EE architectures, J2EE technologies.
  • Familiarity with RHEL 5, JBoss EAP, JBoss AS 7.0, Apache 2.4, Tomcat 6.0, JON and proficient with JBoss EAP 5.0 to 6.0.
  • Experience with installing, configuring, administering, implementing and performance tuning clustered SOA environments (11g).
  • Involved in doing a performance benchmark of Web Logic server by using Load Runner.
  • Expertise in migration and upgrading of WebLogic Server and updating JDK versions and installing patches for WebLogic server.
  • Experienced in WLST, Python and shell scripting (bash) scripting to automate and monitor the WebLogic routine tasks to reduce the time taking process.
  • Experienced in finding the Memory Leaks and adjusting the JVM Heap Sizes and GC Parameters.
  • Exceptional organizational skills and multi-tasking to prioritize and accomplish objectives.
  • Good oral and written communication skills.

TECHNICAL SKILLS

Web Technologies: JRockit IT/JDK 1.4/1.5/1.6, Servlets, Applets, EJB 2.0, JSP 1.2, J2EE, JMS, Networking, JDBC, JNDI & LDAP.

Web/Application Servers: BEA Weblogic Server 9.x/10.x/11.x/12c, JBOSS EAP 5.x/6.x Apache Webserver 2.x, Oracle SOA Suite 11g, WebLogic Portal 8.1/9.2/10.0/10.3/11 g Apache Tomcat 5.x/6.x, OC4J, SJSAS 9.x,GIT Hub, Sun ONE Web Server 6.x & IIS WebServer 4.x/5.x.

Languages: C, C++, JAVA, SQL & PL/SQL, Unix Shell Scripting, WLST

Tools: Load Runner, Samurai, New Relic, Wily Introscope, Thread Dump Analyzer, and MS-Office, Optimize IT, JProbe, Clear Case, Remedy and Rational Rose.

Databases: Oracle 8i/9i/, DB2, Sybase, My SQL, SQL server, MS Access.

Configuration management Tools: Ansible, Puppet, Chef, Jenkins.

Scripting Languages: WLST, JavaScript, Shell script, Jython, ANT & Perl.

IDE’s/Utilities: Eclipse, Putty, WinSCP, SOAP.

Performance Monitoring and Testing Tools: Wily Introscope, OEM Grid Control 10g/11g/12c, New Relic, JRockit Mission Control, JConsole, IBM Tivoli.

Markup Languages: HTML, WSDL, XML/XSL.

Networking Protocols: TCP/IP, HTTP, HTTPS, RMI, TELNET, FTP, SNMP, t3 and t3s, Layer 7

Other Tools: TOAD, SQL Developer, JDeveloper, Team Foundation Server(TFS), Tortoise SVN, Mercury IT Governance, AWS, Mercury Quality Center, JIRA, Share Point, Project Time, Change Request Team Track, IBM Maximo, Service Now, File Zilla, WINSCP, Putty, ESP, MS Project Std., MS Visio, MS Office, CA Clarity PPM, Release Management

Platforms: RedHat Linux, Solaris8/10, Novell Linux, use 10, AIX, Windows 2000/XP/2003 Unix, Linux.

PROFESSIONAL EXPERIENCE

Confidential, Hoboken NJ

Sr. Weblogic/Middleware Admin

Responsibilities:

  • Extensively worked on administration of BEA Oracle WebLogic 10.X /12c Application Server and AWS.
  • Installed, configured and administered and integrated Apache Web Server with the WebLogic Application Server for load balancing.
  • Installed, Configured and Administered Oracle Fusion Middleware SOA Suite 11g in Cluster in various environments viz. DEV, QA, UAT, PRE-PROD and PROD.
  • Installed and configured of JBoss EWS and Mod jk load balancing in a reverse proxy environment
  • Installed configuration of Puppet infrastructure for automation.
  • Installed and configured multiple domains and completely created new Development, test, SIT and production environments.
  • Installed Clustered Oracle WebLogic, SOA, And WebCenter.
  • Developed and maintained the continuous integration and deployment systems using Jenkins, ANT, Maven, Nexus, Ansible and Ruby.
  • Managing and Monitoring the JVM performance by analyzing Heap Size, garbage collection, JDBC Pools on JBoss.
  • Used Ansible Playbooks to setup Continuous Delivery Pipeline. Deployed micro services, including provisioning AWS environments using Ansible Playbooks.
  • Configuration and Administration of OSB, and Oracle SOA Suite 11g and its components
  • Configured WebLogic JMS Configurations - JMS Server, Connection Factory, Foreign JMS server, Message Bridge, Topic/Queue, Distributed destinations.
  • Configured WILY Introscope for monitoring on all the Application Wsdl’s and instances on Production.
  • Used Jenkins for continuous integration and generated artifacts from the source repository.
  • Configured Web Server plug-ins for Application Servers WebLogic and Jboss
  • Managed and monitored the JVM performance by WebLogic Heap Size, garbage collection, JDBC Pools and Multi pools.
  • Automated the Deployment process of various WAR, JAR, and EAR applications in clustered environment using ANT scripts and automation tool Meistar.
  • Automated various tasks using Shell scripts and WLST scripts .e.g. OSB export and import scripts, SOA application deployment scripts, WebLogic Deployment scripts.
  • Installing, configuring and administering a large number of clustered web application servers (JBoss Enterprise application Platform, JBoss EWS, Tomcat, Glassfish) hosted on RHEL/Windows platforms.
  • Implemented & maintained the branching and build/release strategies utilizing Subversion/GIT.
  • Performed all necessary day-to-day Subversion/GIT support for different projects.
  • Responsible for design and maintenance of the Subversion/GIT Repositories, views, and the access control strategies.
  • Configuring, Automating and Deploying Chef, Puppet and Ansible for configuration management to existing Infrastructure
  • Configured Splunk alerts for complete Infrastructure monitoring.
  • Written Chef Cookbooks for various DB configurations to modularize and optimize end product configuration Ameriprise Financial, Inc, converting production support scripts to Chef Recipes and AWS server provisioning using Chef Recipes.
  • Performed multiple and consistent deployments to WebLogic environments as part of application rollout and eventually scripted it to automate deployments.
  • Setup and managed Cron jobs, batch processing and job scheduling using shell scripts.
  • Worked in the migration of applications from Oracle 9.2.2 to Weblogic 10.3.5.
  • Work on Web Security tools- LDAP Server, SSL Certificates and client authentication.
  • Used Wily for understanding Heap and thread behavior of application.
  • Monitoring the logs, fixing the problems and tuning parameters on WebLogic environment.
  • Troubleshooting, Load Balancing, Clustering, Deploying Applications, Performance Tuning and Maintenance.
  • Knowledge in writing scripts to back up the configuration files and to remove the older log files using Cronjobs.
  • Have a good Working knowledge on New Relic, Nagios and Splunk Monitoring tools.
  • Analyzing the log files, taking thread dumps, JVM Dumps and Exception stack traces
  • Automated many administrator tasks by writing shell scripts, WLST.
  • Knowledge in writing scripts to back up the configuration files and to remove the older log files using Cronjobs.
  • Involved in on-call support for major applications that involved troubleshooting issues in application components, application servers, web servers, load balancers and DNS aliases.
  • Worked as a part of 24/7 on-call support for production and non-production environments.

Environment: Oracle WebLogic Server 9.x/10.x/12c;IBM WebSphere MQ V5.x/6.x/7.x, IBM Websphere 6.x/7.x, Oracle SOA 10g/11g, Jboss application servers 4.0.x, 5.1.x and Tomcat 5.x, 6.x, 7.x, IBM Http Server v6.1, CA Wily Introscope 8.x, Apache WebServer, Sun One Directory Server, Maven, Chef, Hudson, AWS, Ansible, SVN, Puppet, SOLARIS, AIX 6.1, Java, XML, JDBC, Oracle 10g, Nagios, Splunk, Shell, Jython Scripting and wsadmin.

Confidential - Lexington, MA

Sr. Weblogic/JBOSS Admin

Responsibilities:

  • Installation, Configuring and maintaining the JBoss Application Servers version 5.x on RHEL 6.x and Windows 2008/2012 Server for the Development, Build Test, Integration, UAT, Training & Production environments.
  • Installation and configuration of Sun One Web Server and Apache Web Server, and configured plug-ins for app servers.
  • Deployed and supported WebLogic 11g/12c and JBOSS 5.1/6.0 clusters and implemented Multicast and Unicast techniques.
  • Used Ansible Playbooks to arrangement Continuous Delivery Pipeline. Conveyed miniature administrations, including provisioning AWS conditions utilizing Ansible Playbooks
  • Setup theJenkins jobs for Continuous integration processand to execute test cases.
  • Worked with theAmazon AWS EC2, S3, Glacier, IAM and VPC services.
  • Responsible for operationalsupport activities to ensure availability of customer websiteshosted on AWS cloud infrastructure using Virtual private cloud and public cloud.
  • Set up theJenkins CI/CD process for over 60+ applications and Jenkins’s master slaves for the entire CI/CD infrastructure.
  • Worked with the development team togenerate deployment profiles (jar, war, and ear) of Java base applications using custom ANT Scripts.
  • Deployed 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.
  • Created SSL certificates for Jboss 5.x/4.x.
  • Configured JDBC and JMS Queues in Weblogic 9.2/10.3, Jboss 4.2/5.0.1 EAP.
  • Responsible for building/deploying consistently repeatable build/deployments to company production and non-production environments usingJENKINS & BUILD Pipelines, ANT, MAVEN.
  • DeployedJAR, WAR & EAR files in Weblogic 11g/12c, JBOSS 4.2/5.0.1/5.1.0/6.2/6.4 and SJSAS 9.1application servers hosting clustered environments.
  • DeployedJava/J2EE applications to WebLogic serverusingJenkins builds.
  • CreatedJython and Weblogic WLST scripts to automate the deployment process.
  • Involved inleading Automation Deployment Team by working with Puppet.
  • Setup theChef Infrastructurefor the environment forsoftware configurations management
  • Configured multiplecookbooks, recipes, templates and attributes on workstationsto be deployed to variouschef nodes.
  • Set up theLinux Cron jobs for automating various build related jobsandapplication data synchronization jobs.
  • Installed Jboss web server 1.x and configured with Jboss EAP 5.0 for load balancing.
  • Worked oncustomization of existing Python scriptsof some of the internal applications.
  • Automated WAR deployment procedure in production environment running on Jboss EAP 5.x using UNIX shell script.
  • ManageAWS EC2 instances utilizing Auto Scaling, Elastic Load Balancingand Glacier for ourQA and UAT environments as well as infrastructure servers for GITandPuppet.
  • Setting upnew development branches, merging branches, facilitating the releases.
  • Setting up theSVN and GIT repos for Jenkins build jobs.
  • Designed andimplemented scalable, secure cloud architecture based on Amazon WebServices.
  • Master slave architectureto improve the PerformanceAutomated SQL Scripts.
  • Worked with theRHEL for enterprise environmentandCentOSfor the POC environment
  • Used Jenkins andAnsiblefor Continuous Integration and continuous deployment in multiple environments.
  • Created multiplePython, Perl and UNIX shell scripts for various application level tasks

Environment: JBOSS6.x/7.x, XML, Oracle10g, Web Logic Server 10.3,11g/12c,Tomcat,Linux,IBM MQ, IBM Solaris 10.0, RHEL 5, Apache2.2MAVEN, GIT, AWS, Open Stack, Amazon EC2,Ansible, Oracle Coherence v4.x/3.6.1,Tortoise SVN, Jenkins, Java/J2EE, ANT, Amazon Web Services, Puppet, Chef, Python Scripts, Shell Scripts, Sonar, UNIX.

Confidential, Fort Worth, TX

Sr. WebLogic / JBOSS Administrator

Responsibilities:

  • Installed, configured and maintained WebLogic 9.x/10.x/10.3.x/12c and JBOSS EAP 6.x/7.0 on diverse UNIX flavours like AIX, RHEL and Windows 2008 R2 Operating System.
  • Responsible for Load balancing and Performance tuning for various WebLogic Instances.
  • Involved in capacity planning of various applications.
  • Provided Support to migrate from WebLogic server to JBOSS.
  • Performed Troubleshooting of WebLogic Application Server connection pools with Oracle and DB2.
  • Configured JDBC and JMS Queues in WebLogic 9.2/10.3/11g/12c, JBOSS4.x/5.x/6.xEAP
  • Updated the WebLogic licenses and apply packages.
  • Used Nagios to provide centralized view of IT infrastructure and help with status information, detection of infrastructure outages, automatic restart of failed applications and services and overall monitoring reporting.
  • Configuring Single Sign-On using (SSO) using SAML 2.0 in WebLogic 10.3.6.
  • Performance tuning of JVM heap size, garbage collections, java stack and Native thread & production performance.
  • Involved in Migration of WebLogic server 10.3.0 to WebLogic 10.3.5.
  • Responsible for the Installation, Configuration and Administration of Oracle WebLogic Application Server 9x/10x/11g/12c and configured the WebLogic domain on RHEL 6.4
  • Configured Clusters, Server groups and Cloning for improved availability and failover capacity.
  • Auto deployment of several applications using ANT build scripts, UNIX shell scripts.
  • Implemented automations tools Chef,Puppet, Splunk and cloud services AWS.
  • Created and configured Data Sources for database connectivity & JMS resources.
  • Installed JBOSS web server 1.x and configured with JBOSS EAP 5.x for load balancing.
  • Created SSL certificates for JBOSS4.x/5.x./6.x
  • Configured global security in WebLogic using LDAP authentication.
  • Perform Root Cause Analysis for the WebLogic Application Server support including analysing the thread dumps of servers, troubleshooting, and monitoring the logs.
  • Worked on EJB application with WebLogic Client and WebSphere Server on RMI/IIOP protocol.
  • Configured JDBC and JMS Queues in WebLogic 9.2/10.3, JBOSS 4.2/5.0.1 EAP.
  • Automated WAR deployment procedure in production environment running on JBOSS EAP 5.x using UNIX shell script.
  • Tuned the JVMs by analyzing the must gather information for Application Server hangs on AIX, Linux.
  • Experienced in creating Queue Connection factories, Queue/Topic destinations and other JMS resources.
  • Occasionally used Resource Analyzer/Tivoli Performance Viewer to monitor WebSphere Applications and tuned the environment accordingly like changing the JVM Heap, Connection Pool sizes.
  • Configured and setup Secure Sockets Layers (SSL) for data encryption and client authentication.
  • Involved in Performance monitoring and tuning database connection pools, thread pools, JVM Heap Size to require sizes using admin console.
  • Created and Configured MQ series objects like Queue Manager, Queue, Channels, Transmission Queues, Name lists etc., for Messaging and Queuing.
  • Experienced in upgrading Fix packs and maintenance upgrades + Support packs
  • Troubleshoot hardware and software problems, and interact with IT staff or vendors in performing complex testing, support and troubleshooting functions.

Environment: WebLogic Server 9x/10x/11g/12c, Solaris10, Apache 5.x, Oracle9i, Nagios, Site Scope, Tomcat 5.0, IBM HTTP Server, Web Services, Puppet, LDAP, ANT, Maven, UNIX, LINUX, JBOSS 5.x/6.x JDK 1.4.2, SOA, JSPs, JBOSS EAP /4.0,5.0, Remedy, EJBs and JMS.

Confidential

WebLogic Administrator

Responsibilities:

  • Performed WebLogic Server administration tasks such as installing, configuring, monitoring and performance tuning.
  • Performed J2EE application deployment and administration including JAR, WAR, and EAR files.
  • Configured, maintained, deployed and trouble shoot of WebLogic on multiple platforms, deployments, trouble shooting and maintenance for production, development, QA and training environments.
  • Installed and configured Apache HTTP Server 2.0, Tomcat 6.0, Active MQ, IIS 6 and Sun One Web Servers in various environments.
  • Responsible for Load balancing and Performance tuning for various WebLogic Instances.
  • Configured Clusters, Server groups and Cloning for improved availability and failover capacity.
  • Using BMC software for service management and performance management.
  • Created and configured Data Sources for database connectivity & JMS resources
  • Configured global security in WebLogic using LDAP authentication
  • Created domain configuration scripts to configure new domains, modify existing domains.
  • Developed UNIX & WLST scripts to perform automated deployments.
  • Created Crontab scripts for timely running jobs, performed Thread Analysis manually, performed Heap Analysis manually
  • Analyzing thread dump & heap dump for weblogic application server.
  • Involved in periodic backing up of configuration files.
  • Performed system administrator level duties such as adding/deleting users, regularly monitoring user level activity, checking system logs, monitoring system performance

Environment: JDK1.4, J2EE, Jrockit8.1, JSP, WinNT, BMC, Servlets, EJB, LDAP, JDBC, XML, Oracle9i, WebLogic Server 9.2/8.0, Ant1.5.1, HP-UX, Solaris, Apache web server, sun one web server(IPlanet), Linux.

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