SUMMARY:

• 9+ years of complete experience in IT, 8+ years of through knowledge of Manage and support of Various Middleware Servers WebSphere, JBoss/Wildfly, Tomcat, Oracle WebLogic
• Design, build, maintain, monitor and troubleshoot the Middleware Application and Web Servers.
• Deliver Incident management, configuration management.
• Manage and configure Security including SSL/TLS and LDAP/SSO user repository.
• Work closely with application development team to operate business critical systems
• Monitor and tune Application performance on WebSphere, IHS and other Middleware Based Products
• Work with product Vendors & Partners for support escalations and issue management
• Installation, configuration and maintenance of Middleware Application Server and Applications on multiple OS platforms.
• Expert Knowledge of WebSphere JDBC integration with DB2.
• Expert knowledge on configuring scalable servers, server fail overs and high availability environment.
• Experience with Hardware load balancer like F5.
• Expert knowledge on IBM HTTP Server Plugin, Apache mod jk, mod proxy configuration.
• Working Knowledge with code configuration management tools like GIT, Chef, Saltstack, Jenkins.
• Experience with Python/Powershell scripting

TECHNICAL SKILLS:

Operating Systems: UNIX (AIX/HP), Linux 5/6.0/7.0, Windows 7/2008/2012 server

Application Servers: Web Sphere 6.x/7.x/8.x, Portal/Process Server 6.x/7.x, Jboss AS/EAP 6.x/7.x,WILDFLY, Weblogic 8.x/9.x, 11g/12c Fusion Middleware, Tomcat 6.x/7.x, Sharepoint Server 2010/2013

Monitoring Tools: Tivoli Performance Viewer, Wily, App Dynamics, Optier

Databases: DB2, Oracle, SQL Server

Languages/Scripting: JavaScript, HTML, JAVA, C#, Python, Powershell, Chef, Jenkins, GIT

Web Servers: Apache V2.0.47, IBM HTTP Server V6.x/7.x/8x, Sunone Iplanet, IIS 6.x/7.x/8.x

ESM/LDAP: OpenLDAP, CA SiteMinder, Active Directory

PROFESSIONAL EXPERIENCE:

Confidential, Sugarland, TX

System Engineer

Responsibilities:

• As part of Middleware Integration team supporting the Build, production and non - production environments 24*7.
• Responsible in resolving the IR by setting up Bridge calls for Production issues and Investigate in all aspects of the event until it get resolved or to escalate if necessary.
• Applying Change Requests.
• Tuning the applications by monitoring the JVM memory usage, garbage collection, thread usage, response times etc.
• Build Middleware Application and Involved in Installing Upgrade Fix Packs and Migrating to latest versions
• Analyzing JVM logs, Log file configuration and diagnosing Application Server problems.
• Configuring JDBC, Data source / connection pool.
• Installing EARs, WARs and configure application specific JVM settings.
• Troubleshooting Thread dumps and Heap dumps.
• Worked with continuous integration/continuous delivery using tools such as Jenkins, Git. Created workflows in Jenkins and worked on CI-CD model setup using Jenkins.
• Good working experience on DevOps tools such as Chef, Jenkins, GIT
• Open PMRs with IBM, Openlogic and work with them closely as a part of troubleshooting efforts.
• Work closely with Database administrators to resolve database and JDBC related issues.

Environment: Websphere 6.x/7.x/8.x, Jboss 6.x/7.x/WILDFLY, Tomcat 6.x/7.x, Oracle 11g, Apache 2.x, IHS, Optier, App Dynamics, CA Siteminder, Python, Powershell, Jenkins, GIT, Chef, SaltStack, Splunk

Confidential, Herndon, VA

Middleware Engineer

Responsibilities:

• Understanding the architecture of application.
• Daily build deployment and configuring workspace on multiple platforms.
• Installation/Configuration/Maintenance of WAS/JBoss
• Secured the application server.
• Deployed web and enterprise applications on application server
• Configured connection pools
• Involved in problem determination using application and error logs.
• Monitored applications for high availability.
• Performance tuning for webserver and App servers based on user capacity.
• Hands on experience in analyzing Heap dump, Thread dump and Java cores.
• Configured Apache for Jboss servers

Environment: Jboss 6.x/7.x AS/EAP, VMWare client, Websphere 7.x, Apache 2.x, IHS, Oracle 9/10g, Linux 5.3, Windows 2008, Java 1.4/1.5, PL/SQL, Splunk, Jenkins, CA Siteminder

Confidential

Middleware Consultant

Responsibilities:

• Installed and configured IBM Http Server, WebSphere Application Server Network Deployment (ND), 6.x/7.x/8.x
• Installed the Refresh Packs and cumulative fixes to WebSphere ND V6.0/7.0 environment, for WebSphere, plugins and IHS.
• Involved in deploying the applications both from the command line using Wsadmin commands and from the admin console.
• Installed and configured WebSphere Portal Server 6.x/7.x
• Installed, configured and administered the JDBC, JNDI in WebLogic Servers.
• Created the Clustering Topology in WebSphere Application Server to achieve Work Load Management (WLM), High availability, Load Balancing and Hardware fail over.
• Configured Web server plug-in to directing dynamic requests to application servers for load balance in clustered environment.
• Installed EARs, WARs and configured application specific JVM settings, Web container parameters using the Admin Console and WSADMIN.
• Used Tivoli Performance Viewer to monitor WebSphere Applications and tuned the environment accordingly like changing the JVM Heap, and Connection Pool sizes.
• Configured WebSphere resources like JDBC providers, JDBC data sources, Virtual Hosts, Global Security and SSL.
• Involved with the SSL Certificates missing issues and installed certificates from the backup.
• Involved in Stopping/Starting & Monitoring the logs for Application Server Instances.
• Involved in issues like Application not responding. Application Deployment Errors, Wrong Database host name, Server Hung due to out of memory or thread hanging, Owner ship issue.
• Created, updated and reviewed PMRs and worked closely with the IBM PMR team and application teams for the resolution of the issues.
• Provided 24x7 support for any issues or impact caused by the New Changes.

Environment: WebSphere Application Server 6.0/6.1/7.x/8.x, Portal 6.x,7.x, MQ 6.x/7.x, BEA/Oracle Weblogic 9/11g, Apache 2.0.4, IHS 6.1/7.x/8.x, Tivoli Access Manager, UML, XML, SQL, IBM AIX 5.3, Windows XP/7, RedHat Linux, TCP/IP, CA Siteminder,Wily

Confidential

IT Administrator

Responsibilities:

• Responsible for maintenance of the WebSphere Application Servers and Web Servers on different AIX platforms and setting up the development, testing and staging environments for the ongoing application development.
• Installed, Configured and Administered IBM HTTP Web Servers, Apache V2.0 and IPlanet web servers.
• Tomcat server administration.
• Administered connection pools and data sources.
• Involved in problem determination using application and error logs.
• Monitored applications for high availability. Configured SSL for communication between Plug-in and Application server.
• Implemented horizontal and vertical scaling of WebSphere Application Server (WAS) Advanced Edition in a workload-managed cluster.
• Deployment and troubleshooting of JAR, WAR, and EAR files in clustered environment.
• Enabled SSL and was responsible for installing the certificates and configuring them in the IBM Http Server
• Configured and setup Secure Sockets Layers (SSL) for data encryption and client authentication.
• Installation of Fix Packs, cumulative fixes and interim fixes to overcome the WebSphere application servers problems, based on the recommendation of IBM.

Environment: WebSphere Application Server 6.X, Tomcat 4.x/5.x, IBM HTTP Server 2.0, VMWare client, Apache 2.0, Oracle 9/10g, Linux 5.3, Windows 2003, Java 1.4/1.5, Hibernate, Spring, PL/SQL

Confidential

Helpdesk & Quality Analyst

Key Responsibilities:

• Responding to overseas calls from Data Centre (Clients) and escalating the same to the concerned person
• Responding to Clients E-Mail and forwarding the wrongly addressed e-mails of clients to the proper destination.
• Co-ordinated work between TCS and Clients.
• Preparing Status Report of for all the projects under AIG- Claims on a basis of Daily, Weekly and Monthly and send the same to the clients. Preparing Project plan and Profile for New / Existing Projects & project Management reviews.
• Preparing Quality Reports and Metrics including the slippage. Co-ordinating with QA.
• Extracting the Reports of the Systems that is having the “Share Access” and removing the same and pinging to find the response of various IP’s.
• Consolidation of open and closing of tickets peregrine reports .