SUMMARY:

• 9 years of extensive experience in the IT. Planning, Installing, Configuring, Administering, Patching, Tuning, Troubleshooting and Integrating Integrating IBM WebSphere Application Server, IBM Business Process Manager, WebSphere Portal server, WebSphere Process Server, WebSphere MQSeries, Jboss EAP, Jboss Fuse, Weblogic Application server, Apache Tomcat, Apache Http Server, IHS & SunOne WebServers, LDAP .
• Experience in deploying J2EE components (EAR/WAR/JAR) on WAS 6.x/7.x/8.x using WAS Admin Console, shell/wsadmin/JACL/Jython scripting.
• Strong experience in Administration and Maintenance of WAS Network Deployment Manager clusters (vertical, horizontal) and deployment of applications in highly available, load balanced production environments.
• Troubleshooting Production issues, Worked on resolving Application Server Hang issues and High memory and CPU issues in WebSphere Application Server 6.x/7.x/8.x.
• Good noledge of Firewall configuration and Network protocols, DNS, Network Dispatchers.
• Tuned the JVMs by analyzing the Must Gather information for Application Server Hangs on AIX, Linux and Solaris.
• Used Heap Analyzer and Thread Analyzer to tune the WebSphere JVMs.
• Experience in design & implementation of both internet, intranet applications - DMZ and non DMZ.
• Worked on APAR installation and management.
• Supported wide variety of applications in a diverse setup which included WAS 6.x/7.x/8.x, Process server 6.x/7.x, BPM v7.5/8.x and MQ 7.
• Hands on Experience in migration from Websphere Application Server V6.1 to later versions
• Experience on SSL Certificate Management.
• Highly experience in Perl, Shell, JACL and Jython scripting for administration, maintenance and troubleshooting - written scripts for all day-to-day activities - both WAS and shell.
• Experience in writing ANT scripts to create clusters, deploy applications and restart the servers.
• Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling, and Java Mail sessions.
• Highly experienced integrating WAS-ND and related software including WMQ, Sunone Web Server, IBM IHS, iPlanet Directory Server (LDAP), IDS, Wily Introscope, and Splunk.
• Hands on Experience on Jboss EAP and FUSE administration.
• Work closely wif analysts, developers, quality assurance, and production support team members to align projects and orchestrate resolutions on open issues
• Having good noledge about ITIL methodologies.
• Has the noledge and capabilities to produce and provide documentation and skills transfer to existing staff.
• Having good documentation skills and able to create and maintain the documentation of all installation and configuration processes related to the environment
• Ability to pickup new technologies, solve complex technical/runtime problems and multitask between different projects.
• Provide 24/7 On-call Production Support.

TECHNICAL SKILLS:Software:

IBM WebSphere Application Server 6.x/7.x/8.x, WebSphere portal Server 6.x/7.0, WebSphere Process Server 6.x/7.x, IBM Business Process Manager v7.x/8.x, IBM IHS 6.x/7.x/8.5.5.1, Jboss EAP 5.x,6.x, Jboss Fuse 6.x, Weblogic Application server 10.x, Apache 1.3.27, Apache Tomcat 5.x, SunONE Web Server, IDS, iplanet LDAP, Wily Introscope 5.x, 6.x, 7.x, Splunk 4.x/6.x.

Hardware/OS: Solaris 10, IBM AIX (HACMP), Linux, OS390, Windows.

Languages: C, C++, shell scripting

Databases: IBM DB2/UDB, Oracle.

Java Technologies: Servlets, JSP, J2EE, JMS, EJB (Including MDB), Struts, Swing, JDBC, JNDI, RMI.

Tools: Akamai, Tealeaf, Riverbed AppInternals, Dynatrace

PROFESSIONAL EXPERIENCE:

Site Reliability Engineer/Websphere Administrator

Confidential, GA

Responsibilities:

• Installed, Configured and administered IBM Websphere Application Server Base 7.0.8.x.
• Installed Adminagent profile and registered wif Appserver node and configured as a multi-server environment as per the Delta Airlines architecture.
• Installed EARs, WARs and configured application specific JVM settings, Web container parameters using the Admin Console and WSadmin scripts
• Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling and Web container settings.
• Worked wif performance team for Load and Stress testing of J2EE applications.
• Performed routine management of WebSphere Environment like monitoring Disk Space, CPU Utilization.
• Monitor and troubleshoot the applications using tools like SiteScope, AppInternals, and Dynatrace.
• Use performance metrics tool to troubleshoot PROD incidents to identify latency issues and other problems.
•  Work closely wif other Infrastructure, development and vendor teams such as Operations team, SOA team, DBA team, Network team, MQ team, Akamai, ITA etc. on a daily basis on different PROD issues and also to support various new requirements and stability initiatives.
• Ensure availability and performance of Delta Airlines main online application which caters to thousands of online customer’s every day.
• Dynatrace - set up and enhance synthetic performance monitoring for delta.com and mobile
• Site Scope - set up and tune monitors for delta.com and mobile apps
• Tealeaf - manage creation of events and dashboard
• Reliability and Performance Improvements and Analysis - partner wif App Teams to resolve issues dat cause the site to not perform reliably and consistently
• Support Production Releases to provide immediate support if their is any issue and to address any monitoring issues as needed
• Lead Performance Governance process for Digital IT and Business
• Kona WAF - manage and administer wif Akamai
• Work on any follow up items for any incidents and any process changes
• Pager Duty rotation to assist wif any Digital IT-related incident when Ops needs escalate
• Opened PMRs wif IBM and worked wif them closely as a part of troubleshooting efforts.

Environment: IBM WebSphere Application Server 7.x/8.x, IBM HTTP Server 7.x,8,x, Oracle, Sitescope, Dynatrace, AppInternals, Akamai, Tealeaf, Omniture. Linux.

Sr. Middleware Administrator

Confidential, CT

Responsibilities:

• Installed, configured and administered IBM WebSphere Application Server 7.0/8.x,, IBM Business Process Manager Advanced 7.x,8.5 WebSphere Process Server 7.0, Jboss EAP, Jboss FUSE on AIX/Linux platform.
• Installed latest fix packs using Installation Manager and Update Installer on WAS 7.x /8.x, BPM 8.x, WPS 7.x.
• Install and configure IBM Business Process Manager 8.5 Process Center and Process Server wif Oracle on silent mode.
• Configuring WebSphere Process Server V7 clusters wif Oracle 11g database on Linux.
• Experience in configuring and administering Process Server and Process Center environment.
• Experience in Deploying business applications to offline and online Process Server environment and managing process servers.
• Implemented SSL between the Process Center and Process Server environments.
• Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling and Web container settings.
• Configured Enterprise Service Bus, Service Integration Bus and connected applications to it.
• Installed EARs, WARs and configured application specific JVM settings, Web container parameters using the Admin Console and WSadmin scripts.
• Worked wif performance team for Load and Stress testing of J2EE applications.
• Performed routine management of WebSphere Environment like monitoring Disk Space, CPU Utilization.
• Monitor and troubleshoot the applications using tools like ITCAM, Splunk, SiteScope, and wily Introscope.
• Performance tuning by configuring caching, queuing, pooling, JVM parameters and Problem determination using TPV and Wily Introscope dashboards.
• Configured and setup Secure Sockets Layers (SSL) for data encryption and client autantication
• Used WebSphere Application Server key management utility (iKeyman), for managing keys and certificates
• Monitored for Application core dumps, or forced thread dumps to check for system objects using thread analyzer
• Problem determination using error logs and by running user traces and service traces.

Environment: IBM WebSphere Application Server 7.x/8.x, WebSphere Process Server 7.x/6.x, WebSphere Enterprise Service Bus 7.x, IBM Business Process Management BPM 7.x/8.x, Weblogic Application Server 10.x, Jboss EAP 5.x, 6.x, Jboss Fuse 6.x, Wily Introscope 8.x/9.x,IBM DB2, Oracle 9.x/10.x/11.x, AIX 6.1,Oracle11g/10g/9i, Windows 2008/03.

Websphere Support Professional

Confidential

Responsibilities:

• As a member of PMR L1 support for APAC region involved in supporting Asia-Pacific clients includes 6 countries.
• Responsible for troubleshooting of all types of issues like Installation, configuration, security, Deployments, Java cores and heap dump analysis
• Got involved in fixing the customer issues as per the data provided by them.
• Experience on analyzing javacore and Heap dumps using IBM tools.
• Responsible for guiding the customer to enable the specific traces to resolve the issues.
• Guiding to the customers for any new implementation in their environment.
• Got a chance to learn multiple IBM technologies include WPS, IBM BPM.
• Having experience on basic troubleshooting for DB2 database
• Responsible for resolving the PMR’s raised by the customer according to the SLA.
• Responsible to work wif L2 and L3 teams to provide support to the customer to get any Ifixes or fixpacks exclusively for the customer issues.
• Knowledge on Various IBM problem determination tools like Memory Analyzer, GC Analyzer..
• Knowledge on Analysis of WAS Trace data on different components like IHS, Plug-in, Sync issues, AdminConsole, J2c, etc.
• Good Knowledge on Installation Manager, Websphere Customization Toolbox.
• Good Knowledge on analyzing the Collector output data.
• Providing on call support 24/7 on rotational basis

Environment: WebSphere AIM Products, IBM DB2

Websphere Administrator 

Confidential

Responsibilities:

• Installed, configured and administered IBM WebSphere Application Server 6.x,7,0 on AIX/Linux platform
• Installed IHS created DMGR, Application server profiles.
• Configured and administered JDBC Connection Pools/Data Sources on WebSphere Application Server.
• Generated http plug-in config and moved it the web servers
• Updated applications by presenting the portion of application code to the system dat actually changed wifout stopping the applications
• Worked on tuning the JVM parameters as per the application requirements.
• Configured WebSphere wif Dynatrace for high volume applications.
• Used Performance Monitoring Infrastructure (PMI) to monitor the overall health of WebSphere Application Server
• Configured Enterprise Service Bus, Service Integration Bus and connected applications to it.
• Used Tivoli Performance Monitoring tool to monitor application resources (Enterprise Beans, Servlets) and WAS runtime resources (JVM memory, application server thread pools, database connection pool).
• Troubleshooting on issues such as out of memory, memory leaks, hung sessions and session replication.
• Troubleshooting on issues such as federation of nodes and synchronization of nodes wif Websphere Application Server NDM.
• Configured WebSphere MQ queue destinations, MQ queue Connection factories and message listeners for the jvm’s.

Environment: IBM Websphere Application server5.x,6.x,7.0 Solaris9/10, AIX5.2, IHS2.x,6.x,7.x Sun one directory server.

Websphere Administrator 

Confidential

Responsibilities:

• Understanding the environment.
• Installed and configured WebSphere Application Server 6.x and IHS 6.x for development and production environments.
• Installation, Configuring, and troubleshooting the IBM WebSphere Application Server and Installation of fix packs/cumulative fix packs and Refresh packs.
• Worked closely wif developers to define and configured application Servers, Virtual Hosts, Web Applications
• Implemented Horizontal and Vertical Clustering, Performance tuning and trouble shooting of IBM WebSphere Application Server 6.x.
• Achieved Work Load Management by creating Clusters in WAS 6.x.
• Installed EARs, WARs and configured application specific JVM settings, Web container parameters using the Admin Console
• Enabled security for the Admin Console and application components.
• Trouble shooting various problems in different stages of development using logs files
• Implementing the SSL using IKEYMAN utility.
• Provided on call 24x7 supports by shift rotation basis

Environment: IBM Websphere Application server 6.x, AIX5.2, IHS 6.x.

Java Developer

Confidential

Responsibilities:

• Design and Effective coding compliance wif the java coding standards.
• Analyzing the code fragments. Coding the UI using JSP