Experience Summary:

• Over Eight years of extensive experience as Websphere Administrator/Middleware Engineer
• Strong experience in architecting, providing guidance and implementation of Service Oriented Architecture, Web Services, Enterprise Service Bus, Event Driven Architecture and SOA Governance and Management
• Configure and maintain servers and processes across multiple environments, including monitoring of system health and performance, automating regular processes, scheduling upgrades, and assisting with delivery issues.
• Develop UNIX shell scripts / utilities to automate repetitive tasks deployments, back-ups, failovers, etc.
• Primary point of contact for any environment/build related issues
• Implement patches, updates, and fixes as necessary following established Change Management processes
• Install, configure, and administer servers, including multiple server instances, standalone, clusters, connection pools, plug-ins, and JDBC drivers on various platforms like UNIX and Windows.
• Utilized working knowledge of J2EE and Java development to troubleshoot technical issues error messages, software bugs, availability, etc.
• Creation of Builds for System Integrated, Load and pre-Production Environments
• Involved in complete infrastructure setup and configuration of SiteMinder Access Management and adding the LDAP certificates
• Performance Tune WAS/Weblogic by configuring caching, queuing, pooling, JVM parameters
• Familiarity with software development lifecycles and programming practices
• Independently analyze and resolve production issues
• Develop Workload Management/ Scalability / High-Availability strategies clusters, load balancing, session state management, etc.
• Managed the security of application by using different processes
• Proven ability in planning, organizing and scheduling work as per the goals of the project
• Well-versed in various development Methodologies including Agile
• Mentoring junior staff and providing technical leadership to large-scale projects
• Monitoring various metrics of the application server environment
• Participate effectively in execution of projects to support development, integration, production, and infrastructure deliverables
• Experienced in SQL, PL/SQL to program stored procedures, functions and database triggers, cursors to enforce complex integrity constraints and for auditing purposes
• Excellent analysis and interpersonal skills, analytical skills, and an innovative problem solver, and adaptability to adjust in changing environments and priorities

Key Skills: Middleware: IBM WebSphere Application Server 8.5/8.0/7.0/6.1, Weblogic 8/9, Portal 6.1/5.1, WebSphere Commerce7.0/6.0, WebSphere MQ 6, 7, Tibco BW/EMS, JBoss, Tomcat, SiteMinder Hardware / OS: UNIX, IBM AIX, Red Hat Linux, Windows 2000/XP/Server 2003/2008, Solaris 10 Monitoring Tools: New Relic, Splunk, Tivoli Performance Viewer, WILY Introscope, PCB Patrol,

Database: Oracle 10g/9i/8i/7.x, DB2 UDB 7.x/6.x, Protocols: TCP/IP, DNS, HTTP 1.1, LDAP, RMI/IIOP, SOAP, WSDL Web Technologies: HTML, JavaScript, JSP, XML, XSL and DTD Web Servers: IBM HTTP, IIS, iPlanet Others: Connections 3.0.1, Citrix, VMWare, Microsoft Office, Microsoft Visio, Microsoft Project, Remedy, JIRA, Active Directory, TCP and IP, Java/J2EE Tech XML, J2EE 1.2/1.3, JDBC, Servlets, JSP, RMI, EJB, JNDI, JMS, SOAP

Professional Experience:

Confidential

Systems Reliability/Availability Specialist

Responsibilities:

• Configuration and Administration of various environments for applications, Healthcare.gov Marketplace and User Policy Signup for individuals and groups, interacting with various other applications like Confidential,.
• Coordination between Application Support Team Team supporting the application , Testing team, Release Management, Compliance Team, Infrastructure Team, Capacity Management Team, Architecture Board, License Management for streamlined successful application release in Production Live environment.
• Involved in architecting core-groups in the environment their by logically separating related application JVMs into single core group to enhance performance
• Monitored performance of the whole IT Infrastructure such as Applications, JVMs, Gluster File System, Web Servers, Batch Servers, Database, etc, using tools like New Relic Splunk.
• Analyze, correct and prevent data errors and inconsistencies.
• Involved in troubleshooting errors, root cause analysis and fine tuning for optimum performance
• Created and managed data source and database connection pools.

Confidential

Middleware Administrator

Responsibilities:

• Maintenance of high availability environment for Confidential websites
• Configuration and Administration of IBM WebSphere Application Server 7.0, and WebSphere Commerce 7.0 on Linux platform.
• Administration of open source application servers JBoss and Tomcat
• 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.
• Configured Clusters and Instances for improved availability and failover capability.
• Monitored Applications and WAS performance through Tivoli Performance Viewer and tuned the system caching, queuing, JVM parameters, DB Connection Pooling.
• Actively participated and lead production deployments and issues handling
• Effective coordination on issues related to Solution development and integration
• Develop UNIX shell scripts to automate repetitive tasks deployments, back-ups, etc.
• Escalation of critical issues that have direct bearing on Project Milestones and Technology impact as a lead
• Proven ability in organizing and scheduling work as per the goals of the project

Confidential

Websphere Portal Connections Administrator

Responsibilities:

• Installed new setup for WAS, implemented clustering also upgraded it from 6.5.1 to 8.5
• Trouble shooting errors for both Application JVM also analyzed heap/core plus error logs and configured tuned JVM for optimum performance.
• Involved in complete infrastructure setup and configuration which included WebSphere ND 8.5, SiteMinder
• Analyzed and proposed changes in IT infrastructure and architecture for optimal performance
• Proven ability in planning, organizing and scheduling work as per the goals of the project
• Escalation of critical issues that have direct bearing on Project Milestones and Technology impact as a lead
• Effective coordination on issues related to Solution development and integration
• Used Wily Introscope to monitor performance and tuning of Application Server, Portal Server, Web Container, EJB Container and database connection pool
• Performed Application Support and Coordination between Development Team, Testing team, Release Management Team responsible for releasing application in Production Environment , and License Management for streamlined successful application release in Production Live environment.
• Configured Clusters and Instances for improved availability and failover capability
• Enabling security using LTPA and LDAP for admin console and application components
• Created IBM Problem Management Records PMR to report WebSphere Application Server problems. Analyzed log files to solve problems using debugging tools like Log Analyzer, First Failure Data Capture Tool and Collector Tool.
• Responsible for deploying .ear and .war files on Application Server and Portal Server from Admin console and by running scripts

Confidential

WebSphere Administrator

Responsibilities:

• Installation, Configuration and Administration of IBM WebSphere Application Server 5.1/6.0.x, and WebSphere Portal Server 5.1.0.4 on Linux platform
• Trouble shooting errors both Application JVM also analyzed heap/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, EJB Container and database connection pool.
• Involved in complete infrastructure setup and configuration of SiteMinder Access Management
• Coordination between Application Support Team Team supporting the application , Testing team, Release Management Team responsible for releasing application in Production Environment , Compliance Team, Infrastructure Team, Capacity Management Team, Architecture Board, License Management for streamlined successful application release in Production Live environment.
• Configured Websphere Transformation to convert data to facilitate efficient communication within different modules or systems
• Responsible for deploying enterprise applications from Admin console and enabling security using LTPA and LDAP for admin console and application components on AIX.
• Configured Clusters and Instances for improved availability and failover capability
• Extensively used the Thread Analyzer to detect and analyze application problems
• Analyzing the scalability of applications with the help of tools like IBM Tivoli Site Analyzer
• Monitored Applications and WAS performance through Tivoli Performance Viewer and tuned the system -- caching, queuing, JVM parameters, DB Connection Pooling.
• Regularly attended meetings on behalf of Middleware Team co-ordinate with different teams for task accomplishment.
• Created IBM Problem Management Records PMR to report WebSphere Application Server problems. Analyzed log files to solve problems using debugging tools like Log Analyzer, First Failure Data Capture Tool and Collector Tool.
• Involved in architecting core-groups in the environment their by logically separating related application JVM into single core group to enhance performance.

Confidential

WebSphere Application Server and Portal Administrator

Responsibilities:

• Installation, Configuration and Administration of IBM WebSphere Application Server 6.1 on Solaris 10.
• Involved in complete infrastructure setup and configuration which included WebSphere ND 6.1, SiteMinder 6.0
• Trouble shooting errors both Application JVM also analyzed heap/core plus error logs -- configured tuned JVM for optimum performance.
• Involved providing support to wide variety of applications in a diverse setup which included WAS 6.1/7.0, Portal 6.1 MQ 5, Documented on Solaris platform.
• Installed new setup for Portal, implemented clustering also upgraded it from 5.1.0.1 to 5.1.0.3 later to 6.1.
• Streamlining SOA governance processes and customization of WSRR profile to match Kaiser services lifecycle and business models
• Configure Tivoli ITCAM monitoring for ESB Infrastructure and setting up performance reports, thresholds for alerts, and monitoring
• Configured and developed WebSphere Commerce 6.0/7.0 exception handling and logging and trouble shoot issues and performance tuning
• Used ANT script to automate the build and deploy process.
• Responsible for deploying enterprise applications from Admin console and enabling security using LTPA and LDAP for admin console and application components on AIX.
• Configured Clusters and Instances for improved availability and failover capability
• Extensively used the Thread Analyzer to detect and analyze application problems
• Analyzing the scalability of applications with the help of tools like IBM Tivoli Site Analyzer
• Adding the LDAP certificates through ikeyman
• Updating with the Latest Fix-packs.
• Regularly attended meetings on behalf of Middleware Team co-ordinate with different teams for task accomplishment.
• Performed 24/7 on-call support on rotation mentored new-comers during team expansion.

Confidential

UNIX/JBoss Administrator

Responsibilities:

• Code Version Management through VSS
• Development of Unix shell Scripts and Pl/SQL procedures
• Creation And Maintain Domains Dev-ST-SIT-UAT
• MasterCraft configuration and Environment creation
• Movement of Code/Executables from one environment to another
• Troubleshoot-Logging Domain Side defects and analyze the causes
• Monitored Applications and Weblogic performance through Tivoli Performance Viewer and tuned the system caching, queuing, JVM parameters, DB Connection Pooling
• Configured Clusters and Instances for improved availability and failover capability
• JBoss Administration and trouble shooting
• Provide 24x7 on-call support on rotational basis.