PROFESSIONAL EXPERIENCE:

• Over 6+ years of IT experience in the area of Web Middleware Infrastructure design, implementation, monitoring and support.
• Experience in Middleware Administration using IBM WebSphere Application Server 6.x/7.0/8.0/8.5.5, WebSphere Portal Server 7.0/8.0/8.5, IBM HTTP Server 6.x/7.0/8.0/8.5.5, WebSphere MQ 5.3/6.0, TSRM Administrator, IBM Tivoli Service Request Manager 7.1/7.2/7.5 and setting up the Development, Test and Production environments on various platforms like LINUX, AIX, Solaris and Windows.
• Extensive experience in Installing, Configuring, Administering and Troubleshooting of WebSphere, Web Servers on different flavors of Linux, UNIX and Windows.
• Highly experienced in Installing, Configuring and Administering TSRM for the Enterprise service providers.
• Have given extensive Production Support on the WAS, TSRM Products and Ldap in various operating systems like AIX, UNIX, Linux and Windows.
• Experience in design, development and implementation of Maximo 7.1/7.2/7.5 including CCMDB solutions.
• Lead and mentored the team members on execution various tasks via a Graphical User Interface (GUI) such as add, disable and update user groups; add, disable, update security groups; add, disable, update new accounts and modifying the Bulletin Board entries.
• Experience in setting up, configuring and implementing various authorization and authentication including LDAP and map the users and groups.
• Involved in the upgrade projects and applying fix packs in various applications such as TSRM, Epic, and WebSphere Portal.
• Experience in migration of existing applications from versions older to new versions and update the fix packs.
• Experience in configuring resources including JDBC providers, Data Source, Connection pooling and defining Virtual Host, and JMS resources including Connection Factories, Queue Connection Factories and Queues.
• Extensively used monitoring tools including Tivoli performance viewer, Wily, Heap and Thread analyzers for root cause analysis of memory leaks, garbage collection.
• Experience in generating Heap dumps, Core dumps and analyze the problem using Thread and Heap analyzers and tuning the parameters including JVM heap, Connection pool sizes.
• Well versed with all data center functions (production operations, change control, DR/Business recovery and systems management).
• Experienced in enterprise asset and work management processes.
• Used IBMAnalyzer tools to monitor J2EE Applications and tuned the environment accordingly like changing the JVM Heap, Connection Pool sizes and end - user transactions.
• Generated Self Signed Certificates/personal certificates and installed CA signed SSL certificates.
• Enabled the Global Security/SSL to the AppServers/Webservers for establishing the secure connection to the internal & external users using LDAP.
• Installed WebSphere updates including fix packs and interim fixes for application servers, webservers and MQ servers.
• Worked with Portal GUI for deploying portlet applications, creating pages, adding portlets to page and access control list.
• Involved in customizing portal applications and administering users, pages, and portlets.
• Involved in implementing the Solar Winds alert system on all the applications.
• Involved in Disaster recovery process of web and application servers.
• Configured enterprise applications and corrected performance problems by monitoring server availability and resource utilization analysis.
• Responsible for SecurityAdministration including configuration of security roles, group creation, new user setup, Activedirectory modifications and troubleshooting failed LDAP synchronizations.
• Created, updated and reviewed PMRs and worked closely with the IBM PMR team and application teams for the resolution of the issues.
• Managed multiple high profiles, complex projects and implemented with minimal disruption to end-users.
• Excellent organizational and communicational skills.
• Excellent problem solving skills, detail-oriented, ability to take ownership of the work assigned and deliver the results in timely, reliably and correctly.
• Experienced in application support/user halp desks and resolving the customer problem cases according to SLA requirements.
• Coordinated with domain experts from different teams to resolve the critical issues on production environment.
• A Self-motivated and quick learner who is willing to adapt to new challenges, technologies, applications and skills.
• 24x7on-site operations support for different environments in the project. On-call support (24x7), Monitoring and maintaining multiple applications.

TECHNICAL SKILLS:

Operating Systems: AIX, UNIX, Red Hat, Windows Server 2003/08

Databases: SQL Server 2008, Oracle, DB2 and MySQL

Web Servers: Apache, Tomcat, IBM HTTP Server 6.x/7.0/8.0/8.5.

EAI Products: Tivoli service Request Manager 7.1/7.2/7.5, Maximo Asset management

Networking Protocols: TCP/IP, HTTP/HTTPS, FTP, SFTP, Telnet, SSH, SSL, Putty

Monitoring Tools: Tivoli Performance viewer, Wily, Foglight

PROFESSIONAL EXPERIENCE:

Confidential, Indianapolis, IN

WebSphere Administrator

Responsibilities:

• Installing and configuring the WebSphere Application Server, WebSphere Portal Server, IBM HTTP Server in various versions based on the compatibility of the required application for development, test and production environments on UNIX, AIX and Windows platforms.
• Creating the profiles and federated to the Deployment manger within the Cell in WebSphere. Configuring the remote local Plug-in for application servers.
• Implemented Horizontal and Vertical Clustering, Performance tuning and trouble shooting of IBM WebSphere Application Server on various versions based on the application.
• Work with developers and other required team members to define and configured application Servers, Virtual Hosts, Web Applications, JDBC drivers, Data Sources, JMS resources as well as deployment of EARs across multiple instances of Application Servers.
• Installing the EAR, WAR files and configured application specific JVM settings, Web container parameters, necessary IBM recommended tuning using the Admin Console.
• Performing the load test in timely manner for tuning the parameters in order to obtain better system performance.
• Managed large, complex environments with hundreds of servers across multiple datacenters on multipleplaces.
• Coordinated with other teams to support network hardware such as firewalls, load balancers and switches and storage hardware such as SAN, DAS and NAS systems.
• Administered VMware virtual machines, hypervisors and clusters with support from virtualization engineers.
• Deployed and administered Microsoft SQL Server in standalone and clustered environments.
• Developed and implemented procedures for operational processes including deployment, upgrade, migration and maintenance.
• Running the monthly patches for the applications and monitors the systems.
• Tracks the space, memory, CPU usage and monitors the stats in timely manner.
• Resolving the tickets reported by the customers via TSRM ticketing system within the specified SLA.
• Troubleshooting the applications using Wily Introscope, Performance viewer and tuning the system caching, queuing, JVM parameters, thread pools, DB connection pooling.

Environment: IBM WebSphere Application Server 6.x/7.x/8.x, WebSphere Portal server 7.0/8.0/8.5, IBM HTTP Server v6.1/7.0/8.0/8.5, IBM Tivoli service Request Manager, Maximo Asset Management, Apache 2.0, AIX, Linux, Sun Solaris v9/10, Windows 2003/2008 Server, Oracle v9i/10g, JACL, Jython, & Shell Script, Heap and Thread Analyzers, Introscope Wily, ikeyman, LDAP.

Confidential, Rockville, MD

WebSphere Administrator

Responsibilities:

• Installed and configured WebSphere Application Server 6.1/7.0/8.5, HTTP Server 6.1/7.0, Apache 2.0.52 for development, test and production environments on UNIX and Windows platforms.
• Created profiles and federated to the Deployment manger within the Cell in WebSphere.
• Installed HTTP Server 6.1/7.0 and configured remote local & Plug-in for application servers.
• Worked with developers to define and configured application Servers, Virtual Hosts, Web Applications, JDBC drivers, Data Sources, JMS resources as well as deployment of EARs across multiple Clusters of Application Servers.
• Involved in Work Load Management by creating Horizontal and Vertical Clusters in WebSphere application server 6.1/7.0.
• Installed WebSphere MQ 6.0 and configured WebSphere MQ objects including Queue Managers, Listeners, Channels and Queues (local, remote and alias).
• Integrated WebSphere applications with MQ series using WebSphere JMS.
• Implemented Horizontal and Vertical Clustering, Performance tuning and trouble shooting of IBM WebSphere Application Server 6.1/7.0
• Installed EAR, WAR files and configured application specific JVM settings, Web container parameters using the Admin Console and WSADMIN scripts.
• Used IBM Analyzer tools to monitor J2EE Applications and tuned the environment accordingly like changing the JVM Heap, Connection Pool sizes and end-user transactions.
• Generated Self Signed Certificates/personal certificates and installed CA signed SSL certificates.
• Enabled the Global Security/SSL to the AppServers/WebServers for establishing the secure connection to the internal & external users using LDAP.
• Installed and configured the Introscope Wily for monitoring the health of the applications.
• Installed WebSphere updates including fixpacks and interim fixes for application servers, webservers and MQ servers.
• Used JACL scripts and shell scripts to automate the deployments and configuration of WebSphere.
• Involved in Disaster recovery process of web and application servers.
• Migrated existing applications from versions 6.1 to 7.1 using WASPreupgrade and WASPostupgrade tools.
• Involved in troubleshooting Several Application Issues & Worked with IBM on PMR’s as required
• Provided on call 24x7 supports by shift rotation basis.

Environment: WebSphere Application Server v6.1/7.0/8.5, WebSphere Proxy Server v7.0, WebSphere MQ v6.0, IBM HTTP Server v6.1/7.0, Apache 2.0, AIX 5.3,Sun Solaris v9/10, Windows 2008 Server, SiteMinder, Oracle v9i/10g, Jacl, Jython, & Shell Script, Heap and Thread Analyzers, Introscope Wily, LDAP and BMC Patrol.

Confidential, Atlanta, GA

WebSphere Administrator

Responsibilities:

• Installed, Configured, Administered and Supported WebSphere Application Servers 6.0/6.1, JBoss 4.0, Tomcat on Solaris, AIX and Windows 2003 Server environment.
• Installed HTTP Server 6.0/6.1 and configured remote Plug-in for application servers.
• Built the WebSphere MQ 5.3 and configured Data Sources and MQ objects including Queue Managers, Queues, channels, and listeners.
• Used Tivoli performance viewer monitor WebSphere/J2EE Applications and tuned the environment accordingly like changing the JVM Heap, Connection Pool sizes.
• Debugging of the application problems while developing the application. Involved in migrating existing applications from WebSphere 6.0 to 6.1.
• Installed third party SSL certificates and enabled the Global security for Admin console and applications.
• Created Enterprise Bus, MQ link adapter on the WAS and connected to the MQ server.
• Enabled Global security for the Admin Console and application components.
• Involved in configuring the WebSphere load balancing utilizing WebSphere Workload Management (WLM) including horizontal scaling and vertical scaling.
• Involved in trouble shooting and Performance tuning using Tivoli Performance Viewer and log analyzer.
• Applying software maintenance, updated the interim fixes and cumulative fixes and keeping the system software releases current.
• Supported WebSphere Application Server clustering, load balance and failover.
• Configured the web server interfaces, session management, virtual hosts and transports. Used Jython and Wsadmin scripts to automate the deployments and configuration.
• Evaluating security control on new and existing UNIX servers to access compliance to policies and standards.
• Debugged WebSphere Application Server connection pooling and connection manager with Oracle.
• Created user roles and groups for securing the resources using LDAP system authentication.
• Troubleshoot hardware and software problems, on-call support and interact with IT staff in performing complex testing, support and troubleshooting functions.

Environment: IBM WebSphere Application Server 6.0/6.1, JBoss 4.0, Tomcat, IBM HTTP Server 6.0/6.1, IIS 6.0, IBM MQ Series 5.3, AIX 5.3, Sun Solaris 8, Windows 2003 Server, VMware, LDAP, DB 8.2, Oracle 9i, Jacl, Jython, Tivoli, Wsadmin, Heap and Log Analyzer.

Confidential, Des Moines, IA

WebSphere/System Administrator

Responsibilities:

• Installed and configured IBM WebSphere Application Server 5.1/6.0 and WebSphere Portal Server on Windows and UNIX environment.
• Installed HTTP Server 2.0.47/6.0 and configured Plug-in for application servers. Configuring WebSphere server as per the project requirements (JDBC Driver creation, DataSource, Virtual Host)
• Installed EAR and WAR files and configured application specific JVM settings, Web container parameters using the Admin Console and WSADMIN scripts.
• Involved in migration of the previous versions to latest versions and applied future packs.
• Involved in configuring the Web Directory access protocols like LDAP for different levels of access including administrator, deployer and configurator.
• Install Renewed and New SSL certificates on Web Servers using IKEYMAN utility.
• Updated fixpacks and interim patches on existing application and WebServers.
• Troubleshooting connectivity/networking issues, plug-in issues and SiteMinder agent issues.
• Used Tivoli Performance Viewer for performance monitoring and WebSphere Log Analyzer for troubleshooting.
• Managed large, complex environments with hundreds of servers across multiple datacenters on multiple continents.
• Coordinated with other teams to support network hardware such as firewalls, load balancers and switches and storage hardware such as SAN, DAS and NAS systems.
• Administered VMware virtual machines, hypervisors and clusters with support from virtualization engineers.
• Deployed and administered Microsoft SQL Server in standalone and clustered environments.
• Developed and implemented procedures for operational processes including deployment, upgrade, migration and maintenance.
• Replaced default certificates and installed new SSL certificates on Web Servers and application servers.
• Used Jython and Shell scripts to automate the deployments and configuration of WebSphere.
• Used XML Config tool for backup and recovery of WebSphere Application Server configuration.
• 24X7 on-call support and troubleshooting problems related to WebSphere Application server.

Environment: IBM WebSphere Application Server 5.1/6.0, WebSphere Portal Server 5.0, IBM HTTP Server 2.0.47/6.0, Win2000 Server, SuSE Linux 9, LDAP server, UDB 8.2, Oracle 9i, XML, Jython, Shell script, Tivoli and Log analyzer.