SUMMARY

• 7 years of experience in installation, configuration, administration and architecture of WebSphere Application Server, Websphere MQ, Sun ONE Directory Server, JBOSS, CA Siteminder, Tomcat, IHS, Apache, IIS and Sun ONE Web Server.
• Experience in J2EE enterprise applications development.MVC Framework Struts, Hibernate, AJAX, EJB, JSP, Servlets, SOAP, Webservices and JMS.
• Proficient in installation, configuration, and administration of WebSphere Application Server, WebSphere MQ, IBM HTTP Server, SUN ONE Directory Server, CA Siteminder, Tomcat, and IBM HTTP Server, Apache on AIX, Solaris, Linux, and Windows.
• Highly Experienced in SSO and SAML implementations
• Good knowledge in SOA, Webservices, SOAP WSDL,WS Security and UDDI
• Involved in solution architecture of IBM Datapower XS40, XI50 WS Security, MQ, Data mgmt and data integration techniques.
• Experienced in administration of Datapower XS40 and XI50 devices
• Experience in Administration and Production Support of various systems on Sun Solaris, AIX5L, Linux (RedHat, Suse) and Windows environments.
• Highly experienced in Websphere MQ infrastructure design and implementations
• Proficient in Websphere MQ Administration
• Deployment, Software installation, maintenance,fix upgrades, general administration, troubleshooting and performance tunning of JBOSS
• Experience in administration, maintenance and application support of J2EE applications
• Excellent working knowledge of JBOSS Application Server, middleware and other JBOSS Components
• Excellent Migration skills from WAS 6.x to JBOSS 4.x
• Adept at writing wsadmin, JACL, and ANT scripts to automate various WAS administration and deployment tasks such as JVM configuration, J2EE application deployment, ear/war installation, backups, JVM export/import
• Extensive knowledge in developing PL/SQL scripts as part of J2EE application support
• Proficient in performance tuning and monitoring using various tools like JProbe, and Tivoli Performance Viewer, configuring JProbe, in order to monitor WAS
• Experienced in maintaining large number of WebSphere applications running on several AIX, SOLARIS, and Windows servers.
• Created WebSphere cells, Horizontal and Vertical clusters, and added cluster members to clusters in effort to create fault - tolerant, scalable, and highly available WebSphere environment
• Proficient in trouble shooting various applications specific or any J2EE code related issues.
• Installed fix packs, eFixes, and cumulative fixes to the existing infrastructure
• Installed and configured remote WebSphere plug-in for IBM HTTP Server. Manually updated plug-in files for IHS servers located in DMZ
• Automated FixPack/eFixes installations, daily backups, log archival, and other tasks using shell scripts
• Worked closely with IBM on problem determination, and resolution - PMRs
• Worked closely with Load testing team to identify performance bottlenecks using LoadRunner, Jprobe, and Tivoli Performance Viewer
• Performed root-cause analysis for Production outages and provided management with root-cause analysis reports.
• Configured Queue Connections Factories, Queue Definitions, and Listener Ports in order to provide connectivity to Enterprise MQ infrastructure.
• Configured DB2 Node and DB catalogs to connect to mainframe DB2 databases via DB2Connect server.
• Configured several third-party products such as Cognos ReportNet suite, on WebSphere Application Server.
• Successful implementations of Workload Management (WLM) using cloning and clustering techniques including Horizontal and Vertical Clustering for failover and backup/recovery processes.
• Expertise in supporting enterprise based distributed applications over a wide range of operating environments on a 24/7 rotation basis for high volume, secure transactions and Web services.
• Experience in setting up of Nodes, Data Sources, Virtual Hosts, configuring Servlet Engines, Session Managers including planning installation and configuration of WebSphere Application Server Trace Service.
• Well versed in creating resources, modifying properties, view runtime attributes, commit modifications and securing administrative server using Authentication, Authorization, Certificates, Credentials, Permissions, WebSphere Resources (Servlets, JSP files, HTML files).

TECHNICAL SKILLS

Programming Languages and Scripts: Java, C, C++, PL/SQL, DHTML, CSS, Java Script, Ajax, Java Swing, Servlets, JDBC, JSP, ASP, EJB, Struts, Hibernate, RMI, XML, JNDI, JMS, LDAP, XMLConfig, JACL, Jython.

Networking & Communication Protocols: TCP/IP, HTTP/HTTPS, RMI/IIOP, Putty, Pscp, Cygwin Http, Https, Ftp, Sftp, Soap, POP3 and SMTP

Database: Oracle 8.x/9.0, DB2, MS SQL Server 2000, MS Access.

Web/Application Servers: WebSphere 3.5/4.0/5.x/6.0, IBM HTTP Server, JBOSS, Sun ONE Directory Server, CA e-trust Siteminder

SOA/Security Device: IBM Datapower XS40,XI 50,WebServices

Operating Systems: IBM-AIX 4.2/4.3/5.x, Sun Solaris, Linux, Windows 2000/NT.

Development/Build Tools: WSAD, RAD, Ecilipse, IntelliJ, Jbuilder, JDeveloper, ANT

PROFESSIONAL EXPERIENCE

Confidential, SFO, CA

Sr Middleware Engineer

Responsibilities:

• Deployment, Software installation, maintenance,fix upgrades, general administration, troubleshooting and performance tunning of JBOSS 4.2 on UNIX,SOLARIS 10,LINUX 4
• Experience in administration, maintenance and application support of J2EE applications
• Good working knowledge on J2EE applications to troubleshoot the issues on deployment and the performance of JVM.
• Excellent working knowledge of JBOSS Application Server, middleware and other JBOSS Components
• Extensive working knowledge on JBOSS cluster environment.
• Highly proficient in CentralAuthenticationService (CAS) to provide single sign on mechanism using CA siteminder.
• Involved in writing PERL scripts and UNIX SHELL scripts for the Starting and Stopping of jboss instances.
• Good working knowledge on oracle WEBGATE and oracle APPGATE security servers.
• Involved in writing shell scripts to archive the logs.
• Experience in configuring jboss with APACHE webserver using mod jk.
• Responsible for setup, Installation and Administration of IBM WebSphere Application server, 5.0.2/5.1/6.0/61 and IBM HTTP Server 1.3x/2.0x
• Experience in handling the different cluster environments in JBOSS.
• Expertise in securing jboss applications using CA certificates.
• Involved solution architecture of IBMDataPower XS40, X150 WS Security, MQ Data mgmt and data integration techniques.
• Good knowledge in SOA, Webservices, SOAP WSDL,WS Security and UDDI
• Involved in solution architecture of IBM Datapower XS40, XI50 WS Security, MQ, Data mgmt and data integration techniques.
• Experienced in administration of Datapower XS40 and XI50 devices
• Maintained large number of WebSphere applications running on several AIX, SOLARIS, HPUX and Windows servers
• Automated FixPack/eFixes installations, daily backups, log archival, and other tasks using shell scripts
• Developed PL/SQL scripts as part of J2EE application support
• Adept in writing wsadmin, JACL, and ANT scripts to automate various WAS administration and deployment tasks such as JVM configuration, J2EE application deployment, ear/war installation, backups, JVM export/import
• Involved in Load balancing/Tuning/Clustering for JBOSS Application Server using mod jk
• Adept at writing wsadmin, JACL, Python and ANT Scritpts to automate various WAS administration and deployment tasks such as JVM configuration, J2EE application deployment, ear/war installation, backups, JVM export/import.
• Involved migration from WAS 6.x to JBOSS 4.x
• Involved in Load balancing/Tuning/Clustering for IBM WebSphere Application Server using Deployment Manager (Network Deployment)
• Installing and configuring Websphere Express and installing plug-in and configuring with IBM HTTP Server
• Installed and configured remote WebSphere plug-in for IBM HTTP Server. Manually updated plug-in files for IHS servers located in DMZ
• Configured Global security for WebSphere Application Server and using IBM Directory Server as LDAP user registry .
• Installed Fixpacks, eFixes, and cumulative fixes to the existing infrastructure and new environment
• Created WebSphere cells, Horizontal and Vertical clusters, and added new cluster members
• Deploying and migrating the application from DEV to TEST to QA to PROD and providing 24/7 on-call production support.
• Created JDBC Providers, Datasources, and JAAS authentication aliases in order to provide connectivity to Oracle, DB2 (mainframe and UDB), AS400 databases.
• Configured DB2 Node and DB catalogs to connect to mainframe DB2 databases via DB2Connect server.
• Configured MDB listeners and ports for specific applications using message listener service
• Worked closely with IBM on problem determination, and resolution.
• Installation and configure websphere and HTTPServer and support for third party tools like Hyperion and QC, Webfocus, ebilling.

Environment: IBM WebSphere AppServer 5.0.2/5.1/6.0/61 , IBMDataPower XS40, X150, AIX, Windows 2000, EJB, JDK, J2EE, JNDI, DB2, IBM HTTP Server, WSAD, IBM Visual Age for Java and Tomcat 5.x.

Confidential, New Jersey

Application Support Analyst

Responsibilities:

• Responsible for installation configuration and maintenance of J2EE applications on JBOSSApplication Server, HTTP Server in a multi clustered high availability environments
• Involved in Load balancing/Tuning/Clustering for JBOSS Application Server
• Involved in writing perl scripts and unix shell scripts for the Starting and Stopping of jboss instances.
• Experience in configuring jboss with apache using mod jk.
• Well experienced in troubleshooting and Performance tuning using Resource analyzer and log analyzer
• Maintained large number of WebSphere applications running on several AIX, SOLARIS, HPUX and Windows servers
• Automated FixPack/eFixes installations, daily backups, log archival, and other tasks using shell scripts
• Developed PL/SQL scripts as part of J2EE application support
• Monitoring and tuning using Tivoli Performance Viewer and Wily Introscope and tracing the transactions during Mercury Load Runner load Tests
• Extensive knowledge in developing PL/SQL scripts as part of J2EE application support
• Performed back-up procedures for system application software data files and WebSphere Config database and xml configs
• Highly involved in SSO portal implementation using Sun One Directory Server and CA Siteminder
• Migration from WebSphere 5.x to WebSphere 6.0/6.1 at enterprise level
• Migration of WebSphere MQ 5.3 to 6.0
• Involved in Creation of MQ resource objects like Queue, Listeners, Channels etc.

Environment: IBM WebSphere AppServer5.0/4.0/3.5, AIX, Windows 2000, EJB, JDK, J2EE, JNDI, DB2, IBM HTTP Server, WSAD, IBM Visual Age for Java4.0,Tomcat 5.x.

Confidential, MD

Sr. WebSphere/System Administrator

Responsibilities:

• Developed many WSCP scripts and shell scripts to automate the maintenance process of the WebSphere and recovered the backed up WebSphere configuration using XMLConfig tool.
• Automate application install, uninstall and application enhancements through Shell scripts and WSCP scripts.
• Experienced in Installing and Configuration of Application server Websphere 4.0/5.0
• Experience in Installing and Configuration of Websphere servers like IBM Http server and Tomcat.
• Install, configure and maintain Internet, Intranet, Application and Database Servers like WebSphere, HTTP Server, DB2 on diverse UNIX flavors that includes AIX and Windows Platforms (NT/2000) in a multi clustered high availability environments.
• Developed UNIX shell scripts, JACL scripts to automate the WebSphere Administration (recycling the application server, deploying customer applications, logs rotation, monitor applications state, etc).
• Package, build, Integrate and deploy enterprise J2EE applications on WebSphere 4.0/5.0 that involves EAR (Enterprise Archives) and WAR (Web Archives).
• Involved in trouble shooting and performance tuning using Resource Analyzer and Log Analyzer.
• Managed the security and performance optimizations for EJB containers and web applications in IBM WebSphere, IBM HTTP Server and Apache web server.
• Ensure application dependencies are integrated on system level components such as database, Data Source Name (DSN), and Application Server connection pooling (DB2) including identification and documentation.
• Installed and configured IBM WebSphere Application Server 5.0/4.0, JDBC drivers and Served engines along with trouble shooting and recovery on AIX.
• Responsible for application changes across different platforms- development, testing and production.
• Involved in monitoring, shutdown and boot up, Network Support and Trouble Shooting.
• Worked closely with Project manager, development, testing and production team to align project deliverables, dates and report issues/concerns.

Environment: IBM WebSphere AppServer5.0/4.0/3.5, AIX, Windows 2000, EJB, JDK, J2EE, JNDI, DB2, IBM HTTP Server, WSAD, IBM Visual Age for Java4.0,Tomcat 5.x.

Confidential, NJ

WebSphere Administrator/Support

Responsibilities:

• Involved in designing WebSphere Application Server load balancing and fail over by using Workload Management (WLM), horizontal and vertical scaling.
• Responsible for Web server and Application server installation, support and performance monitoring for all applications running on the company’s Website.
• Installed and configured IBM WebSphere Application Server 3.5 and IBM HTTP Server on AIX and SUN Solaris.
• Involved in installation, configuration, migration, and clustering and user management on AIX/Solaris.
• Installed and configured Sudo for users to access the root privileges.
• Developed WebSphere Application Server regular administration tasks automated by using WSCP and XMLConfig scripts.
• Played an active involvement in monitoring server performance, network traffic to reduce performance bottleneck by enhanced performance ensuring upstream queuing.
• Applied software maintenance, program fixes and keeping the system software releases current.
• Configured WebSphere resources including JDBC providers, JDBC data sources, connection pooling, and JavaMail sessions. Deployed Session and Entity EJBs in WebSphere.
• Systems administrator providing support for production and development systems.
• Configured the Web Server interfaces, session management, virtual hosts and transports for WebSphere Application Servers.

Environment: Solaris, Java, JSP, Servlets, EJB, XML, JDOM, JDBC, JavaScript, DB2, IBM HTTP Server, Apache Web Server and WebSphere Application Server, HTML, Visual Age for Java, Rational Rose 2000.

Confidential

Sr Software Engineer

Responsibilities:

• Involved in setting up and supporting of the application for various clients
• Developed Business logic using Java beans and Struts.
• Worked on to develop Tag-Libs for user defined tags.
• Created Stored Procedures using PL/SQL to interact with database
• Developed the Apache Ant build scripts for the project
• Extensively worked on to implement FTP, HTTP and POP3 Adaptors.
• Used JDBC to retrieve the member related information from SQL Server 2000 back-end.
• Involved in the testing phase of the product and performed quality assurance.
• Implemented session management to create the dynamic application using Action Servlets.
• Created XML files to store the menu related information.

Environment: Struts, Java, AJAX, JSP, Servlets, JDBC, JSF,JSTL,XML, XSLT, Apache HTTP Server, POI, Crystal Reports, Swings, WinCVS, IntelliJ Idea 4.0, JNDI, HTML, JavaScript, Apache Tomcat and SQL Server, Jprobe