Server Application

VENKATA MANNEM

abossg@r.postjobfree.com

Contact NO: 409-***-****

SUMMARY:About 7years of IT experience in installating, administering and configuring IBM WebSphere Application Server ND 5.x/6.x/7.0.Expertise in Administering IBM WAS 5.x/6.x/7, Network Deployment on various Operating Systems like AIX, UNIX, Linux and Windows 2000/2003 Server.Expertise in configuration of WebSphere Network Deployment for Centralized Management of Applications.Expertise in configuring JDBC Providers, Data Sources, Virtual Hosts, Load Balancing, Clustering, SSL, Global Security using LDAP.Highly experienced in integrating WebSphere Application Server ND and related software with IBM HTTP Server 1.3.x/2.0.x/6.x/7, Sun ONE Web Server, IBM Directory Server (LDAP), DB2, Oracle and SQL Server.Experience in deploying J2EE components on WAS 5.0/5.1/6.0/6.1/7.0 using WAS Admin Console, wsadmin tool using JACL and Jython scripting.Experienced in Installing Fix Packs and Migrating to latest versions.Installed and configured Siteminder webagent with Apache/IHS webservers on AIX 5.3/6.1, RHEL 5.x/6.1Good Experience in maintenance of the WebSphere Application Servers on different UNIX platforms and setting up the development, testing and Production environmentsHighly experienced in deploying and debugging applications in Base and ND WebSphere Application Server, providing load balancing and highly available clustering solutions.Expertise in identifying components causing problems in performance using Tivoli Performance Viewer.Experience in distributed systems using the J2EE Technologies for various services and integrated with WebSphere.Experience in Java Memory Tuning like examining Garbage collection, Detecting over utilization of objects, Detecting Memory Leaks,Performing Memory Leak Testing.Experience in Installing, Configuring and Administering Web Servers like IBM HTTP Server1.3.2/6.x/7, IIS4.0/5.0/6.0 Sun One Web Server, Apache HTTP server 2.x.Experience in Performance monitoring & tuning using Resource Analyzer /Tivoli Performance Viewer, Wily.Expertise in configuring WebSphere in multiple topologies using clustering and web server in Demilitarized zone (DMZ).Expertise in Problem Determination through the log files to analyze the problems and/or interact with IBM support to solve problems by applying patches/fixes.Created IBM Problem Management Records (PMR) to report WebSphere Application Server problems.Good knowledge of various other Websphere servers such as Websphere Portal Server, Websphere Commerce server, Websphere Process Server, Websphere MQ.Good knowledge of various other application servers such as Weblogic, Tomcat, iPlanet Server,Progress Open Edge Webspeed, Sonic MQ, VMWARE.Experienced in TCP, DNS, LDAP, FTP, Remote Access, Security Management and System Troubleshooting skills.Extensive Experience in 24*7 production support.Excellent communication skills and strong team player.

TECHNICAL SKILLS:

Application/Web :IBM WebSphere Application Server 5/6.0/6.1/7.0, WebSphere Process Server, WebSphere MQ, WebLogic server 10.x/9.x/8.1, Apache Tomcat 5.x/6.x, Apache Web Server 1.x/2.x, WebSphere portal 5. x/6. x, WebSphere MQ 5.3, 6.0, IBM HTTP Server 1.3.x/2.0.x/6.x/7, IIS 5/6, SunONE WebServer, iPlanet LDAP, Netegrity Siteminder Policy Server 5.5, 6.0.

Database : SQL Server, IBM DB2/UDB7.2/8.0, ORACLE 8i/9i, Informix, MS – Access 2000.

Hardware/OS :IBMAIX 5.1/5.2/5.3/6.1, SUNSolaris 8/9/10, HP-UX,RHEL3/4/5/5.5/6.1, Windows NT/2000/2003/2008

Languages : PL/SQL, HTML, XML, Shell scripting

Network Protocols : TCP/ICP, UDP, HTTP/HTTPS, RMI/IIOP, SOAP, SSL, SMPT, ICMP, IMAP, POP3, NIS, NIS+, NFS, DNS, DHCP.

Tools : BM WSAD 4.X/5.0, RAD, AAT, VSS, CVS and Remedy.

Web Technologies : HTML, Java Script, DHTML, XML, XSL, XSD, CSS, Applets, AWT, JFC (Swing),Struts, J2EE 1.2/1.3, JDBC Servlets, JSP, Java Beans, RMI, JNDI, JMS, Java Web Services using JAXM, JAXP, SOAP, WSDL, UDDL, EJB (including MDB).

EDUCATION & CERTIFICATIONS:Bachelors in Technology from JNT University, India.IBM WebSphere Application Server Network Deployment V6.1, Advanced AdministrationIBM Certified System Administrator - WebSphere Application Server Network Deployment V7.0

PROFESSIONAL EXPERIENCE:

JPMorgan Chase, Columbus, OH JUNE 2011 – Till Date

WebSphere Administrator

JPMorgan Chase is one of the oldest financial institutions in the United States. We serve millions of consumers, small businesses and many of the worlds most prominent corporate, institutional and government clients. We are a leader in investment banking, financial services for consumers, small business and commercial banking, financial transaction processing, asset management and private equity.

Responsibilities:Installed and configured IBM Web Sphere Application Server 6.1.x/7, IHS 6.1.x/7 and Apache 2.0.x/2.2.x on RHEL 5.5/6.1, AIX 5.3/6.1 and Windows 2003/2008 server.Installed and configured Siteminder webagent with Apache 2.2/IHS 7.0.Deploy applications on Websphere Application Servers and maintained applications.Migrated many applications from WAS 6.1 to 7.0 in DEV, IST, UAT, Dr and Prod environments.Installed and Configured IBM Http Server 6.1/7.0 and IHS web server 6.1/7.0 interfaces (plug-in file), session management, virtual hosts, data sources, HTTP transports for Application Server instances and applications.Highly involved in deploying, troubleshooting,maintaining and configuring J2EE applications in various environments like Dev, Testing and ProdUsed MANAGEPROFILES to create multiple WebSphere profiles from the command line interface.Installed fix packs, refresh packs for the JDK, WAS, IHS and WebSphere Plugins for version 6.1 and 7.0Configured the SSL for webservers and LDAP for secure communications.Generated the certificate requests for VERISIGN CA and installed the certificates for WebSphere and IHS.Worked with the network team to define rules for Load Balancer for multiple webservers.Created and Configured Clusters, JDBC Providers, Data Sources, Virtual Hosts, SSL, Global Security using LDAP.Configured horizontal and vertical scalability of WebSphere to support failover mechanism and to utilize system resources to the maximum extent. Configured JDBC provider and Datasource for multiple applications using Oracle 10g/11g, DB2 8.x/9.x.Automated the administrative task using the Jython scripts.Troubleshooting on issues such as out of memory, memory leaks, hung sessions and session replication, federation of nodes and synchronization of nodes with NDM.Monitored for Application core dumps, or forced thread dumps to check for system objects using PMAT and other websphere related issues using IBM Support Assistant 4.1.Developed UNIX shell scripts and Jacl scripts that automate the Websphere Administration (recycling the application server, deploying customer applications, logs rotation, monitor applications state, etc,).Created user roles and groups for securing the resources using LDAP authentication.Worked with IBM in opening a PMR for inconclusive root causes, and coordinating the proposed changes with the development, networking and database teams.Provided call center support by 24x7 shift rotation basis and monitored trouble ticket queues to attend user and system calls. Involved in trouble shooting the production outages to the application.

Environment: IBM WebSphere Application Server 6.1/7, IHS 6.1/7 and Apache 2.0.x/2.2.x, RHEL 5.5/6.1, AIX 5.3/6.1, Windows 2003/2008, Oracle 10g/11g, DB2 8.x/9.x,siteminder, Novell eDirectory, Jython, Jacl..

Staples, Framingham, MA JAN 2011 – JUNE 2011

WebSphere Administrator

Staple is the world's largest office products company. We committed to making it easy for our customers around the globe to buy a wide range of office products, including supplies, technology, furniture, and business services.

Responsibilities:Installed, configured, administered WebSphere Application Server 7.0 Base and ND on Windows and RHEL.Administered, configured, tuned, and troubleshoot WebSphere Application Server in a Horizontal and Vertical clustered environment on Linux. Responsible for deploying enterprise applications from Admin console and enabling security using LTPA and LDAP for WebSphere Application Server and also expertise in setting up security for single sign on and SSL.Configured WebSphere resources like JDBC providers, Data sources, connection pooling.Created Server groups and clusters in WebSphere Application server.Involved in migration from WebSphere Application Server 6.1 to 7.0Experience in troubleshooting issues using Traces, Logs and Log Analyzer.Wrote Shell scripts to monitor installed enterprise applications and to get information from the logs and database in the required format and other daily activities and jobs.Used WebSphere Admin Console and wsadmin scripting to install enterprise EAR, WAR files for hot deployment.Troubleshot various problems at QA, Staging and Production phases.Sound knowledge in configuring JMS Provides using WebSphere MQ.Monitored Applications and WAS performance through Tivoli Performance Viewer and tuned the system – caching, queuing, JVM parameters, DB Connection Pooling.Created Run books to keep information regarding configuration and troubleshooting informationOn-call Production Support (24x7).

Environment: IBM WebSphere 5.x/6.x/7.0, IBM HTTP Server 7/6.x/1.3 / 2.0, RHEL 5, AIX, Windows NT/2003, Oracle 10g, SQL Server 2000, Tivoli Directory Server, Microsoft Active Directory, Java 2.0, Jython, Jacl, perl scripting.

Snap-On Business Solutions, Richfield OH APR 2010 – DEC 2010

WebSphere Administrator

Snap-on Business Solutions designs productivity solutions that provide practical access to actionable information. We design and deliver electronic parts catalogs, accessory sales tools, warranty process management solutions, and manufacturer network development services.

Responsibilities:Installed, Configured, and Administered IBM Websphere Application Server 6.1.0.21 in (ND) Network deployment, 7.0 Base in AIX 5.3, Red Hat Linux 5 / AIX 5.3 platforms.Installed IBM HTTP Server 6.1.0.17 and configured with remote plug-in and configured with application server in cluster environment.Installed and configured Wily Introscope monitoring tools for monitoring the applications which are running in the application server.Developed and maintained WSADMIN jython scripts and UNIX Korn and Bourne shell scripts for auto deployments of WAR and EAR applications in dev, model and production environments.Developed and maintained scripts for JDBC provider, data source and J2c authentication. Tested and maintained the scripts in dev, pre prod and productions.Developed jython scripts for creating clusters, cluster members in Websphere application server 6.1.0.21.Analyzed the heap dumps and java core dumps using IBM tools like Heap and Thread analyzer and resolve the problems.

Environment: IBM WebSphere Application Server 6.1/7, IBM HTTP Server 6.1(IHS),Microsoft SQL SERVER 2005, Oracle 10g, Red Hat Linux 5.0, AIX 5.3, Microsoft Visio 2007,Tivoli Performance Viewer, Wily (CA),J2EE, Jython, Shell script.

Hertz, Park Ridge, NJ OCT 2008 – MAR 2010

WebSphere Administrator

Hertz is the largest car rental company in the world. We are specializing in local car rental at affordable rates. We have hundreds of convenient locations offering services.

Responsibilities:Installed Configured and Administered WebSphere Application Server 6.1 on AIX 5.3 and Solaris 10Installed and Configured IBMIHS 6.1 and IIS 6.0 Web Server.Installed and configured Apache Tomcat5.5, and Apache HTTP Webserver.Developed the User Interface using Java Server Pages (JSP).Designed and developed Error Pages in JSP.Installed EARs, WARs and Configured application specific JVM settings, Web container parameters using the Admin Console and wsadmin scripts.Troubleshooting Admin Server start-up issues, Java code defects after deployment, and class path issues by checking the JVM logs, plug-in logs and the Web Server logs.Configured Server groups and Cloning for improved availability and fail over capability.Configured Demilitarized zone (DMZ) topologies involving multiple firewalls and provided security.Performed routine management of WebSphere Environment like monitoring Disk Space, CPU Utilization. Provided call center support by 24x7 shift rotation basis and monitored trouble ticket queues to attend user and system calls. Involved in trouble shooting the production outages to the application on a 24X7 basis

Environment: IBM WebSphere Application server 6.0/6.1/7.0,WebSphere IBM Http server 6.0/6.1,Apache tomcat 5.5, Apache webserver 1.3 Site Minder, TAM, Solaris 10, DB2, Oracle, Windows, LINUX, LDAP, HTML, IBM WebSphere Studio Application Developer (WSAD)/RAD, ITCAM, Java Script, JACL/JYTHON, XML, JSP, Servlets, ANT.

Hartford Insurance, Hartford, CT JAN 2007 – SEP 2008

WebSphere Administrator

The Hartford is a leading provider of life insurance, group and employee benefits, automobile and homeowners insurance and business insurance - as well as investment products, annuities, mutual funds, and college savings plans

Responsibilities:Installed and configured IBM WebSphere Application Server 6.1, IHS 1.3.x, and Apache web server on various UNIX and Linux platforms. Deployed EAR, WAR applications on application servers using console and scripts.Created the virtual host for applications.Migrated applications from websphere version 5.1 to version 6.1.Maintenance of the WebSphere servers on different platforms, setting up the development, testing, staging and production environment for the ongoing application development.Configured web servers in the Demilitarized zone (DMZ) and SSL between web server & browser.Created user roles and groups for securing the resources using local operating system authentication and custom user registry.Worked with HP Diagnostics for Tuning the JVMs.Performed network trouble-shooting using 'ndd', 'traceroute', 'netstat', 'ping', 'ifconfig' and 'snoop' etc.

Environment: Websphere Application Server 4.x/5.x/6.x, AIX 4.3, IHS 1.3.x, Apache Web server 2.0, Oracle 9i, Windows 2000, J2EE1.3/1.2, Java2.0, JSP1.2, EJB2.0, JDBC2.0 and XML.

Spry resources india pvt ltd, Hyderabad, India FEB 2006 – NOV 2006

Web Admin

Spry is an experienced applications development company. Spry is experienced in designing and developing high quality, independent solutions at an affordable cost to help clients transform their highest-value business processes and improve their business performance.

ResponsibilitiesInstalled, configured, administered and supported WebSphere Application Server 5.1Maintenance of the WebSphere Application Servers on different UNIX platforms and setting up the development and testing and staging environment for the ongoing application development. Debugging of the application problems while developing and testing the application.Involved in day-to-day trouble shooting for the end users on Sun Solaris based applications.Created user roles and groups for securing the resources using local operating system authentication.Used IBM Edge Server and Network Dispatchers for load balancing.Implemented security using LTPA for Tivoli Directory Server as an LDAP Server.Involved in trouble shooting and Performance tuning using Resource analyzer and log analyzer.Used Resource Analyzer and Log Analyzer for performance tuning and troubleshooting.Responsible for Support and reliable maintenance of the applications running on Sun Solaris production Environment.

Environment

WebSphere Application server 5.0, Apache Web Server, Java, J2EE, Oracle, Java, EJB, Java Servlets, JSP and Solaris.

Visisht info solutions pvt ltd. FEB 2005 – FEB 2006

Web Admin

Visisht info is an information technology Services Company remains the hot-flavor in today’s global world. Enjoy lasting solace in its cost-effective solutions. The solutions come out clear, fast and fluent with the net result being a sure-fire winner.

ResponsibilitiesInstalled and Configured WebSphere AppServer 5.x in various development stages.Configured the HTTP Server (Apache) and regenerated the web server plug-in to reflect the necessary changes in the WAS environment.Involved in tuning the processes involved for better performance.Implemented the server groups and clusters/clones (using Vertical and Horizontal Scaling) in order to recover from a single point of failure.Implemented the Workload Management (WLM) (to handle HTTP Requests, Servlet Requests, EJB Requests)Tuned the IBM HTTP Server to avoid failures when concurrent requests are encountered from several users.Heavily used resource analyzer on Enterprise Application and data sources.Configured the JDBC resources and created the connection pooling with respect to the database (UDB DB2/Oracle)

Environment

WebSphere Application Server 5.0, Oracle 9i, DB2& Cloudscape, AIX 5.1, Windows2000, IBM HTTP Server 1.3.19, WSAD 5.0, Clear Case.

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