Abhishek Reddy

Abhishekredd@gmail.com

469-386-7790

 

Objective:                                                                                                         

 

Seeking a challenging position as WebSphere Administrator using cutting edge Middleware products.

 

Summary:                                                                                                                

 

·               Around 8 years of IT experience including 7 years in IBM WebSphere Server administration in Development, System Integration, QA, and Production environments under cross platform consisting of Windows2003, 2008, and Red Hat, AIX, and Sun Solaris operating systems in various environments.

·               Experience in Installing, Configuring, Tuning and troubleshooting IBM WebSphere Application Server ND v5.x/6.x/7.0 and WebSphere MQ Series v5.x/6.x.

·               Solid experience in developing and deploying the applications on multiple WebSphere Servers and maintaining Load balancing, High availability and Failover.

·               Expertise in migration, upgrading of WebSphere Server, updating JDK versions, and installing Service Packs of WebSphere server.

·               Expertise in Administration, Installing, and Configuring Web Servers like Apache 2.0, Sun ONE 6.1WebServer (iPlanet), Apache Tomcat 6.0, and Microsoft IISServer.

·               Experienced with WebSphere Portal versions 6/6.1 in regards Portal architecture - standards Portal installation, upgrades, and configuration including highly available clusters.

·               WebSphere Portal Installation, configuration, and Administration in a UNIX-based environment.

·               Strong knowledge of Websphere Portal components, services and frameworks.

·               Strong Knowledge in installing and configuring LDAP.

Expertise in different UNIX platforms such as AIX 5.1/5.2/5.3, Sun Solaris 8.0/9.0/10.0,HP-UX, and Linux.

·               Having Experience of Internet and eCommerce with a solid understanding of Linux.  

·               Installing, Patching, Configuring, and Optimizing of Linux Servers, DB2, and WebSphere.

·               Expert in deploying Enterprise Java Beans and J2EE Applications (WAR, JAR and EAR) on WebSphere ND v5.x/6.x/7.0 and Tomcat application servers.

·               Worked with Relational Databases like Oracle 10g/9.i/8.i, Sybase, DB2, MS SQL Server 2000 /7.x, OSB (Oracle Service Bus), and MSDE.

·               Extensive experience in configuring and managing secured environments using SSL and digital certificates.

·               Enable Global Security for Application servers and Application using single sign on

·               Managing and Monitoring the JVM performance by WebSphere Heap Size, garbage collection, JDBC Pools, and taking Thread dumps, pstack and prstat and analyzing to find the problems in application.

·               Configured and administered JDBC Connection pools, JMS Connection Factories, WebSphere queues and topics and implemented other services like JTA, JNDI, Virtual Hosting and SNMP.

·               Proficient in providing backup and recovery procedures for IBM WebSphere Server.

·               Extensive experience in finding the Memory Leaks and tuning the JVM Heap Size by configuring Optimize IT and JProbe to detect memory leaks.

·               Configured Web Server plug-in (APACHE, IIS and iPlanet) for WebSphere application server.

·               Working knowledge of Siteminder, Wily Introscope, Grinder, and integrating to WebSphere.

 

 

 

 Technical Expertise:                                                                         

 

Operating Systems	IBM AIX SUN Solaris LINUX (REDHAT, Suse), and Windows.
Application/Web Servers	IBM Web sphere Application Server 4.x/5.x/6.x/7.0/8.x, IBM Websphere Portal Server 5.1/6.0, IBM Websphere Application Server MQ series 3.x/4.x/5.x/6.x IBM Websphere Process Server 6.x/7.x, IBM Websphere XD 5.1/6.0./6.1, Apache Web Server 1.2.2/1.3/2.0, IBM WCM 5.1/6.0, IBM HTTP Server 1.3.28/1.3.26.2/ 2.0.42/2.0.47/6.0, JBoss 5.0, 4.2.2, 4.2.3, iPlanet Directory Server, and Netscape Enterprise Server.
Database	ORACLE8i/9i, DB2/UDB7.2/8.0/9.5, SQL Server.5/7.0/2000, MS-Access 2000, and Sybase.
Java/J2EE/Web Technologies	HTML, Java Script, DHTML, XML, XSL, XSD, CSS, Applets, AWT, JFC (Swing), J2EE 1.2/1.3, JDBC, Servlets, JSP, Java Beans, RMI, EJB, JNDI, JAXP, JMS, Java Web Services using JAXM, JAXP, SOAP, WSDL, and UDDL
Programming Languages	Perl, C/C++, JavaScript, COBOL, SQL, UNIX Shell Scripts, Jacl, and Jython
Development Tools	IBM WSAD 4.5/5.x, RAD, AAT, and Apache ANT.
Network Protocols/Services	TCP/IP, UDP, HTTP/HTTPS, RMI/IIOP, SOAP, SSL, SMTP, ICMP, IMAP, POP3, NIS, NIS+, NFS, DNS, and DHCP.

 

 

 

Professional Experience:

 

Royal Caribbean Cruises ltd ,Miramar ,FL                                                                 Apr 2011 - Present 

Websphere Administrator

Roles and Responsibilities:

·               Installed, Configured and Administered Websphere Application Server 6.0/6.1 in clustered environments.  

·               Migrating the setup from WebSphere 6.0 -> 6.1.

·               Portal installation, upgrades, and configuration including highly available clusters Web Sphere JSR 286 portlet development.

·               Hands on experience in a clustered environment including deployments, troubleshooting performance issues and performance testing monitoring , installations and configurations.

·               Expertise in configuring cells, nodes, clustering , JDBC providers, Data sources , virtual hosts, session management.

·               Automated the deployment process of WAR, EAR and J2EE applications in WebSphere Server 5.2/6.0.2 using UNIX Shell Scripts, Perl scripting and WebSphere Deployer utility.

·               Comfortable in monitoring mission critical applications using tools like Introscope and Sitescope.

·               Performed Web sphere Application Server 6.0 administration tasks such as Installation, Configuration in Development, Integration, QA, and Production.

·               Deployed the applications on multiple WebSphere Server instances and maintained Load balancing, High availability and Fail over for the servers.

·               Installation and Configuration of F-5 Load Balancer with WebSphere Server.

·               Experience in installing and configuring WebSphere Process Server.

·               Experience in configuring and troubleshooting WebSphere Process Server.

·               Experience in configuring DataPower.

·               Used config wizard extensively to create and manage WebSphere domains.

·               Installed the WebSphere Service Packs, WebSphere Patches.

·               Provided 247 support for WebSphere Applications.

·               Configured and Tuned JDBC connection pools so that applications point to correct Database schema and the appropriate number of JDBC connections available to resolve the java.lang.NullPointerException issue.

·               Experience in using troubleshooting tools like IBM Heap Analyzer , Thread Analyzer, Log Analyzer, Tivoli performance viewer, traces, Logs, Heap dumps and Coredumps.

 

 

Environment: WebSphere Application Server 6.x/ 7.1/8.0, WebSphere Portal Server 5.x/6.x, WebSphere Process Server 6.0/7.x, IBM HTTP Server, Windows XP, Red Hat LINUX, WebSphere MQ 5.3/6.0, WebSphere Message Broker 6.1/6.0, HP-UX, Jdk1.4/1.5, J2EE applications, LDAP, JDBC, JMS, XML, and Oracle9i/10g, SVN, CVS, HP OpenView, Apache. HTML, Java Script, Shell scripts.

 

 

 

 

Frontier Communications,TX                                                                               May 2010 - Mar 2011  

WebSphere Administrator

Roles and Responsibilities:

 

·               Installed, Configured and Administered Websphere Application Server 6.0 in clustered environments.  

·               Migrating the setup from WebSphere 6.0 -> 6.1.

·               Portal installation, upgrades, and configuration including highly available clusters Web Sphere JSR 286 portlet development.

·               Web Sphere Portal administration 6.0 / 6.1 - XML access, release builder, config engine, portlet deployment, and wsadmin scripting experience.

·               Strong knowledge of Websphere Portal components, services, and frameworks (WCM, PDM, WMM/PUMA, Personalization, Themes/Skins, Portlet Wiring, Access Control, etc).

·               Experience in DataPower auditing and troubleshooting.

·               Experience in Installing, Patching, Configuring, and Optimize Linux Servers.

·               Having Experience on IBM Lotus QuickR Admin, IBM Rational, and Jira admin Google Map admin.

·               Configured domains, clusters, JDBC Connection Pools, Data sources, JMS Servers.

·               Portal installation, upgrades, and configuration including highly available clusters.

·               MQ development experience including JMS- Strong Demonstrable Background in the following technologies:-- Struts, SOAP, JSP, JDBC, XML/XSL, Tomcat, Eclipse, ANT, and Shell Scripting.

·               Systems Analysts/Webshpere Administers to Maintain WebSphere 5.x, 6.x, Manages JMS and connectivity to MQ.

·               Automated the deployment process of WAR, EAR and J2EE applications in WebSphere Server 5.2/6.0.2 using UNIX Shell Scripts, Perl scripting with WebSphere Deployer utility.

·               Comfortable in monitoring mission critical applications using tools like Introscope and Sitescope.

·               Configured LDAP using Netscape directory Server for user authentication.

·               Used config wizard extensively to create and manage WebSphere domains.

·               Installed the WebSphere Service Packs, WebSphere Patches.

·               Troubleshooting issues with Oracle database configured with WebSphere 6.0.

·               Provided backup and also provided the recovery steps for protection from the most common failure scenarios.

·               Installation and Configuration of F-5 Load Balancer with WebSphere Server.

·               Managed the software release and control the source code on UNIX (Solaris) using Clear Case.

·               Typical troubleshooting involved like monitoring the error logs, finding the root cause of the problem and fixing it.

·               Renewed WebSphere certificates and also installed the new certificates for the newly created regions.

·               Handled and resolved the issues in all areas of WebSphere v5.x and 6.0 including installation, applying patches,  Security, EJBs, Servlets, application deployment, WSADMIN scripting, work load management, clustering, sessions, plug-in, IHS, webservers and Migration.

 

Environment: Sphere Application Server 6.x/5.x, WebSphere Portal Server 5.x/6.x, WebSphere Process Server 6.0, IBM HTTP Server, Apache WebServer 1.3/2.0,Microsoft IIS 6.0, IBM MQ 6.0, Oracle 9i/11g, Red Hat Linux4, Windows 2005,2008 F5 Load Balancer, ActiveX, JDBC, JNDI, JMS, AIX 5.3, Tibco, Introscope, Sitescope, Siteminder, LDAP.

 

 

 

Northern Trust Bank, Chicago, IL                                                                            Jun 2009 - April 2010

WebSphere Administrator and Applications Admin

 

Roles and Responsibilities:

 

·               Performed Web sphere Application Server 6.0 administration tasks such as Installation, Configuration in Development, Integration, QA, and Production.

·               Installed and Configured Apache HTTP Server 2.0 to proxy with WebSphere Server 6.0.

·               Configured Reverse Proxy, Virtual Hosting, SSL between Apache HTTP and WebSphere for secure Connection.

·               Having Experience on IBM Lotus QuickR Admin, IBM Rational, and  Jira admin Google Map admin

·               Deployment and Troubleshooting of JAR, WAR and EAR applications in Clustered environment with WebSphere.

·               Experience in installing and configuring WebSphere Process Server.

·               Experience in configuring and troubleshooting WebSphere Process Server.

·               Design, Configuration and Testing of IBM MQ 6.0 Series as a foreign JMS with WebSphere Server

·               Created and configured WebSphere server domains using the wlserver and wlconfig Ant tasks. Deployed applications and standalone modules using the wldeploy Ant task.

·               Deployed the applications on multiple WebSphere Server instances and maintained Load balancing, High availability and Fail over for the servers.

·               Performed Load testing for specified load on particular application, Capacity Testing to determine max load on application, and Stress Testing to determine stability and reliability of an application using Grinder Tool.

·               Configured and set up Secure Sockets Layers (SSL) for data encryption and client authentication.

·               Log files analysis such as WebSphere server logs, node manager logs, plug-in logs, and thread dumps, verbosegc logs for troubleshooting and problem determination to resolve issues.  

·               Created Server Execute Queues and Tuned the parameters for better performance of critical applications deployed in WebSphere Server 8.1.

·               Configured and Troubleshoot WebSphere Node Manager for local / remote administration of Managed servers in SUN Solaris and Red Hat Linux Platform.

·               Extensively used AIX and UNIX Shell Scripts to monitor and manage WebSphere server instances and domains.

·               Installed JBoss Application Server 4.0.x on AIX, Solaris and Windows.

·               Configured JBoss Application server with database and security.

·               Deployed application on JBoss Application server.

·               Installed and configured JBoss Application Server in a clustered environment.

·               Installed and configured Netegrity CA Siteminder for Apache web Server to enable SSO (single sign-on) in various applications for different environments.

·               Configured the reliable HTTP Session management for clustered applications, DNS, FTP, and Virtual hosts.

 

Environment: Web Sphere Application Server 6.x/5.x, WebSphere Portal Server 5.x/6.x, WebSphere Process Server 6.0, IBM HTTP Server, Apache WebServer 1.3/2.0, Netegrity Site Minder 5.5/4.5, WebAgent5.5/3.5, LDAP Iplanet Directory Server, Citrix ICA Client, XML, Windows 2000 Advanced Servers, Linux, AIX 5.3, Sun Solaris8/9, Site Scope, JDBC, Servlets, Shell, Ant, Introscope, LoadRunner, Siteminder.

 

 

 

Education:                                                                                                                                                                    

 

Bachelors in Computer Science, JNTU, Hyderabad AP, India.