SUMMARY

• Having 7 years of experience in analysis, design, development and administration of B2B, B2C applications using BEA WebLogic Server 7.0/8.1/9.2/10.3, Apache 1.3.x/ 2.x, Iplanet(Sun One 6.x) and IIS 4.x/6.x.
• Experience in Telecommunications and Finance sectors.
• Experience in Web Application server (WebLogic) Administration providing support for Production, Staging, Testing and Development environments
• Solid experience in administration of BEA WebLogic server 7.0/8.1/9.2 on Sun-Solaris 8,9,10 Red Hat Linux 4.xEL and windows NT 2003/2008 environments.
• Solid experience in developing and deploying applications on multiple WebLogic servers and clusters.
• Strong technical background in Java, J2EE and application server technologies with an expertise in developing product roadmaps, detailed product requirements and competitive analysis.
• Strong knowledge in clustering EJB objects, JDBC connections and JMS connection factories.
• Strong knowledge in configuring and monitoring JMS server in WebLogic server
• Configured and administered connection pools for JDBC connections and JMS connections.
• Configured Web Server plug-ins for applications servers (WebLogic)
• Installed, Upgraded and configured Iplanet 6.0 to 6.1 and Apache web server 1.3.x to 2.0.
• Recommended Clustering, load-balancing and fail-over solutions
• Configured Node manager for administering the servers
• Extensive experience of secure ftp, LDAP, Proxy technologies, TCP/IP, DNS, NFS, Ethernet, NIS, DHCP, HTML, SSL Certificates and network troubleshooting.
• Experience working with databases like DB2, Pointbase, Oracle and Sybase.
• Configured and administered Security and Authentication siteminder 4.x and 5.5
• Configured and administered BigIP 4.5 for failover and high availability of applications.
• Configured and administered Monitoring tools Sitescope and wily Introscope.
• Developed scripts using shell scripting and WLST for automation of process.
• Provided 24/7 support for Production environment.
• Excellent analytical, logical, management and trouble shooting skills, ability to work in teams and independently exceptionally well, excellent written and oral communication skills
• CERTIFICATIONS

Oracle Weblogic Server 10g System Administrator Certified Expert
Brain Bench Certified in UNIX Administration.

EDUCATION

• Bachelor of Technology in Computer Science

SKILLS

Operating Systems: Sun Solaris 8/9/10, Redhat Linux, Windows XP/NT/2000.
Languages: J2SE1.3/1.4/1.5, Java EE 1.5, SQL, PL/SQL, C, C++.
Java Distributed Technologies : Servlets, JSP, JNDI, EJB, JDBC, UML, XML, JMS, JMX, LDAP.
Scripting: ANT, Bash Shell Scripting, Python, JCL, Perl, Awk, WLST.
Open Frame works : Jakarta Struts, JSF, Hibernate 3.0 and spring.
Database : ORACLE 8i/9i/10g, SQL-Server, DB2, PointBase.
Application Servers : Bea/Oracle Web logic Application server 8/9/10, JBoss 4.x.
Web Servers: iPlanet (Sun One), Apache, Microsoft IIS.
Methodologies : Unified Modeling Language, Rational Unified Process, Agile.
Source Code Control : Visual Source Safe, CVS, Clearcase, Clearquest.
Protocol: TCP/IP, Telnet, FTP, SMTP, SOAP, POP and HTTP.

PROFESSIONAL EXPERIENCE

Sep ‘07 – Till Date Weblogic Administration, Confidential,Plano, Texas.

Confidential,a subsidiary of XO Holdings, Inc. is a leading nationwide provider of advanced communications services and solutions for businesses, enterprises, government, carriers and service providers. Installed and Configured WebLogic with Clustering, MQ Series Agents, iPlanet Servers with Proxy Plug-in, High Availability and Capacity Planning.

Responsibilities:

• Installed and upgraded Weblogic and integrated with proxy servers ( iplanet/SunOne , Apache)
• Provides 24x7 on-call support for production / non production environment.
• Interacted with Developers to provide solutions, work around and Implementation plans.
• Integrated WebLogic 9.2 with custom providers like LDAP for user Authentication.
• Deployed WAR, JAR, EAR applications and also deployed Weblogic shared services to in Weblogic servers 9.2,10.3
• Configured and deployed applications in various work environments like Development, QA, Acceptance and Production.
• Involved in performance tuning of JVM and used Garbage collection Algorithms for better performance.
• Involved in tuning Weblogic server, JDBC, JSP, EJB, JMS.
• Involved in the migration of applications from WebLogic 8.1 to Weblogic 9.2
• Worked on monitoring tools like HP sitescope, HP Openview, wily introscope.
• Configured Node manager for administering the managed servers in WebLogic 8.1.
• Configured and administered JDBC, JMS, JNDI, SNMP, cluster able EJB objects in WebLogic Server 8.1,9.x, 10.x
• Integrated Netegrity siteminder into webserver to provide single sign on (SSO) capabilities.
• Involved in setting up the cluster environment for WebLogic Server integrated with multiple workflows and in executing a performance benchmark of WebLogic server by using Load runner.
• Modified existing shell scripts for log rotation, WebLogic / Apache / iplanet (SunOne) / Http server restarts and auto deployment process.
• Involved in the Patch Management.
• Monitor and managing the weblogic server instances using WSLT and also for the automation purpose.
• Created and monitored SLA alerts. Also created business service, proxy services using service bus console.
• Involved in Troubleshooting the High CPU utilization, session replication, server hang up.

Environment: JDK1.5.0_15, JRocket9.0, J2EE, EJB, JMS, Xml, Servlets2.0, JSP1.2, WebServices, MBeans (JMX), BEA WebLogic 8.1, 9.1, 9.2, 10.3, Jprobe, Netegrity Siteminder, Weblogic Portal, Tomcat, FTP, Remedy, JBoss, WLST, Sun One 6.1(iplanet), Apache, Sql/Plsql, Sun Solaris 9, 10, BMC Patrol, Load runner, Load balancer, Oracle 9i, 10g.

June ‘05 – Aug ‘07 Weblogic Administrator, Confidential,Culver City, CA

Confidential, is also an industry leader in comprehensive electronic messaging security, offering solutions for instant messaging, antispam, antivirus, legal compliance, content compliance, legal discovery and message archiving.

Responsibilities:

• Working as a System Administrator / Application Admin maintained the E-Business Web portals
• Working as a Middleware web system administration of Weblogic J2EE server
• Providing 24x7 on-call Production support for E-Commerce Applications.
• Configuration, implementation of Web Operations environment with I-planet, Apache Web Servers.
• Installation and configuration of Weblogic8.x with JDBC, JMS, JNDI, SNMP and other J2EE Services.
• Deployed Applications (WAR, JAR, EAR, and RAR) in Domain and Clustered environment.
• Deployed the applications on multiple WebLogic Server and maintained Load balancing, High availability and Fail over functionality.
• Installed & Configured Cluster in Weblogic 8.1.x environment.
• Configuration of JDBC connections and Datasources with Oracle database server 8.1.x, troubleshooting and fixing up problems.
• Configured Network Channels, Network Access Points, Proxy Server, Node Manager on Weblogic 8.1.x
• Installed and Configured I-Planet LDAP Server and integrated with Weblogic Application Server 8.1.x
• Communicating, escalating and resolving problems in the integration, staging & production environments.
• Installation, Configuration and administration of I-Planet 4.1/Sun One Web Server, IIS and LDAP Servers
• Installed and configured SSL certificate server and system & Application monitoring by Site Scope.
• Wrote Shell scripts on day-to-day Administration and prepared Technical documentation and transferred the technical know-how to the respective groups.
• Installed Weblogic server Patches.
• Implemented common service bus use cases with aqualogic service bus and also created business service, proxy service using service bus console.
• Worked with weblogic integrator in integrating applications of business environment.
• Auditing the syslog file, Install and configure Databases, Disabling unsafe services

Environment: Weblogic 8.1.x, JDK1.4.2_05, JRocket8.0, J2EE, EJB, Servlets2.0, SQL, JCL, JSP1.2, WebServices, MBeans (JMX), Oracle 8i/9i, MQ Series, FTP, Java, J2EE, Netegrity Siteminder, Bea Weblogic Portal, SUN-One Web server, Sitescope, F5, Windows NT/2000/2003, UNIX (Sun Solaris 9), Clustering.

Jun ‘04- April ‘05 WebLogic Administrator, Confidential,Omaha, NE

Confidential,is a Fortune insurance and financial services company based in Omaha, Nebraska. It offers the friendly, personal service of a community bank and financial resources of a national leader.

Responsibilities:

• Installed, configured and maintained of WebLogic 7.0 with JDBC, JMS, JNDI, SNMP and J2EE Services.
• Deployed Applications (WAR, JAR, and EAR) in Domain and Clustered environment.
• Installed and Configured LDAP Server and integrated with WebLogic Application Server 7.0
• Installed and configured iPlanet, Http server for request load balancing.
• Installed & Configured Cluster in WebLogic 7.0 environment.
• Troubleshooting and fixing of problems on WebLogic Application Server.
• Configured of JDBC connections and datasources with Oracle database server 7.0 in troubleshooting and fixing up problems.
• Monitored error logs, fixing the problems and tuning parameters on WebLogic environment.
• Experienced in the installation of Netscape Enterprise Server including running multiple instances of the server, removal of the servers and migration of servers from previous versions.
• Responsible for maintaining security (authentication groups).
• Developed UNIX shell scripts and auto deployment process.
• Converted an existing network of Queue Managers into a Cluster environment.
• Involved in developing backup and recovery procedures.

Environment: WebLogic Application Server 7.0, Java, JMS, Servlets, JSP, JDBC, EJB, JNDI, Sybase, Visual Age, Shell Scripting, Perl scripting, UML, XML, SQL, JavaScript, Tomcat and Window 2000, Red Hat Linux, LDAP.

Aug ‘03 – May ‘04 Weblogic Administrator, Newgen Software Technologies, Hyderabad, AP, India.

Newgen is a leading provider of BPM and DMS solutions, including workflow automation, document management, imaging, report archival and distribution.

Responsibilities:

Installation and configuration of Apache on Linux System and IIS Web Server on Windows NT.
Installation and configuration of Weblogic on Sun Solaris and Red hat Linux.
Involved in performance tuning of JVM and used Garbage collection Algorithms for better performance.
Performed systems administrative tasks to monitor performance/degradation of CPU, I/O and memory resources, daily backups and monitoring disk usage.
Monitoring and Troubleshooting TCP/IP LAN/WAN Problems.
Configured and administered connection pools for JDBC connections and JMS connections.
Writing Shell scripts for day-to-day UNIX administration tasks.
Deployed the applications on multiple Weblogic Server and maintained Load balancing, High availability and Fail over functionality.
User and Group management with Disk Quotas and maintaining securities at the user level.

Environment: Solaris 7, 8 and 9, Weblogic server 7.0 Sun Ultra Sparc 60, Sun E220, E250, E450, E3500, E4500, Java, JMS, Servlets, JSP, JDBC, EJB, JNDI, Sybase, Oracle, Shell Scripting, Perl scripting, UML, XML, SQL, JavaScript, Tomcat and Window 2K/2003, RedHat Linux, LDAP.

Dec ‘02 – Jul ‘03 J2EE Developer, Confidential,Hyderabad, AP, India.
Portfolio Management

This is an online application that enables clients to access, review and update their products purchased from Confidential,Prudential Life Insurance and its subsidiaries. The application provides an integrated environment for account management, policy changes/renewals, monthly premium dues alerts, claims processing status.

Responsibilities:

• Developed user interfaces for policy owner module using JSPs, Struts Tag Library, Tiles and HTML.
• Developed policy owner business logic using Stateless Enterprise Java Beans (EJBs).
• Developed necessary DAOs (Data Access Objects) for policy owner module
• Developed application components using Apache Struts Framework.
• Implemented some of the design patterns such as MVC, Front Controller, Business Delegate, Session Facade, Singleton.
• Involved in designing some of the processes in the application that are developed by other developers.
• Designed and developed Oracle SQL queries for complex search engines in the application.
• Performed client side using Java Script and server side validations using Struts validations.
• Written the ANT scripts for building the jar war and deploy the application in Weblogic and also implemented Maven to get the dependency jars.
• Involved in debugging the application.
• Developed test cases and performed unit testing using JUnit.
• Used CVS for version Repository maintenance.

Environment: Java, J2EE 1.3 (JSP, JNDI, JDBC, JUnit), Struts 1.1, EJB1.1/2.0, JAXP, JAX-RPC, BEA WebLogic Application Server 7.0, Design Patterns, UML/Rational Rose, Eclipse 2.1, Oracle 9i, SQL, Windows 2000, Ant, CVS.