SUMMARY:

• 9+ years of progressively responsible experience in analysis, design, development, testing, documentation and production support applications using Internet, Web, Client Server Technologies in N - tier J2EE Architecture.
• Extensive experience in troubleshooting issues concerned with Operating Systems (Solaris, Linux, AIX)
• Installed and configured Operating System (Solaris) using Jumpstart.
• Worked on virtualization of Solaris (configuring zones on Solaris 10)
• Expertise in configuring/managing disk space using ZFS, Veritas Volume Manager.
• Strong knowledge in porting native libraries for varies OS’s like Solaris, Linux and Confidential .
• Developed UNIX Shell (Korn & Bourne) scripts for day-to-day Systems administration tasks.
• Extensive experience with Administration of WebLogic Portal and Application Server 7, 8.1, 9.2, 10.3, 11g and 12c Clustering (WLS), IBM WebSphere v7, 6.1, Tomcat 6.0, 5.5, 5.0, IPlanet Application Server, IPlanet Directory Server (LDAP), IPlanet Web Servers, Apache web Servers, Microsoft IIS Web Servers, and Site Minder Administration.
• Extensively involved in developing and deploying enterprise applications against J2EE compliant application servers such as Bea Weblogic, Oracle Application Server.
• Administration using the system administration tools like System Administration console, Node Manager, Command-Line interface.
• Installation, configuration of hardware and software, migrating systems to current OS releases, upgrading software and tools.
• Online disk administration using Veritas Foundation suite 3.5 and Storage Foundation & 4.1.
• Experience in Installation, Configuration, Management and Troubleshooting of Middleware Application Servers in a Clustered environment on UNIX and NT platforms.
• Extensive experience in the administration of Portal and Liquid Data servers.
• Deploying Enterprise Java Beans and J2EE Applications and Monitoring the Application servers and Web servers, configuration, troubleshooting performance issues using the Log messages and Log files.
• Expertise in managing JNDI, Managing Security, Configuring and monitoring JMS.
• Installation, configuration of hardware and software, migrating systems to current OS releases, upgrading software and tools.
• Extensively worked on Server Configuration, Deployment of components and performance tuning including troubleshooting and maintenance.
• Expertise in various Databases like ORACLE, SQL Server, MySQL, DB2, MS-Access.
• Expertise in Service oriented Architectures (SOA) and Web Services.
• Successfully implemented several Portal, SSO, Web Security, Identity Management and LDAP Architectures and Solutions.
• Extensively involved in implementing enterprise applications using Java and J2EE technologies such as JSP, Servlets, Java Beans, Enterprise Java Beans, Entity Beans, Session Beans, Message Driven Beans, JNDI, JMS, Java Mail and RMI. Struts, EJB, JNDI, XML, Web Services (SOAP, WSDL) and AJAX
• Highly conceptual innovative problem solver with excellent organizational and communication skills.
• Participated in requirements gathering and technical contact in client meetings.

TECHNICAL SKILLS:

Languages: C/C++ JAVA, SQL, PL/SQL.

JAVA Technologies: JAVA, JDK 1.4, J2EE 1.3, Applets, Core Java, Java Beans, JDBC, JSP.

Internet Tools & Technologies: EJB 2.0, JSP 1.2, JavaScript(2.0),DHTML,XML,XSL,XSD,CSS, Applets, Servlets(2.4), Java Beans, RMI, JNDI,JAXP,JMS, Java Web Services using JAXM, JAXB, JAXRPC, SOAP,WSDL,UDDL, AJAX,

XML Tools: JAXP 1.2, Xercers 1.4.

Middleware Technologies: Web Sphere 5.1/6.0, WebLogic 8.1/9.2/10/11 g/12c, Tomcat 5.x, JBoss 2.0, IIS 4.0. OBPM 10.3.2, Oracle Fusion 11g

Software Modeling Language: UML

UML Modeling Tool: Rational Rose Enterprise Edition.

Methodologies: OOPS, OOAD, RUP.

Tools/IDE: WSAD 5.0, Eclipse 2.1. IBM Visual Age for Java 3.0/3.5/4.0,IBM Webshere studio(WSAD), JBuilder 5.x.

Database: Oracle 10g/11i, DB2 UDB. SQL, Sybase IQ, Exadata, MongoDB

Version Control Tools: WinCVS 1.3, VSS 6.0.

Others: Hibernate 3.0, HTML, XML/XSL/XSLT/XSD.

Other Tools: JUnit, Log4J, ANT.

Operating Systems: MS-DOS, UNIX, Solaris 5.x, Red Hat Linux 7.x, Win NT, 2003 Server 95/NT/2000/XP.

Hardware: IBM compatible 2 4PC

Protocols: TCP/IP, HTTP, HTTPS, TELNET, FTP, SNMP, SOAP, LDAP

Methodologies/Frameworks: Software Engineering (SDLC), OOAD/OMT, and UML, IBM Command Bean Framework (MVC), Design Patterns

PROFESSIONAL EXPERIENCE:

Confidential, AZ

Sr Middleware Admin/ Weblogic Admin

Responsibilities:

• As a Systems Administrator was responsible to work on the architecture of the projects to plan, implement and support J2EE applications on WebSphere6.1, WebLogic Platform 10.3.3/10.3 and Tomcat 6.2 in Solaris and Linux Environment.
• Setup and configured large Enterprise WebLogic Clusters utilizing WebLogic 10.3/9.2, wrote scripts and Java utilities that determine the performance of the Staging and Production sites.
• Responsible fore installation, configuration and support for Oracle Business Process Management Suite (OBPM) 10.3.2 on Linux Servers.
• Responsible for installation, configuration and support of WebSphere 6.1, WebLogic platform 10.3.3/10.3 and Tomcat 6.2/5.5 on Sun Solaris 10 and Linux Servers.
• Involved in application testing and analyzing performance metrics and creating respective resources.
• Created Portlets, books, pages for the Weblogic Portal applications
• As a Systems Admin and as a member of RTO (Risk Tech Operate/Shared Services) group used to troubleshoot all application level errors, even issues concerned with Operating System.
• Provided complete migration support for Middleware layer while moving whole infrastructure from Solaris to Linux.
• Assist developers, programmers, database administrators, and other users in resolving Middleware and application related issues
• Configured Middleware/application with LDAP for authentication and authorization.
• Developed UNIX tools using Perl, Bash, and C to simplify server management and to assist technical support personnel.
• Achieved best performance by tuning WebLogic environment, application tuning and kernel level OS tuning by automating the tasks to obtain performance metrics. Tasks include, JAVA Heap, CPU performance, JDBC performance, detecting memory and connection leaks etc.
• Optimized applications by providing the reports generated through Nagios and assisting developers to optimize the applications
• Directory Server monitoring (process, response, access logs, errors logs).
• Developed scripts (create, configure, start, stop, deploy and monitor health of server instance) using perl and middleware scripts.
• Developed UNIX shell scripts to automate daily jobs (password expiry, healthcheck reports, etc) and scheduling them through AUTOSYS.
• Standardize installation, configuration management, maintenance and monitoring; automate processes; enhance system security; disaster recovery planning.
• Installation and configuration of HTTP plug-ins for iPlanet/SunOne and Apache Web Servers.
• Configured SSL Certificates (PKI) for data encryption and client authentication and Two Way SSL for Application Servers and WebServers.
• Configured JDBC resources, data sources and bounded to the J2EE applications, configured the connection pools for the various data sources.
• Managing and monitoring databases like Oracle, Exadata, SybaseIQ and MongoDB.
• As a member of Infrastructure Support, running sqls/nosql (python based statements), creating Stored Procs, deploying application related configuration to Oracle, SybaseIQ and MongoDBs.
• Created the connection pools, various data sources, JMS connection Factories, Queues and topics.
• Configuring Execute Threads, Connection Pools and JMS Bridges etc. for different components of the system.
• Managing and Monitoring the JVM performance by Weblogic Heap Size, garbage collection, JDBC Pools. Developed scripts (start, stop, backup & recovery processes) for web application server administration.
• Responsible for application changes across different platforms- development, testing and production environments
• Involved in 24/7 support for production environments.

Environment: Solaris 10, RHEL, WebSphere6.1, WebLogic 10.3/10.3.3 , Tomcat 5.5/6.2, Perl, JVM 150 10, Sun One and iPlanet and Apache Web Servers, Oracle 8i,10g,11g, MongoDB Microsoft Windows 2000, 2003, 2008 Server, Outlook 2007, CVS, shell/bash/python script, VBScript, J2EE, LDAP (NDS - 4.1)

Confidential, WA

Sr.Middleware Engineer/ SOA Admin

Responsibilities:

• As a Systems Administrator was responsible to work on the architecture of the projects to plan, implement and support J2EE applications on WebLogic Platform 10.3/9.2 in Solaris 10 and Linux Environment.
• Setup and configured large Enterprise WebLogic Clusters utilizing WebLogic 10.3/9.2, wrote scripts and Java utilities that determine the performance of the Staging and Production sites.
• Responsible for installation, configuration and support of WebLogic platform 10.3/9.2 on Sun Solaris 10 and Linux Servers.
• Involved in WebLogic 10.3/9.2 testing and analyzing performance metrics and creating respective WebLogic resources.
• Created Portlets, books, pages for the Weblogic Portal applications
• As a Systems Admin and as a member of IT OPS group used to troubleshoot all application level errors, even issues concerned with Operating System.
• Provided complete migration support for WebLogic from WebLogic WLS8.1 to WL 9.2 tuning kernel parameters in Solaris 10.
• Assist developers, programmers, database administrators, and other users in resolving WebLogic and application related issues
• Developed migration and deployment scripts through Korn shell to enable successful migration from 8.1 tiers to 9.2 tier and creating JDBC Connection Pools and Data-Sources through batch process.
• Achieved best performance by tuning WebLogic environment, application tuning and kernel level OS tuning by automating the tasks to obtain performance metrics. Tasks include, JAVA Heap, CPU performance, JDBC performance, detecting memory and connection leaks etc.
• Optimized applications by providing the reports generated through Wily Introscope and assisting developers to optimize the applications
• Developed scripts (create, configure, start, stop, deploy and monitor weblogic instances) using WLST.
• Developed UNIX shell scripts to automate daily jobs (password expiry, healthcheck reports, etc).
• Installation and configuration of HTTP plug-ins for Sun One Web Servers.
• Installation, Configuring, troubleshooting and maintaining the Weblogic 8.1/9.2/10.3 and Sun one and iPlanet web server.
• Worked actively on configuring the Akamai Load balancer to the Sun One Webserver.
• Configured SSL Certificates (PKI) for data encryption and client authentication and Two Way SSL for Weblogic 9.2/10.3 using Keytool.
• Configured JDBC resources, data sources and bounded to the J2EE applications, configured the connection pools for the various data sources.
• Created the connection pools, various data sources, JMS connection Factories, Queues and topics.
• Configuring Execute Threads, Connection Pools and JMS Bridges etc. for different components of the system.
• Managing and Monitoring the JVM performance by Weblogic Heap Size, garbage collection, JDBC Pools. Developed scripts (start, stop, backup & recovery processes) for web application server administration.
• Responsible for application changes across different platforms- development, testing and production environments
• Involved in 24/7 support for production environments.

Environment: Solaris 10, RHEL, WebLogic 8.1/9.2/10.3 , Perl, JVM 150 10, Sun One and iPlanet Web Servers, Oracle 8i,10g Microsoft Windows 2000, 2003, 2008 Server, Outlook 2007, CVS, shell/bash/python script, VBScript, J2EE, LDAP (NDS - 4.1)

Confidential, NH

Weblogic admin

Responsibilities:

• As a Systems Administrator was responsible to work on the architecture of the projects to plan, implement and support J2EE applications on WebLogic 10/9.2/8.1 in Solaris 10 Environment.
• Wrote scripts for creating, configuring, starting weblogic servers using WLST.
• Setup and configured large Enterprise WebLogic Clusters utilizing BEA’s WebLogic 10 and 9.2 MP1, wrote scripts and Java utilities that determine the performance of the Staging and Production sites.
• Responsible for installation, configuration and support of WebLogic 10/9.2/8.1 on Sun Solaris 10 Servers.
• Involved in WebLogic 10/9.2/8.1 testing and analyzing performance metrics and creating respective WebLogic resources.
• As a Systems Admin (Server Management Group) used to troubleshoot issues concerned with Operating System.
• Upgraded severs from Solaris 8 to Solaris 10 using Jumpstart and configuring zones in SOLARIS 10.
• As a member of Server Management Group used to install and configure Solaris 10 OS on Sun V480's, V490's, V880's, and V890's; and 3rd party software such as Netbackup, CA agents, and Solstice Disksuite and Veritas volume manager and ZFS.
• Successfully implemented DNS, DHCP, NIS/NIS+, NFS with Solaris 10.
• Provided complete migration support for WebLogic from WebLogic WLS8.1 to WL 10 tuning kernel parameters in Solaris 10.
• Assist developers, programmers, database administrators, and other users in resolving WebLogic and application related issues
• Developed migration and deployment scripts through Korn shell to enable successful migration from 8.1 tiers to 10 tier and creating JDBC Connection Pools and Data-Sources through batch process.
• Achieved best performance by tuning WebLogic environment, application tuning and kernel level OS tuning by automating the tasks to obtain performance metrics.
• Optimized applications by providing the reports generated through Introscope and Jmeter, and assisting developers to optimize the applications.
• Installation and configuration of HTTP plug-ins for Apache Web Servers.
• Installation, Configuring, troubleshooting and maintaining the Weblogic 8.1/9.2/10 and Apache web server.
• Installed and configured MQ middleware and datapower to work with WebLogic Server. Also configured LDAP using Netscape directory Server for user authentication. Maintained Installable Services and Service components that are part of MQ product structure
• Configured JDBC resources, data sources and bounded to the J2EE applications, configured the connection pools for the various data sources.
• Created the connection pools, various data sources, JMS connection Factories, Queues and topics.
• Configuring Execute Threads, Connection Pools and JMS Bridges etc. for different components of the system.
• Managing and Monitoring the JVM performance by Weblogic Heap Size, garbage collection, JDBC Pools. Developed scripts (start, stop, backup & recovery processes) for web application server administration.
• Responsible for application changes across different platforms- development, testing and production environments
• Involved in 24/7 support for production environments and worked as Night Support resource (for eight months).

Environment: Solaris 10, BEA WebLogic 8.1/9.2/10, Perl, JVM 150 10, Apache Web Server, Oracle 8i,10g Microsoft Windows 2000, 2003 Server, SUN Solaris 10, Outlook 2000, CVS, shell/bash/python script, VBScript, J2EE, LDAP (NDS - 4.1)

Confidential, AZ

Middleware Engineer/ Weblogic Admin

Responsibilities:

• As a WebLogic Administrator was responsible to closely work with the architecture team to plan, implement and support J2EE applications on WebLogic 9.2 in Solaris 10 Environment.
• Setup and configured large Enterprise WebLogic Clusters utilizing BEA’s WebLogic 8 SP2, wrote scripts and Java utilities that determine the performance of the Staging and Production sites.
• Responsible for installation, configuration and support of WebLogic 9.2 on Sun Solaris 10 Servers.
• Involved in WebLogic 9.2 testing and analyzing performance metrics and creating WebLogic 9.2 MP1 resources.
• Provided complete migration support for WebLogic from WebLogic WLS8.1 to WL 9.2 tuning kernel parameters in Solaris 10.
• Developed migration and deployment scripts through Korn shell to enable successful migration from 8.1 tiers to 9.2 tier and creating JDBC Connection Pools and Data-Sources through batch process.
• Provided complete support in configuring the network traffic using Big IP - F5 load balancer.
• Achieved best performance by tuning WebLogic environment, application tuning and kernel level OS tuning by automating the tasks to obtain performance metrics. Tasks include, JAVA Heap, CPU performance, JDBC performance, detecting memory and connection leaks etc.
• Optimized applications by providing the reports generated through Introscope and Jmeter, and assisting developers to optimize the applications
• Installation and configuration of HTTP plug-ins for iPlanet Web Servers.
• Installation, Configuring, troubleshooting and maintaining the Weblogic 9.2 and Apache web server.
• Installed and configured Sun ONE web server (iPlanet) and MQ middle ware to work with WebLogic Server 9.2. Also configured LDAP using Netscape directory Server for user authentication. Maintained Installable Services and Service components that are part of MQ product structure
• Configured JDBC resources, data sources and bounded to the J2EE applications, configured the connection pools for the various data sources.
• Deployed applications on multiple WebLogic Servers and maintained Load balancing, high availability and Fail over functionality.
• Created the connection pools, various data sources, JMS connection Factories, Queues and topics.
• Configuring Execute Threads, Connection Pools and JMS Bridges etc. for different components of the system.
• Managing and Monitoring the JVM performance by Weblogic Heap Size, garbage collection, JDBC Pools. Developed scripts (start, stop, backup & recovery processes) for web application server administration.
• Responsible for application changes across different platforms- development, testing and production environments
• Involved in 24/7 support for production environments.

Environment: Solaris 10, BEA WebLogic 8.1/9.2, Perl, JVM 150 10, F5 load balancer, tomcat and IPlanet Web Server 6.1, Oracle 8i, Microsoft Windows 2000, 2003 Server, SUN Solaris 10, Outlook 2000, CVS, VBScript, J2EE, LDAP (NDS - 4.1)

Confidential, NJ

Web Engineer/ weblogic admin

• Provided support to Production, Development, Testing and Staging environments.
• Installation, Configuring, troubleshooting and maintaining the Weblogic 7.0/8.1 and IPlanet servers.
• Configured JDBC resources, data sources and bounded to the J2EE applications, configured the connection pools for the various data sources.
• Deployed applications on multiple WebLogic Servers and maintained Load balancing, high availability and Fail over functionality.
• Configuration of Application Servers BEA Weblogic8.1 on a single Server and a cluster of Servers.
• Managing and Monitoring the JVM performance by Weblogic Heap Size, garbage collection, JDBC Pools.
• Configured and administer WebLogic JDBC connections pools and Data Sources with Oracle 9.i database. Deployed various WAR, EAR, JAR applications in Domain and Clustered environments. Configuration and maintenance of J2EE Services including JDBC, JMS on WebLogic Server 8.1.
• Deployed applications on multiple WebLogic Servers and maintained Load balancing, high availability and Fail over functionality. Configured Clustering of EJB objects, JDBC Connections and JMS connection factories.
• Developed scripts (start, stop, backup & recovery processes) for web application server administration.
• Involved in Managing JNDI, Managing Security, Configuring and monitoring JMS.
• Responsible for application changes across different platforms- development, testing and production environments
• Configuration and Administration of iPlanet Web Servers and pointing the directives to appropriate WebLogic Servers
• Automating tasks to recycle the WebLogic instances, log file rotation and disk space utilization through scripts
• Involved in 24/7 support for production environments.

Environment: J2EE, Oracle 9i, Weblogic 7.0/8.1, F5 load balancer, Eclipse 3.2, SUN Solaris 7/8/9, JBuilder 9.0, JDBC, XML, Oracle9i, Ant1.5.1, Solaris, Rational Rose, PVCS.

Confidential, Seattle, WA

Weblogic admin

Responsibilities:

• Provided support to Development, Testing and Staging Environment.
• Being a system administrator, responsible for maintenance of WebLogic Application Servers, iPlanet, Web servers, and Oracle Database Servers.
• Responsible for Installation, Configuration and Administration of BEA WebLogic Application Servers 7 and 8.1 on Microsoft Windows NT and SUN Solaris Server Platforms.
• Responsible for WebLogic Domain and Cluster Creation and Management for High availability.
• Deployment of various application packages including JAR, WAR, EAR and properties using custom scripts in Development.
• Deployment of code using from Testing to Production for maintaining the concurrent versions.
• Involved in performance and regression testing of the application in the testing environment.
• Providing performance and system statistics and analyzing the bottlenecks using Introscope.
• Installation of SSL certificates for the WebLogic clustered environment.
• Creating and configuring connection pools for the applications.
• Designing and implementing the Application, Database Fail-Over strategies.
• Responsible for Administration for SUN IPlanet Web Servers.
• Managing JNDI, Managing Security, Configuring and monitoring JMS.
• Migration of Web Logic from 7 to 8.1 in all Environments.
• Creating new file system, permitting user to mount file system, monitoring free space, disk usage, locating files, checking & clearing log files, administration and monitoring of disk based file system.
• Installation of Oracle-8i Server, Oracle Client-8.0.6 Software on the application server and configuring the connectivity using JDBC drivers for the DB. Troubleshooting the connectivity from the Application to DB, maintenance of the DB’s in server.
• Installation of SUN Solaris-2.x, 8 on Sun Boxes Building a development, testing, staging Environment.
• Implemented monitoring of the production server at all the layers using customized shell scripts.
• Working System operation team to resolve production issues.

Environment: J2EE, Weblogic, HPUNIX, SUN Solaris 7/8/9, Sun one (iPlanet), JBOSS JavaBeans, Struts, JBuilder, Log4j, ANT, XML, XSL, XSLT, Weblogic workshop.

Confidential

Web system Engineer

• Configuration, implementation of Web Operations environment with I-planet, Apache, IIS, 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.
• Installed & Configured Cluster in Web logic 8.x environment.
• Configuration of JDBC connections and Data sources with Oracle database server 8.x, troubleshooting and fixing up problems.
• Interface with developers and project managers on application needs for new projects and for maintenance of existing systems
• Configured Network Channels, Network Access Points, Proxy Server, Node Manager on Web logic 6.x
• Installed and Configured I-Planet LDAP Server and integrated with Web logic Application Server 6.x
• Involved in configuration management, software deployment, change management, performance monitoring, and application maintenance for E-Commerce applications, and backend systems.
• Communicating, escalating and resolving problems in the integration, staging & production environments.
• Installation, Configuration and administration of I-Planet 4.1 & Sun One 6.0 Web 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.
• Installation and configuration of Oracle 9i database server on Sun Solaris O/S
• Installed Sun Solaris Operating System Security Patches,
• Auditing the syslog file, Install and configure Databases, Disabling unsafe services.
• Developed Shell script for UNIX environment

Environment: J2EE (EJB, JMS, JSP, Servlets, JDBC), Weblogic, HPUNIX, Solaris, Sun one, iPlanet Oracle, PL/SQL, Solaris, Windows XP.