PROFESSIONAL SUMMARY:

• 8 years of IT experience in the field of Client/Server Applications and Middleware Server Administration.
• 6+ years of extensive experience with Web Logic Server Administration for Production, Development, Staging, UAT & QA environments.
• Installed, Configured and Administered Oracle Web Logic Server versions 7.x/8.x/9.x/10.x/11g/12c in various environments.
• Experienced in troubleshooting, load balancing, clustering, deploying applications, Middleware performance tuning and maintenance of application & web servers.
• Expertise in administration of Apache HTTP 2.2 Web server, Microsoft IIS, Sun Java System Web Server and IBM HTTP Server on various platforms Solaris 9 & 10, Linux 5 & 6 and Windows.
• Configured and administered JDBC, JMS, JTA, JNDI and SNMP.
• Experienced in setting up multiple Domains and configuring Machines, Managed Servers and Node Managers in Clustered environments.
• Successfully migrated from 5.0 to 7.0 JBoss versions and currently working on Unix Amin and Deployed various WAR, JAR, and EAR applications in clustered environment using Admin console, Scripting infra, Shell scripts & WLST scripts.
• Good working Knowledge on different Databases like Oracle, DB2, Sybase and SQL Server, besides integrating them with applications.
• Excellent Bash, Perl, and Python scripting skills. Hands on experience working on Solaris.
• Used WebLogic scripting tool to administer, monitor Web Logic servers and performed regular Infraperformance tuning& Optimization, monitoring in WLST.
• Proven experience in troubleshooting by analyzing log files for probable errors.
• Highly expertise in migration projects of Web Logic from 9.2 to 11g1 and upgraded JDK in application environments.
• Managed and monitoring JVM performance tuning by adjusting WLS HEAP SIZES, Garbage Collection, JDBC pools and taking Thread dumps, Heap dumps, pstack, prstat and analyzing to find the problem in applications.
• Used web logic Monitoring tools like Wily, Introscope, and Site Scope.
• Identify Host Architecture, HBA, LVM, SVM, VxVM/VxFS, Drivers, BIOS Firmware Versions, VERITAS Cluster, Installed Patches, Packages and File Systems for UNIX.
• Upgrade HDLM, Power Path and VXDMP on Solaris 8/10, RHEL 4/5, SUSE Linux 9/10, AIX 5.2/5.3/6.1 .
• Performed Host Based Migration using VERITAS Plex Level Mirroring on UNIX.
• Involved in SDLC (Software Development Life Cycle) - Analysis, Design, Development and testing. Ability to deliver quality work under pressure and aptitude to meet the given deadlines .
• Provided 24/7 on-call support for production, strong team player, good analytical skills.

TECHNICAL SKILLS:

Prog. Languages: C, C++, JAVA/J2EE

Operating Systems: UNIX, Solaris, Red Hat LINUX, Windows 98/2000/NT/XP/VISTA.

Middleware Technologies: Oracle Web Logic Application Server 6.x./7.x./8.x./9.x/10.x./11g/12c Apache-HTTP Server 2.0/2.2, Sun One Web server 6.x, Apache Tomcat 6.x, MS ISS server 5.1/6.0, IBM-HTTP Server.

J2EE Technologies: Servlets, JSP, JDBC, JMS,EJB and swing components

IDE’s/Utilities: Eclipse, Web Logic Workshop, MS Visual Studio 2005, Putty, and WLST.

Networking & Protocols: TCP/IP, Telnet, HTTP, HTTPS, FTP, SNMP, LDAP, DNS, DHCP, ARP, SSL, ethereal and Wire shark

Other Tools: Windows SFU, Adobe Photoshop, Adobe Dreamweaver, Adobe Flash, MS Office.

PROFESSIONAL SYNOPSYS:

Confidential, San Jose, CA

Sr. Middleware/Weblogic Administrator

Responsibilities:

• Installing and Configured SOA Suite, Web Logic Servers, Web Logic Portal Servers, Oracle Service Bus Domains and Clusters.
• Experience in backup and recovery of Oracle SOA suite dehydration store.
• Managed production support and troubleshooting for various SOA Applications
• Worked on SOA 11g Adapters (AQ adapter and DB Adapter)
• Installed and configured Web Logic Application server 10.x/11g/12c using graphic and silent mode and configured the Web Logic domain.
• Performed Web Logic server administration tasks like configuring Managed servers and setup cluster environment.
• Configured Node Manager for running managed servers.
• Installed and configured Apache HTTP Server 2.0, Tomcat 6.0, IIS 6, Sun One Web Servers JBoss EAP 4.x/5.1.x in various environments Installed and configured plug-in for Apache HTTP server and Sun One Web server to proxy the request for Web Logic server.
• Experience in analyzing the proxy server log in comparison with Web Logic logs to narrow down the malformed request.
• Performed migration and up gradation tasks like upgrading Web Logic server 10.x to Web Logic 12c and updating JDK’s and installing service packs and patches for Web Logic Server.
• Troubleshooting everyday problems and issues by interacting with developer and testing teams and provided 24x7 On Call Production support on rotation basis.
• Deployed various J2EE and enterprise applications (WAR, JAR, RAR, EAR) on managed servers and cluster environment and maintained Load Balancing, High Availability and Failover.
• Created WLST and Bash scripts to monitor domains, recycle clusters, monitor disk space, monitor number of Apache connections, and ran them as cronjobs for timely running programs Configured JNDI as repository for EJB Home stubs, JDBCdata source, JMS connection factories, queues and topics.
• Configured and administered JDBC Connection pools/multi pools/ data sources on Web Logic.
• Involved in monitoring error logs, troubleshooting and fixing the problems.
• Handled Memory issues, such as application leak, Web Logic leak and sun java bug by tuning and profiling memory with third party tools.
• Implemented security by configuring Secured Socket Layer (SSL) for client authentication and data encryption.
• Installed and configured LDAP server using Sun One Directory server for user authentication.
• Configure Site minder with Web servers.
• Configure F5load balancer with Web servers.
• Developed and run Perl and WLST scripts and implemented auto deployment process.
• Solved server hang issues such as Deadlock, Application and Database level lock by taking thread dump and analyzed to get the root cause analysis of the hang.
• Performance is monitoring and JVM Heap size and EJB monitoring using Wily Introscope and Load testing using Mercury Load Runner and Jmeter with Thread and Heap analysis Using Samurai thread dump.
• TDA and Heap Analyzer for detecting blocking and locked threads.
• Monitoring BEA Web Logic server using tools such as wily, Java Management Extensions (JMX).
• Implemented standard backup procedures for both application and Web Logic server.
• Involved in assisting QA team in Load and Integration testing of J2EE applications on Web Logic Server.

Environment: Oracle Web Logic 10x/11g/12c, JDK 1.3/1.4/1.5, JRockit 8.1, Apache 2.x, Tomcat 6.0/6.1Sun One/ iPlanet, IIS 6, Solaris 8,9, Red Hat LINUX, Windows 2003, Oracle 8i/9i, JDBC, EJB, JSP, ServletsXML,MS Office.

Confidential, Minnespolis, MN

SR. JBOSS Administrator

Responsibilities:

• Performing controlled deployments between development, quality assurance and production environments.
• Installed and configured JBoss Application servers for DEV, QA and PROD systems.
• Preparing RCA for major incidents.
• Attending the pre and post review meeting of deployment plans.
• Installation, configuration and maintenance of Tomcat Apache 5.x/6.x/7.x and JBoss EAP 4.x/5.1.x on UNIX.
• Installation, configuration and maintenance Apache web server.
• Tune Tomcat/JBoss parameters for optimal system performance.
• Developed startup and shutdown scripts for the servers.
• Creation and maintenance of application servers with optimal configurations and data sources. Deployment and troubleshooting of JAR, WAR, and EAR files in domain and clustered environments.
• Configured log4j according to client threshold requirements.
• Trimmed the JBoss EAP to create the slim version of Application Servers.
• Secured the JBoss application server.
• Deployed web and enterprise applications on JBoss application server
• Involved in problem determination using application and error logs.
• Monitored applications for high availability.
• Using the Web Logic Server, build Java-based Internet pages and sites with dynamic, personalized document content.
• Used Web Logic Server to built-in rules to deliver a responsive, customized experience for users.
• Created bash and python scripts to take regular thread dumps and log rotations.
• Deployed applications from Admin Console of JBoss Eap 5.1 as well as done the hot deployment
• Tuned OS parameters like Swap and virtual Memory settings to improve the JBoss performance.
• Configured Apache for JBoss domains with virtual Servers.
• Providing continuous monitoring, troubleshooting, historical and real time performance monitoring of the Tomcat/JBOSS server environments.
• Develop and maintain UNIX scripts supporting the web administration function.
• Server Performance Tuning - Thread Dump Analysis, Core Dump Analysis when Server crashed unevenly.
• Cluster Configuration Single Cluster, Multiple Clusters and Deployment over clusters.
• Monitoring Tomcat/JBoss server’s health and security using App Dynamics monitoring tool.
• Tuning JVM heap size to maximize the number of clients accessing the applications.

Environment: JBoss Eap 5.1, JVM, Tomcat, Shell Scripting, ANT, UNIX (HP-UX).

Confidential, Minnetonka, MN sr. Weblogic/Apache Administrator

Responsibilities:

• Performed Web Logic Server administration tasks such as Installation, Configuration, Monitoring and Performance Tuning.
• Deployed various WAR,JAR and EAR applications in Production and non-production Environments
• Removing/Updating deployed applications within the application environment.
• Developed Startup, Shutdown and bounce the Web Logic server scripts.
• Installed and configured Apache web server 2.0 in all environments.
• Configured and administered JDBC Connection Pools/Multi Pools/Data Sources on Web Logic Server 8.x/9.x
• Created Managed Servers and Node Manager in Production Servers and test servers. Developed Scripts for deploying applications in different environments using web Logic .Deployer utility.
• Installed, configured and maintained JBoss Application Server.
• Installed and deployed Enterprise applications on JBoss application server.
• Performance tuning of heap size, garbage collections, java stack and Native thread & production performance.
• Administered performance tuning capabilities in solving environmental/configuration issues that customers have in web server plug-ins, Cluster setups, JMS Bridge configurations, Connection Pools setup etc., these involve third party products’ interaction with the BEA Web Logic Server.
• Deployed the applications on multiple Web Logic Servers.
• Maintained Load balancing, high availability and Failover functionalities.
• Created Work Managers for the specific applications based on their priority.
• Troubleshooting Web Logic Application Server connection pools and manager with Oracle8.x&7.x
• Involved with the developers in trouble shooting and fixing day-to-day problems of the applications in Production on 24/7 schedule
• Monitoring error logs, fixing problems and tuning parameters on Web Logic environment
• Monitoring the startup logs for any exceptions or errors. Performing regular health checks for the servers in the Testing and Production environments.

Environment: JDK 1.3, JDBC, SQL, XML, Oracle 8.i, Shell Scripting, WindowsBEA Web logic 8x, UNIX (HP-UX).

Confidential, Houston, TX

Middleware Operations Support Engineer

Responsibilities:

• Installation and Configuration of Web Logic Application Servers on Linux and Solaris.
• Installation and Configuration of Apache Web server
• Generate and Install the SSL Certificate.
• Deployment the .war and .ear files in Dev/Stage and production mode in Intranet/Internet Environments.
• Responsible for setting customized Site Minder Logins, Custom error responses On Apache web server
• Configure Message Bridge and JMS Queues and topics.
• Server Performance tuning and Trouble shoot the applications and server side issues.
• Create the Data Source, Connection Pool and test the Connection to connecting the DB or Not.
• Install the BEA License File.
• Deploying the New Sites in development and Production Mode.
• Creating the virtual hosts in apache Web server and Web Logic Server
• Creating the New Users and groups in Web Logic app server and provide the Global Roles
• Application backup with tar and zip.
• Space and log files monitoring.
• Process management.
• Scripting like to automate starting and stopping servers on physical reboot of Servers, ftp files between server and local machine, check status of servers and mail etc.

Environment: Web Logic 7.1,IIS, apache 1.3,Java, JMS, JDBC, UML, XML, Oracle, Solaris, Linux, and Windows NT

Confidential

Web/Solaris Administrator

Responsibilities:

• Installation, Configuration & Upgrade of Solaris, AIX, HP-UX, Linux and Windows operating system.
• Configuring NFS, NIS, NIS+, DNS, LDAP, Auto-mount and disk space management on Linux servers.
• Performed automated installations of Operating System using Jumpstart, Kickstart for Solaris and Linux.
• Installation and configuration of Apache, Websphere.
• Installation and configuration of Veritas Volume Manager, Veritas File System and Configuration and Administration of Veritas Cluster Server.
• Extensive use of volume management tool using Veritas Volume Manager to create disk groups, volumes with RAID architecture and layered volumes.
• Experience with configuring and managing Virtual disks, Disk Mirrors and RAID 0, 1 and 5 levels.
• Used VxVM to add disk, create new disk groups/volumes, resize, deport and import disk groups between servers.
• Extensive Experience in AIX System Dump Generation, resizing Dump devices, understanding errpt reports and coordinating on different issues with AIX System Support Center.
• Logical Volume Management (LVM) administration of Linux, Extensively used LVM, created VGs, LVs, and disk mirroring.
• Worked on Solaris 10 container technology, created local and global zones, modified local zone parameters, created file systems on local and global zones.
• Created Zetabyte file system (ZFS) in Solaris 10.
• Managed resources for zones using Solaris 10 container technology.
• Created/used LDOM in Solaris 10 and installed multiple OS.

Environment: JDK, J2EE, JSP, HTML/CSS, Servlets, Java Beans, AIX System P, RS6000, HACMP, VIOS, HMC, Sun Solaris 2.6 /2.7/7/8 Sun E450, E250, Sparc stations 20, Switches, Hubs, DAt & DLT Tape Drivers, Windows NT 4.0, 98, 95, Apache, IIS 4.0 and Oracle 8i.