weblogic administrator

SANDEEP

E-mail: **********@*****.***

Cell No: 303-***-****

SUMMARY:

• Over 7+ years of extensive experience in the IT industry on WebLogic Administration, Monitoring, Troubleshooting and Maintenance of WebLogic Servers.

• Experience in Maintaining BEA WebLogic Server, on different UNIX (Sun Solaris 9/10, HP-UNIX, and AIX) Red Hat Linux and Windows XP/NT/2000/98 setting up the Development, Testing, Staging and Production environments.

• Configured Node manager for administering the servers in WebLogic and Configured Web Server plug-ins for application servers (WebLogic).

• Solid experience in maintaining F5 Load balancing, High availability and Fail over Functionality.

• Deployed applications (WAR, JAR, and EAR) in Domain and Clustered environments of WebLogic 7.0/8.1/9.2/10.3

• Implemented automated procedures for deployment, configuration, startup, and shutdown procedures of services, tools, application servers

• Performed root cause analysis and suggested tuning methods for Server problems like Server Crashes, Hangs and Out of Memory issues in various JDKs like SUN JDK 1.3.x/1.4.x/1.5.x and BEA JROCKIT 1.4.x/1.5.0.

• Extensive experience with Web Servers administration which includes installation, configuration of IHS (V6.1.0.0/6.0.x.0), IIS (V5.x/6.0/7.0), I Planet (V4.0/6.0).

• Installed and Configured I-Planet LDAP Server and integrated with WebLogic Application Server (V6.1.x/7.0.x/8.1/x/9.1, 9.2.x/10.0) and Migration of WebLogic 8.1à 9.1à 10.0.

• Worked closely with Project manager, Development, Testing, Pre-Production and Production teams to align project deliverables within due dates and reporting issues.

• Proven skills in Troubleshooting, Performance Tuning and Performance Monitoring of WebLogic Server administration.

• Involved in load balancing and participated in capacity planning.

• Experience in both Clustered and non-Clustered environments.

• Experience in finding the Memory Leaks and adjusting the JVM Heap Sizes and GC Parameters.

• Experience in analyzing the various server logs and thread dumps to perform Root Cause Analysis.

• Expertise in Handling Code Releases and Deploying applications in Production.

• Worked closely with development and testing teams to implement fixes in Testing and Production environments.

• Experience working with databases like DB2, Point base, Oracle 9i/10g/11g and Sybase.

• Configured and administered Security and Authentication Siteminder 4.x and 5.5

• Expertise in Installations, configuration and administration of Web/Application servers like IIS, Apache Tomcat 5.5/4/1, SunONE webServer (IPlanet) 6.0/6.1, Apache webServer 1.3.x to 2.0.and IBM Web sphere Application servers.

• Strong experience in configuring and administering Connection Pools for JDBC connections, JMS server with IBM MQ series in WebLogic and JMS connection factories.

• Highly experienced in Migration of WebLogic from 8.1 to 9.2 and upgrade of JDK in application environments.

• Configured SSL: 1- way SSL and 2 - way SSL handshakes, created users, groups and roles for different management groups’ through-out the organization.

• Excellent working knowledge in implementing LDAP, Oracle 8i/9i/10g on UNIX (Solaris/AIX/Linux) and Windows 2000 /2003 environments

• Experience in writing Scripts to handle complex automation / administration using Shell scripting, WLST, ANT and WLShell.

• Managed HP OpenView Full Deployment Project, resulting in monitoring application servers .

• Provided an identity management and access control system as oracle access manager.

• Monitored network devices like routers, switches, Cisco PIX Firewall and Firewalls using HP openview.

• Expert knowledge with Object Oriented design and methodologies using JAVA in UNIX, Linux and Windows.

• Excellent knowledge in Web Based Applications using Java-J2EE Technologies (Java, Servlets, JSP, Struts, Hibernate, EJB, JMS and Services, XML, SOAP, WSDL).

• Excellent problem resolution and communication skills with ability to work under pressure in a highly visible role.

• Good understanding of Systems Development Life Cycle (SDLC).

TECHNICAL SKILLS:

Application Servers WebLogic 7.0/8.1/9.x/10.x, WebSphere 5.x/6.x,Tomcat 4.1/5.1

Web Servers Apache HTTP Server, Sun One (iPlanet) 6.0/ Sun One, IBM HTTP Web Server, IIS server(5/6)

Operating Systems Unix, Solaris (8, 9, 10), Linux (3, 4), IBM AIX, Windows 2K/XP/2003/vista

Tools/Utilities Site Minder, TOAD, Eclipse3.0, Ant5.1, Test-Director, BMC patrol, WILY Introscope

Databases Oracle 8i/9i,10G, DB2, MYSQL SERVER, MS Access

Languages Java, SQL and PL/SQL

Web Tools and Languages JSP, Servlets, JDBC, Java Script, WLST, Jython, XML, HTML.

Framework MVC, Apache Struts

PROFESSIONAL EXPERIENCE:

Trust Mark Insurance, Chicago, IL Dec’09 – Till Date.

WebLogic Administrator/Support.

Responsibilities:

• Installed, configured and administered WebLogic Server 9.2/10.3 on Red hat Linux 5/6, and Sun Solaris 9/10 in various environment including dev, QA, Stage (UAT), and prod environments.

• Supported on call schedule for Production support 24x7 SLAs (service level agreement)

• Used the BEA WebLogic Server Administration Console to control product-specific deployment details.

• Expertise in installing, configuring and administration of Apache HTTP 2.0 Web Server and Sun Web Server (iPlanet 6.1).

• Extensively Worked on Apache 2.2 and Iplanet 6.0 web server.

• Deployed the applications in formats WAR, JAR, and EAR in WebLogic 9.2.

• Configured and administered JDBC, JMS, JNDI, and SNMP in WebLogic Server 9.2.

• Configured Clustering EJB objects, JDBC connections and JMS connection factories.

• Installed and configured SiteMinder Policy Server (5.5, 6.0) on UNIX/Windows environments.

• Configured LDAP using Netscape directory Server for user authentication.

• Worked extensively in Clusters and Node manager issues for all customers and their issues.

• Manage WebLogic clusters, domains having 12-18 managed servers on cluster of machines

• Deployed the applications on multiple WebLogic Server and maintained Load balancing, high availability and Fail over functionality.

• Involved in End-to-End application support (administration) in WebLogic Platform.

• Setting up the cluster environment for WebLogic Server integrated with multiple workflows.

• Tuned the application in regard to JVM, pool size, cache with the help of performance monitoring tool, Wily Introscope.

• Installation, setup and configuration of Wily Enterprise Manager clustering which consists of MOM and collectors in Production environment.

• Applications migration of WebLogic server from previous version 9.2 to 10.3

• Wrote new and modified existing shell scripts for various day-to-day repeating work and monitoring purposes, such as code staging/deployments, server-bounce, file transfers, process-monitoring, log/error checks etc.

• Set up Cron-job for various processes/nightly batch jobs that run in Production, Training and QA environments.

Environment: BEA Weblogic 9.2/10.3, Solaris 8, Apache HTTP 2.0 Web Server, iPlanet (SunONE Web server)4.0/6.0, Siteminder, Unix/Linux, J2EE, Java Servlets, JSP, HTML, J2EE Clustering, Wily Introscope WindowsNT/2000, Shell/Perl Scripting, Oracle9i, IIS 5.0, Netscape Enterprise Server

Comcast, downington, PA. March’09 – Dec’09

WebLogic Administrator/Support.

Responsibilities:

• Performed Weblogic Server administration tasks such as installing, configuring, monitoring and performance tuning.

• Performed J2EE application deployment and administration including JAR, WAR, and EAR files

• Configured, maintained, deployed and trouble shoot of WebLogic on multiple platforms, deployments, trouble shooting and maintenance for production, development, QA and training environments.

• Installed and configured Apache HTTP Server 2.0, Tomcat 6.0, IIS 6 and Sun One Web Servers in various environments.

• Responsible for Load balancing and Performance tuning for various WebLogic Instances.

• Converted and automated builds using Ant. Scheduled automated nightly builds using cruise control.

• Configured users groups and Global Roles.

• Configured Clusters, Server groups and Cloning for improved availability and failover capacity.

• Using BMC software for service management and performance management.

• Created and configured Data Sources for database connectivity & JMS resources

• Configured global security in WebLogic using LDAP authentication

• Created domain configuration scripts to configure new domains, modify existing domains.

• Developed UNIX & WLST scripts to perform automated deployments.

• Created Crontab scripts for timely running jobs, performed Thread Analysis manually, performed Heap Analysis manually

• Analyzing thread dump & heap dump for weblogic application server.

• Involved in periodic backing up of configuration files.

• Performed system administrator level duties such as adding/deleting users, regularly monitoring user level activity, checking system logs, monitoring system performance

Environment: JDK1.4, J2EE, Jrockit8.1, JSP, WinNT, BMC, Servlets, EJB, LDAP, JDBC, XML, Oracle9i, WebLogic Server 9.2/8.0, Ant1.5.1, HP-UX, Solaris, Apache web server, sun one web server(iPlanet), Linux.

Amdocs (Sprint), Champaign, IL.

WebLogic Administrator Aug’08- March’09

Responsibilities:

• Installation, configuration and maintenance of WebLogic 8.1 with JDBC and JNDI services.

• Deployed applications on WebLogic Server and maintained Load balancing, High availability and Fail over functionality.

• Installed and configured Microsoft Internet Information server plug-in.

• Installed, configured and maintained iPlanet web servers on Solaris 2.x

• Installed and configured JBoss 4 and integrated Apache Web Server to work with the Application Server.

• Configure plug-ins which allows requests to be proxies from a IIS to WebLogic server

• Configured to receive requests from multiple virtual websites to WebLogic server.

• Configured Node Manager to administer managed servers.

• Configured F5 load balancer with weblogic8.1/9.2.

• Created Clusters for various applications in different domains, deployed Applications (WAR, JAR, and EAR) in Domain and Clustered environments.

• Troubleshooting server crashes.

• Configured JDBC connections and data sources for Oracle database server 9i.

• Tuned TCP/IP, JVMs, JVM heap size, garbage collections and Native thread’s.

• Developed Unix Shell (Korn & Bourne) scripts for day-to-day tasks.

• Monitored error logs, fixed problems and tuned parameters in WebLogic environment.

• Written SQL queries and PL/SQL procedures.

• Applications migration of WebLogic server from previous version 8.1 to 9.2

• Created Crontab scripts for timely running jobs, performed Thread Analysis manually, and performed Heap analysis manually.

• Developed shell scripts for automating maintenance and backups/restores.

• Monitored network devices like routers, switches, and Firewalls using HP open view.

• Involved in configuration management, software deployment, change management, performance monitoring, and application maintenance.

• Involved in doing a performance benchmark of WebLogic server by using Load runner.

Environment: Unix, Windows, WebLogic Server 8.1, WebSphere, Perl, shell script, python, wlst, ANT, Apache web server, iPlanet, Solaris 2.x, Siteminder, Web sphere, Remedy, Clear case, HP Open view Siteminder, F5 Load balancer, BEA Tuxedo,JAVA,J2EE.

Mattel, Middleton, WI Jan’06 - July‘08

WebLogic/Web Server Administrator

Responsibilities:

• Installation, configuration and maintenance of WebLogic 8.1 with JDBC and JNDI services.

• Installing, configuring and troubleshooting IIS, Apache web server, and Sun one web server, Tomcat, JBoss and WebLogic.

• Define processes standards, benchmarks for company’s webhosting services for customized client’s web hosting needs.

• Integration of web servers with Tomcat/Jboss.

• Configuring WebLogic Plug-in for web servers and deploying various J2EE applications (WAR, EAR, and JAR).

• Managing and Monitoring the JVM performance by WebLogic Heap Size, garbage collection, JDBC Pools. Writing scripts (start & stop) for web application server administration.

• Installation, configuration and administration of Netegrity’s single-sign-on product Siteminder policy server and web agent.

• Installing and configuring BMC PATROL products at customer sites for "proof of concept" and trials as well as post-sales implementation and support as needed.

• Worked with the BMC products to monitor and manage Internet servers Apache and IIS,NT,UNIX Solaris and Linux.

• Responsible for hardware, software, and other technical support in a Win 2k, Win 2k3 Active Directory Domain. Creating and maintaining containers, groups, and OU's.

• Server as a Workgroup Administrator providing technical support to the functional community in the resolution of administrative and technical system problems.

• Configure, test, and install hardware and software products. Analyze and resolve related problems.

• Create workstation and laptop images for rapid deployment and reduced user downtime.

• Troubleshoot and resolve Windows 2000, Windows XP Workstation operating systems and Microsoft Office Professional application related problems.

• Reading technical manuals, conferring with users, and conducting computer diagnostics to determine nature of problems and provide technical assistance.

Environment: BEA WebLogic 8.1, IIS 5.0, Unix/Linux, Shell/Perl Scripting, Oracle8i, Solaris 8, Apache Server 2.0, Sun one web server(iPlanet),BMC Patrol, Netscape Enterprise Server, Siteminder.

ICICI, Chennai, INDIA Feb’03 – Dec’05

WebLogic Administrator / Support

Responsibilities:

• Installing WebLogic7.0 and applied Service Packs in different environments

• Installation, configuration and administration of BEA WebLogic in clustered and non-clustered environments

• Monitoring tools/scripts to get important information from all of department’s servers operating system and application patch level, disk space and memory usage, users activities on day-to-day basis

• Configuring individual servers for different environments.

• Deployed J2EE Web and EJB modules using WebLogic Command Line Deploy tool and WebLogic Admin Console.

• Configuring JDBC Connection Pools, data sources, Execute Threads etc.

• Responsible for application changes across different platforms - development, testing and production environments.

• Installing and configuring SiteMinder and IIS on the Intel machines

• Used various security roles for maintaining security realms in staging and production environments.

• Worked on BMC consisted of giving demonstrations of our PATROL system monitoring products at customer sites and our briefing center.

• Used basic Perl scripting to automate the system.

• Perform File system and Application backups. Responsible for the maintenance of the application, troubleshooting applications problems on client and server side.

• Managing the User accounts and assisting users on the applications.

Environment: BEA WebLogic 7.0, IIS 5.0, Unix/Linux, WindowsNT/2000, Shell/Perl Scripting, Oracle8i, Apache Server 2.0, Siteminder, BMC Patrol

EDUCATION:

• Bachelor of Technology in Engineering, Vellore Institute of Technology, Vellore, Tamil Nadu, INDIA.

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