SUMMARY

• Dedicated and hardworking professional having around 7+ years of IT industry experience and over 6 years of experience in the Middleware Server Administration which includes handling the Administration, Installation, Configuration and Troubleshooting of WebLogic Server 9.x/10.x/11g/12c, Jboss EAP 4.x/5.x/6.x or AS 6.x/7.x, WebSphere 8.x, SOA Suite.
• More than 3 years of experience in large - scale SOA/EAI implementations using Oracle Fusion Middleware (Oracle JDeveloper, Oracle SOA Suite, Oracle OSB, Oracle BAM and Oracle Weblogic).
• Administration using the system administration tools like Administration console, Node Manager, WLST, and Jboss Command-Line interface.
• Configured Managed Servers, Machines, Node Manager, Clusters, JDBC Connection Pools, JMS Servers, Connection Factories, Queues, Topics, Distributed Destinations and JMS Bridges.
• Expertise in installing, configuring, administering, and troubleshooting of Weblogic/Jboss/WebSphere domains, clusters and servers in distributed environments for SOA and J2EE platforms.
• Working Experience on weblogic.Deployer utility to deploy/update/redeploy/start/stop applications.
• Knowledge in usingTIBCO Administratorfor User Management, Resource Management and Application Management
• Expertise in usingTIBCO Hawktool for monitoring and managing distributed applications and operating systems
• Experience in Upgrading WebLogic Domains from WebLogic 8.x, 9.x to 10.x/11g and from WebLogic 10.x to Jboss 6.x.
• Experience wif Performance Monitoring tools like WILY Introscope, and JRockit Mission Control.
• Managed and Monitored Web Logic Server Performance by tuning JVM Heap size & GC parameters.
• Analyzed Thread dumps, Heap dumps, logs and Configuration files for Critical Errors and Created UNIX Shell scripts to automate logs cleanup and error log monitoring.
• Created SSL and Digital Certificates for secured communication between Applications.
• Working Experience on integration wif Site Minder, LDAP Server for Autantication and Authorization & Single Sign On setup.
• Create SSL certificates and integrated wif apache for transport level security.
• Secured Jboss images by establishing process for encrypting passwords and integrating wif LDAP.
• Performed tuning of Jboss application servers both at the JVM level as well as application level by gathering key metrics.
• Configured Weblogic Proxy Plug-ins from Apache to Web Logic server to provide Load Balancing.
• Experienced working in the various phases of the software development life cycle (SDLC) using methodologies like Waterfall and Agile.
• Hands on Experience on Oracle 9i/10g/11g, DB2, MySQL and MS SQL Servers.

TECHNICAL SKILLS

Application/Web Servers: WebLogic Server 8.x/9.2/10g/11g/12c, TIBCO Administrator & Hawk, Jboss EAP 4.x/5.x/6.x, Jboss AS 6.x/7.x, Oracle Application Server, Unix Server, WebSphere Application Server 6.x/7.x/8.x, IIS, Sonic MQ, Oracle SOA Suite

Web Technologies: XML, XSLT, XSD, HTML.

Languages: Java/J2EE(EJB,JMS,JDBC,JNDI), Python

Application Frameworks: Servlets 2.3, JSP 1.2, EJB 2.0, RMI, JDBC, JMS, JAAS, AWT, LDAP, Struts.

IDEs: Eclipse, SQL Developer, WebLogic Workshop 10.3.

Protocols: SOAP, LDAP, TCP/IP, HTTP, FTP, DNS, DHCP TELNET.

Scripting: UNIX shell scripting, Python WLST Scripting.

Operating Systems: UNIX, Sun Solaris 8.0/ 9.0/10.0, RedHat Linux (RHEL 5.0/6.0), Windows 2003/XP/2008/VISTA/7/8.1, Oracle Enterprise Linux.

Databases: Oracle 9i/10g/11g, MS SQL 2000/2005, MySQL, DB2 and PostgreSQL

Build and Other Tools: Ant, Jenkins, MS-Office Products, TOAD, SQL Developer, Putty, Open SSL, LDAP Server, Wily Introscope, Web Sphere MQSeries

PROFESSIONAL EXPERIENCE

Confidential, CA

Sr. Middleware Engineer

Responsibilities:

• Installed, Configured and Managed Enterprise Applications for SOA Suite, TIBCO Administrator, WebLogic Application Server 10.3/11g/12c and Jboss EAP 5.1.2/6.2, WebSphere 8.x on RedHat Linux 5/6, Sun Solaris 9/10 and Windows Machines.
• Maintenance of WebLogic/Jboss/WebSphere Application Servers on different platforms and setting up the Development, Testing, Staging and Production Environments for the ongoing Applications.
• Worked wif Architect/Developers in Configuring new Domains and setting up Environment for new Applications.
• Experience in backup and recovery of Oracle SOA suite dehydration store.
• Involved in designing SOA interfaces wif BPEL and ESB for different applications.
• Deployed WAR, JAR, EAR & RAR on WebLogic Cluster for High Availability, Load Balancing and Fail Over.
• Involved in setting Jboss EAP 6.x/Jboss 7.x environment across multiple machines wif domain controller and host controller processes.
• Deployed Jboss security patches into the environment manually and established a patch management process.
• Involved in Disaster Recovery exercises to validate the application failover across data centers.
• Created Domains, Configured Managed Servers, Machines, Node Manager, Clusters, JDBC Connection Pools, JMS Servers, Queues, Topics, Connection Factories, Distributed Destinations.
• Involved in Upgrading WebLogic Domains from WebLogic 10.3 to 11g/12c. Also involved in Migrating Applications Using Migration Scripts.
• Involved in JVM Performance Tuning by enabling verbose-gc and thus monitoring frequency and length of Garbage collection.
• Involved in taking Thread Dumps and analyzing performance issues. Also Monitoring the Log Files for Exceptions & Errors.
• Involved in Performance Tuning include Connection Pool Tuning, Backlog Buffering, and Prepared Statement Cache.
• Used WebLogic Scripting tool (WLST) to Create Domains, Managed Servers, Clusters and manually Users for Monitoring and Deploying Applications and also Troubleshooting,
• Configured WILY Introscope. Installed and Configured Wily Agent, Wily Enterprise manager and Introscope Work station.
• Authored UNIX Shell scripts & Python WLST scripts to automate logs cleanup and error log monitoring.
• Worked wif F5 Networks - Big-IP for load balancing of traffic to the various internet web services.
• Installation, Configuration and Maintenance of Apache Web Servers on different platforms based on Client requirements, Hosted Applications using Virtual Hosting in Apache server. Also Configured WebLogic Plugins to Apache Server For Load Balancing.
• Automated the installation of Weblogic products by maintaining a central image server through and thereby ensuring consistent product images across environments.
• Built automated installation tools like jbInstaller/apInstaller dat automates application installation using a configuration file for Jboss and Apache respectively.
• Experience in troubleshooting application connectivity issues using telnet, ping, traceroute, telnet
• Coordinated wif Data Base team, N/W team, System Admin and Dev Team while supporting production servers.
• Strong experience in documentation on issues, CRQs and RCAs.

Confidential, MA

Middleware Engineer

Responsibilities:

• Installed and Configured BEA WebLogic Application Server 9.2/10.x, Jboss EAP 4.x/5.x/6.0 on RedHat Linux 5/6, Solaris and Windows NT Platforms.
• Responsible for Installing and configuring Apache Web Servers on Heterogeneous Environments and Configured web Server Proxy Plugins to WebLogic Server for Communication.
• Involved in the Creation of Domains and Configured Clusters, Nodes, Node manager, Machines, Startup & Shutdown classes, Data Sources, JMS Servers, Connection Factories, Queues, Topics, Distributed Destinations, users, groups & roles for autantication & authorization.
• Involved in Deployment of various J2EE components Including JAR, WAR & EAR files on WebLogic 9.x/10.x and Jboss EAP 4.x/5.x/6.x.
• Created groups, users, roles and configured alerts in JON 2.4 (Jboss Operations Network) monitoring server.
• Worked extensively on the SOA infrastructure using Weblogic console and Enterprise Manager (EM) console to fix some critical performance, memory and transaction timeout issues in the system.
• Used the various error handling features of SOA Suite like Fault Management Framework, catch/catch-all branches, compensating transaction etc. to achieve robust error handling.
• Performed patch updates to Jboss using the manual procedures and also using JON.
• Configured Connection pools and Data sources for Weblogic 9.2/10.3, Jboss 4.2/5.0.1/5.1.0, and SJSAS 9.1 application servers wif backend oracle 9i/10g/11g RAC DB’s.
• Responsible for application (EAR, WAR, and EJB) deployment using console and command line Automated Deployment of the Applications using shell scripts.
• Basic Experience in Installation, Configuration and Administration of WebSphere MQ Series. Configured Queue Managers, Queues, Channels, Listeners and Triggers. Configured MQ as a Foreign JMS provider for WebLogic Server.
• Tier 1 Production Support during On-call and Tuned JVM. Monitored Thread dumps to check for Dead locks and identify the cause and monitored Heap Dumps to check for Garbage collection Stats.
• Involved in performance tuning of Servers, OS, N/w, and Database.
• Maintained WebLogic servers on different Environments for Development, Testing, Staging and Production for on-going application development.
• Developed shell scripts to automate backups and disaster recovery operations, automate scheduled maintenance by executing the scripts from the crontab.
• Created SSL and Digital Certificates for requesting, generating and implementation for the communication between web server and the Application Servers.
• Played a Crucial Role in the up gradation of WebLogic 8.x to 9.x/10.x and Jboss 4.x EAP to Jboss 5.x EAP. Used upgrade wizard in this process. Modified old scripts to compatible wif newer version.
• Performed migration of WebLogic 8.1.5 to Jboss 5.2 and JDK 1.4 to JDK 1.6.
• Worked wif H/w Load balancing Team to Configure WebLogic Server URLs on F5 for High Availability, Load Balancing & Failover.
• Configured WebSphere MQ using Connector Modules as a foreign JMS Provider.
• Configured Site Minder & LDAP Server for Single Sign On.
• Involved in 24X7 Production Support and troubleshooting Co-ordinate wif Different teams to diagnose & resolve Issues.

Confidential, NC

Middleware Administrator

Responsibilities:

• As a Middleware Administrator, responsible for administration, configuration, and monitoring of BEA WebLogic 9.2MP2 Application Server Environments on RHEL 5 servers.
• Responsible for Configuration and Administration of Sun One and Apache Web Servers, including installation and configuration of WebLogic proxy Plug-ins to proxy load balanced requests for dynamic content to backend WebLogic Application Servers.
• Involved in migrating the WebLogic Server from version 8.1 sp6 to WebLogic 9.2 and JDK version from 1.4 to JDK version 1.5.
• Responsible for installing SSL certificated on Apache and Sun One Web Servers.
• Used F5 Big-IP hardware Load Balancers to increase throughput, performance, availability and quick restoration of service.
• Involved in writing WLST Scripts to monitor the run time parameters of JVM Heaps, MBeans, Servlets, JDBC Connection Pools and JMS Connection Factories.
• Responsible for providing 24x7 on-calls Production supports.
• Responsible for configuring Wily Introscope to monitor the performance of WebLogic App Servers.
• Involved in using tools like Jmeter and Grinder to monitor the Java Specific applications.
• Assisted Performance testing teams to improve the overall performance of J2EE applications services on BEA WebLogic Application Server Platforms.
• Responsible for deploying various types of application packages including JAR, WAR and EAR files.
• Responsible for implementing solutions wif WebLogic for stand-alone and clustered environments using HTTP Plug-ins for Apache and SunOne Web Servers.
• Assisted development teams in activities such as load testing, troubleshooting and performance tuning of WebLogic Applications.

Confidential

Weblogic Administrator

Responsibilities:

• Performed BEA Web Logic Server 8.x administration tasks such as installation, configuration, monitoring, Production Support and performance tuning.
• Performed troubleshooting of the Production issues raised by business and IT application user through remedy tickets.
• Involved in installing and configuring Weblogic Application Server 8.x on windows on RHEL
• Strong Production support experience wif issue management, outage management, SLA management, communication of root cause analysis, monitoring and resolving the issues.
• Configured and administered of JDBC, JMS in Weblogic server.
• Created Startup and Shutdown for Admins as well as Managed servers.
• Configure and administered Connection pools for JDBC connections.
• Performance Tuning and troubleshooting for the application deployed on WebLogic container.
• Installed and configured apache to act as a proxy server to serve various applications.
• Understanding the business requirements and attending the specification meetings/QA meetings and release meetings.
• Wrote Shell scripts and to automate routine tasks like log parsing, auditing and patch audits.
• Configured new sites on Load balanced Apache servers.

Confidential

UNIX Administrator

Responsibilities:

• Installed and configured Red Hat Linux Server using Hands free Kick-start installation.
• Installed and administered DNS Server for training and Configured DHCP.
• Installed, configured, deployed and secured such as FTP, HTTPD and Samba Server for file and printer sharing.
• Implemented Network File System (NFS) for file sharing and network installation.
• Implemented Network Information System (NIS) for user autantication.
• Installed and configured Apache/Tomcat/Java/MySQL for the e-learning projects.
• Installed and configured Squid proxy for net sharing.
• Managed and monitored industry-specific application servers.
• Performed routine system management, operating system upgrades and software updates.
• System Backup and restore.
• Documented all system configuration and Procedures.
• Planned Pre installation for system policies and storage allocation.