SUMMARY

• Over 7 years of experience in Oracle Weblogic Server 8,9,10,12c and IBM Websphere Application Server 6.1,7 with primary roles being Middleware ADMIN, Environment Planning, implementation, administration and maintenance.
• Experience in Installation and configuration Application server and web server including Oracle Weblogic server, IBM WebSphereserver,Redhat JBOSS, Apache Tomcat, Apache web server, iPlanet, IBM HTTP Server on various platforms such as UNIX, LINUX and Windows.
• Good knowledge and experience in Upgrade,migration and implementing Patches in service window
• Involvement in Infrastructure Architecture meetings for planning of new applications architecture, upgrading and migrating old applications.
• Involved in application support for multiple critical applications.
• Have worked on implementing and configuring Single Sign On, LDAP
• Generated and renewed SSL certificates for application server as well as web servers.
• Extensive experience in managing Servers in a 24x7production environment.
• Vast experience in configuring multiple domains including machines, manage servers, node managers and clustered environments.
• Proven ability to define System requirements, recommending solutions, analyze capacity and makes appropriate modifications.
• Good Experience in BMC remedy ticketing tool.
• Knowledge in Core Java, Perl scripting;
• Good knowledge in monitoring tools such as JConsole, Zabbix, Mission Control.
• Analyzing and resolving escalated problems within SLA period.
• Extensive hands - on experience in setting up multiple clusters and implementing Load Balancing, High Availability and Failover functionality.
• Analyzed Memory Leak issues, Root Cause Analysis, and identification of potential bottlenecks in various application and web servers
• Analyzing the Log Files, Thread Dumps, JVM Dumps, Exception Stack Traces
• Deploying different applications likeWAR, JAR, and EAR in application server and dynamic and staticcontents in web server.
• Developed scripts using shell scripting and WLST for automation of administration.
• Configuring database connectivity using JDBC Database and Connection pools.
• Configured Siteminder connectivity with web server for security purpose.
• Experience in designing, planning and implementing DR Exercises.
• Worked with the firewall team to get access across firewalls
• Having very good experience in performance tuning
• Involved in all Business production release
• Experience in Implementing standard production Health Check Templates for daily production health check reports for executive reporting.
• Experience in interacting with Oracle and IBMfor issues and resolution.
• Conducted various interviews to recruit resources for the practice in previous organizations
• Worked in Telecom, Banking&Retail domains.
• Volunteered and convinced the client to take over the project for the company.
• Committed to excellence, self-motivator, quick-learner, diligent, team-player with strong problem-solving skills and communication skills.

TECHNICAL SKILLS

Operating System: Red Hat Linux, UNIX (Solaris, AIX), Windows XP, Windows Server 2008

Application Server: Oracle Weblogic Server 8,9,10,12c ; IBM Websphere Application Server 6.1,7 ; RedhatJboss Application server, Oracle Application server, Apache Tomcat

Web Server: Apache Web Server, IBM HTTP,iPlanet, IIS

Programming Languages: C, C++, Core Java, SQL

Monitoring Tools: Mission Control,JConsole, ZABBIX

Database: Oracle 10g, MySQLBuild Tool SCM

PROFESSIONAL EXPERIENCE

Confidential, Boston, MA

Weblogic, WebSphere and Jboss Administrator

Responsibilities:

• Worked as Middleware Expert for Confidential financial applications.
• Support responsibilities included production, DR, UAT, Dev environment for Confidential financial domains
• Installed and configured WebLogic Application Server, WebSphere Application Server, Jboss in production, DR, test and developmentenvironments.
• Generated and renewed SSL Certificates
• Configuration of LDAP Server on Weblogic/WebSphere Server to provide the Group and Roles Management.
• Deployment of Java J2EE application in production environments.
• Perform disaster recovery tasks during the DR exercise.
• Involved in On Call support for the Production environment.
• Installed and configured IBM HTTP Server .
• Developed scripts for automatic old logs to be deleted from server to avoid memory issues..
• Provided support for teams in activities such as Load testing, troubleshooting, and performance tuning.
• Involved in trouble shooting and fixing day-to-day problems of the applications in various environments.
• Extensively used BMC Remedy as a change management tool for better visibility
• In charge of Auditing, Access Status for all the resources in the team.

Environment: WLS, WAS, Jboss, IBM HTTP Server, Apache web server, Tomcat on UNIX OS.

Confidential, Newport Beach, CA

WebLogic Administrator

Responsibilities:

• Migrated Weblogic 9.1 on solaris to Weblogic 12c on windows.
• In Charge of complete project.
• Installed and configured WebLogic Application Server inproduction and testing environments.
• Creation of SSL Certificates and configure them for Weblogic Server Instances.
• Development and implementation windows services for various administration tasks.
• Participating in the hardware and software procurement to support the growth.
• Working closely with the firewall, and network team .
• Deployed the applications on multiple WebLogic Servers and maintained Load balancing, high availability and Fail over functionality.
• Created user roles and groups for securing the resources using local operating system authentication.
• Worked with various project teams to provide support in performance tuning and issue resolution.
• Have been the single point of contact for client deliverables
• Deployment of various applications on test and production environment.

Environment: WebLogic, iPlanet on windows 2008.

Confidential, Plano, TX

WebLogic, WebSphere, Jboss Admin

Responsibilities:

• Successful transition of Renner Project.
• Work as application infrastructure support for Retail Marketing applications.
• Involve in documentation and automation of business as usual activities in Middleware deployment & support
• Installed, Configured, Administering Web and Application Servers, Upgraded domains, clusters and managed servers in Development, test and Production environments on various platforms.
• Deployed WAR, EAR, JAR applications in Clustered environment using Load balancing, High Availability, Fail over and Performance tuning parameters.
• Built and Deployed J2EE applications using IBM Rational Clear Case, and WINSCP on WebLogic 8.1/10.x/11g/12c for Release and Maintenance.
• Created and modified UNIX Shell Scripts to facilitate the monitoring and administration of application server instances and deployments of J2EE applications.
• Created and Configured JMS Servers, JMS Modules, JDBC Data Sources, JDBC Connection Pools, and JMS Bridge.
• Configured SSL (Secure Sockets Layer) and obtained digital certificates, private key for Web server and application servers to provide secure connections.
• Tuned JVM Heap Size and Garbage Collection parameters for the optimal performance of the applications and WebLogic Server.
• Analyzed Memory Leak issues, Root Cause Analysis, and identification of potential bottlenecks in various java applications
• Troubleshot emerging application issues from configuration to code issues.
• Provided 24/7 on call Production Support.

Environment: Apache Tomcat, Oracle iAS, iPlanet administrator on UNIX, Linux

Confidential

Responsibilities:

• Work as Middleware Administrator for Banking applications.
• Handle responsibilities of monitoring, troubleshooting and configuration changes as per requirement of production and test environment.
• Handle deployment of applications on test and production environment.
• Provided 24/7 on call Production Support.
• Involve in documentation and prepared SOPs, KOPs.
• Involved in System Improvement team

Environment: WebSphere, Weblogic Apache, iPlanet UNIX

Confidential, Atlanta, GA

WebSphere, WebLogic, iPlanet, HTTP Administrator

Responsibilities:

• Production/ Pre-Prod/Test/ Development support for Confidential &T online service domain
• Application Support for application’s on Weblogic Server 8,9,10, HTTP Server, iPlanet 6.1,7.2 etc
• Support involved in configuration, administration of WLS,WAS, Webserver on UNIX platform
• Involve in Migration and Integration as business requirement.
• Creation of clusters and configuring the failover mechanisms.
• Deployed enterprise J2EE applications on clustered environment
• Involve in release & Deployments of 25+ applications for the complete lifecycle from development to production
• Ensure uninterrupted Online Tools’ availability and smooth flow of information within the organization and outside and report any shortcomings to the seniors
• Configuring JDBC Data sources, JMS servers and Distributed destinations queues and topics. Configured Security authenticators, managed security realms.
• Generated /analyzed core/heap dumps and thread dumps and worked with development teams and Oracle Support to resolve the issue.
• Configuring, installing and tuning apache on system-test, stage and production environment
• Fine-tuning the JVM, GC, managed queues, connection pool, and cluster configuration to improve performance of the system
• Configuration with Siteminder for security reasons.
• Handling Release plans and Deployment Plans
• Trouble shooting production problems as they occur and drilling down to root cause and corrective actions.
• Request, Install and configure the VeriSign SSL certificates on Sun One Web Servers.
• Involved in Troubleshooting and Performance tuning and load balancing to ensure all applications are available and working fine
• Monitor application’s environment through email & SMS and ensuring the alerts are cleared as per the SLA.
• Prepare and implement the PWP (Production Work Plan) for each release and ECR (Emergency Change Request). Available 24/7 to respond to emergency situations as a primary or backup.
• Manage incoming work requests (including new builds, configuration changes and modifications, and problem fixes) and delegated to a team of four infrastructure specialists
• Generate and renew SSL Certificates
• Maintain Servers Password inventory

Confidential, Sunnyvale, CA

WebLogic, iPlanet& Application Support/Admin

Responsibilities:

• Maintain & Administer Weblogic Servers & Websphere Application Server
• Setup development environments which includes Weblogic, iPlanet, WAS, in-house build’s software
• Manage incoming work requests (including new builds, configuration changes and modifications, and problem fixes)
• Involve in SSL certificate renewal and maintaining inventory
• Analyze and resolve issues.
• Creation of Domains and configuring the cluster.
• Deploying the various applications.
• Creation of application related components like Connection Pools, File store /JDBC Store, JMS Servers, Distributed queues, Connection Factory, Bridges, Startup Classes.
• Change Management - Raise Change Requests and Deployment.
• Availability Management - Proactive monitoring and raise alerts.
• Reporting - Prepare monthly reports for SLA violation if any
• Produce Service Improvement Plan.