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GERARD VIJAY CHANDRAN MUTHAYIAN

SUMMARY

IBM certified WebSphere administrator and Cisco certified Network associate with over 9 years of experience on Middleware administration.

8+ of strong experience in IBM Websphere Application Server Administration and integration with various webservers, databases, Ldap and security servers.

6+ years of strong experience in Oracle Weblogic Application Server and Tomcat Administration and integration with various webservers, databases, Ldap and security servers.

Strong experience in setting up Websphere, Weblogic and Tomcat in the development, testing and production environments.

Experienced in Installation and Configuration of Websphere Application server 5.x, 6.x, 7.x, 8.x, Oracle Weblogic server 8.x, 9.x, and 10.x, IBM HTTP Server, Sun-one Webserver on AIX, Solaris, Linux and Windows platform.

Expertise in Websphere, Weblogic and Tomcat version upgrade and fixpack installation.

Experienced in Installing and Configuring IBM Websphere MQSeries V5.3/V6.0, creating local queues, remote queues, creating channels, listeners on Windows and Linux platforms.

Experience in both JACL and Jython scripting using wsadmin and shell scripting for various automation tasks and troubleshooting.

Lead the team for multiple Application Business Live for various countries like North America, EMEA, SEA, China, Hong Kong and Japan.

Involved in performing stress testing to test for workload balancing and memory leaks, connection pooling issues and tuning in Application Servers.

Good exposure towards OS platforms including Sun Solaris, Linux, AIX, VMware and Windows.

Technical Escalation point of contact for Middleware projects.

Lead the team on Root Cause Analysis (RCA) and implementing solutions across all servers.

Represent Middleware Team in War rooms and meetings for Application Technical and Business Live.

Good knowledge on Amazon Web Services (AWS).

WebServer installation and configuration (IBM Http Server and Apache WebServer).

TECHNICAL SKILLS

App Server IBM WebSphere Application Server V5.1, v6.1, v7.0, v8.5, Weblogic Application Server 9.2, 10.3, Tomcat Server v6.0, v7.0, v8.0.

Web Server IBM HTTP Server v2.0.47.1, Apache web server v2.0.47 and Iplanet.

Platform Sun Solaris 10 /8, AIX 5.3/5.2, 6.1, HPUX 11, Linux Redhat 6.1, VMware, Windows Server 2008, 2012 and z/OS (Mainframe).

Portal Server WebSphere Portal Server V6.1.0.5

Database Oracle 9i/10.2, DB2 8.1/9.

Process Server IBM WebSphere Process Server v6.1.2.

IDE Tools My Eclipse 5.0.1/7.x. RAD 7.0.0.2/7.5.x.

Testing tools Test Director.

LDAP SunOne, OpenLdap.

Monitoring Wily, PMI

Bug Tracking tool JIRA

CERTIFICATIONS:

IBM Certified WebSphere Administrator.

Cisco Certified Network Administrator.

PROFESSIONAL EXPERIENCE

CLIENT: Visa (Oct 2014 – April 2015)

Senior System Analyst

Technology: WebSphere Application Server v6.1, v7.0, v8.5, WebSphere MQ Server v7.5, Weblogic Application Server v10.2.3, v11g, Tomcat Server v6, v7, v8, IHS v7.0, v8.5, Apache Webserver v2.0.82, Windows, Unix and Linux.

Visa Inc. is an financial services corporation it facilitates electronic funds transfers throughout the world, most commonly through Visa-branded credit cards and debit cards. Visa provides financial

Institutions with Visa-branded payment products that they then use to offer credit, debit, prepaid and

Cashaccess programs to their customers.

Responsibilities:

Represent Middleware Team for Project requirement gathering and Kick-off meetings.

Installation / Configuration/ Administration of WebSphere, Weblogic and Tomcat

(TC) Application Server on multiple Platforms.

Hands on experience in analyzing Heap dump, Thread dump and Java cores.

Apache, vfabric and IHS webserver installation and configuration.

WebServer and Application Server Cluster configurations based on Business requirement.

Failover and High Availability testing for webservers and Appservers.

Performance tuning for webserver and Appservers based on user capacity.

Good knowledge on Connection Pool and WebContainer Parameters.

Application migration from WebSphere Application Server to Tomcat Server.

WebSphere MQ installation / configurations and Administration.

Schedule weekly meetings to track project status and open issues for middleware.

Fix security vulnerability for webservers and application servers.

Work closely with development, testing team, network and vendors (IBM and Oracle) for troubleshooting issues.

Create install plan for production infrastructure changes.

SSL certificate creation and configuration.

WebSphere, Weblogic, Tomcat fixpack and version upgrades.

Process and Log monitoring configurations.

Manage GIT / SVN repository for Middleware Project documents.

End to end knowledge on Middleware setup from Project setup to BAU.

Good understanding of Load balancing and networking topologies.

CLIENT: Citibank (Feb 2011 – Oct 2014)

Lead Administrator

Technology: WebSphere Application Server v6.1, v7.0, v8.5, WebSphere MQ Server v7.5, Weblogic Application Server v10.2.3, v11g, Tomcat Server v6, v7, v8, IHS v7.0, v8.5, Apache Webserver v2.0.82, Windows, Unix and Linux.

North Asia Rainbow is a suite of application used by Citiphone officers in Citibank for serving the Customers, Rainbow application is a suite which consists of Eclipse (Portal), FDS (WAS), Documentam for storing images, IVR (Phone Banking), CDE (Decisioning Engine) and CMR (Customer Management System). Rainbow as a product is based on Java and J2EE technologies.

Responsibilities:

Installation / Configuration/ Administration of WebSphere Portal Server, WebSphere Application Server, Weblogic Application Server and Tomcat Application Server on multiple Platforms.

Creation and Configuration of domains / Profiles using console or scripts.

Cluster creation and configuration based on the business requirement on WebSphere Portal Server, WebSphere Application Server, Weblogic Application Server (Vertical & Horizontal).

Implemented Dual Cluster topology for Application server which enables Zero Downtime for Business Users even during maintenance window like deployment and fixpacks upgrades.

Datacenter Architecture solutions from Server onboarding to Business Live.

Successfully managed multiple countries business live which includes SEA, China, Hong Kong, Japan and EMEA.

Certified environment to handle 6000 users concurrent user load based on business requirement.

Migrated Application from zLinux to Redhat linux servers.

Provided cost effective solutions and saved millions of dollars by sharing the servers based on the available capacity.

Technical Lead for Go2Common environment, which is an topology which combined multiple countries in single environment.

Certify environment for compliance Audit.

Manage Continuity of Business (COB/DR) which is a disaster recovery topology for Production servers.

SiteMinder (SSO) and TAI Configuration.

Provide Cost utilization and Man Efforts for a Project.

Strong experience in Analyzing, Troubleshooting and taking appropriate actions for Application /Web server errors and logs.

Successfully migrated application from WebSphere v6.x to 7.x and 8.x by interacting closely with multiple teams.

SSL configurations in IBM HTTP server, Portal Server and Application Server.

Raise Firewall request and LB request for Business URL configuration.

Configuration of Resource like Datasource, JMS, Shared Library and JVM arguments.

Maker/Checker role to validate environment before cutover.

Connect Direct Administration.

CLIENT: Ness Technologies India Pvt Ltd, Bangalore (Mar 2008 – Feb 2011)

Senior Software Engineer

Technology: WebSphere Application Server v6.1, v7.0, WebSphere Process Server v6.1.2, WebLogic Application Server v9.2, v10.3.2, IHS 7.0, Apache Webserver v2.0.82, Unix and Linux and Z/OS.

Chordiant Decision Management is a product that essentially combines the essence of statistical analysis combined with platform to develop business logic and apply it to real-time scenarios. Chordiant Decision Management is a Customer Relationship Management (CRM) product than uses state of the art

Technology to Personalize Interactions with end customers. This is a hardcore decisioning and Analytics product based to Java and J2EE technologies. A combination of components that involves in developing resources and running them against real time data to output decisions that can be monitored to streamline decisioning

In a future time span.

Responsibilities:

Installation / Configuration/ Administration of WebSphere Process Server, WebSphere Application Server, Weblogic Application Server on multiple Platforms.

Involved in Web Container, EJB Container and database connection pool performance tuning, Thread Dump Analysis, Core Dump Analysis.

Siteminder Webagent configuration in the webservers for SSO.

Load Balancer VIP configuration for Production URL’s.

Monitoring system availability and health of various servers and applications using Wily Introscope.

Coordination with change management, Incident Management, problem management and Knowledge management.

Successfully migrated Applications from WebSphere distributed systems to Mainframe stack.

Manage services like WebSphere, DB2 and CICS on z/OS platform.

Good knowledge on Dataset and PROC on z/OS platform.

Stop/start Jobs and deleting dump files in z/OS.

Z/OS TSO and ISPF console experience.

Divert WebSphere Application Server logs on z/OS to USS console through ISPF.

Work closely with IBM Team to resolve issues on WebSphere z/OS and DB2.

Multiple stack support combination like AIX/WPS/DB2, Solaris/Weblogic/Oracle and Linux/WAS/DB2.

Good working experiences with Session Management, creating replication domains for session persistence (Memory to Memory replication).

Automated daily build deployment using shell script.

Environment setup document (diagram) management under SVN repository.

Build acceptance test execution, raising installation defects.

Periodic Backup Operations.

Involved in entire SCRUM (AGILE) activities.

CLIENT: CSS CORP India Pvt Ltd, Chennai (Sep 2005 – Mar 2008)

System Administrator

Technology: WebSphere Application Server v6.1, WebLogic Application Server v9.2, IHS 6.1, Apache Webserver v2.0.82 and Linux.

Service Platform offers a J2EE application model which creates Distributed e-Business application which makes easier to build application. This is a customer support application which suits the business needs.

The third party integration like Avaya and Genesys for call routing methods makes this a strong customer support application. It’s developed on a Strong Business model which makes the application robust.

Responsibilities:

Installation / Configuration/ Maintenance of WebSphere Application Server with daily deployment on multiple Platforms.

Installation and configuration of Windows and Linux Operating Systems.

Manage Juniper Firewall and configuring firewall policies.

Database and LDAP setup on different windows and Linux certified stacks.

High Availability and Failover configuration in WebSphere Application Server.

Proxy Server configurations.

Create Change request for Infrastructure changes.

Disaster recovery support and executions.

Create and configure Data sources and JMS resources.

Deployment of web applications.

Validate installation defects fixed in new release.

Support the Dev and Test team for testing purpose. (Trouble shooting and maintenance of the projects deployed).

Prepare internal team documentation for new environment setups.

Review the install guides during release times.

JVM Log level and trace configurations in Application servers for debugging purpose to determine issues.

Startup scripts configurations on servers for weekly reboot.

Education:

B.Tech, Bachelor in Computer Science Engineering, Pondicherry University, Pondicherry, India.

LinkedIn: https://www.linkedin.com/pub/gerardvijaychandran-muthayian/2b/373/a82

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