ARCHANA Email ID:darchana5354@gmail.com Phone Number: (561) 526-3804

 

Professional Summary:

Over 7 year’s professional experience in the I.T. industry. Over 2 years’ experience as WebSphere E-commerce Administrator  experience with WebSphere Application Server System Installation, Configuration, Deployment, Administration and Production Support on heterogeneous systems like AIX, Linux, Amazon cloud and Windows NT environment with different versions of WebSphere Application Server for  B2B and B2C comparison ecommerce products.

·  Expertise in installation, configuration, maintenance and administration of IBM WebSphere Application Server 5.x/6.x/8.0/8.5, IBM HTTP Server, Apache, WebSphere MQ, LDAP.

·  Deployment, software installation, maintenance, fixes upgrades, general administration, troubleshooting and performance tuning of IBM WebSphere Application Server 5.x/6.x/8.0/8.5. 5 Webservers like IBM HTTP Webserver, Apache Webserver.

·  Amazon Web services: Installed and configured WebSphere Application Server 8.5 on Amazon cloud EC2 instance and Deployed Applications on Cloud instances.

 

WebSphere Application server:

·  Extensive experience in installation, configuration, and administration of WebSphere Application Server, IBM HTTP Server, WebSphere MQ, Amazon Cloud, Linux, and Windows.

·  Responsible for installation, configuration and maintenance of WebSphere Application Server (Base and ND), WebSphere Portal Server, WebSphere MQ in a heterogeneous environment, installed fix packs, eFixes, and cumulative fixes to the existing infrastructure and automated it.

•             Involved in migrating WebSphere Application Server 6.1 to 8.0, 8.5 on UNIX and Linux platform. Involved in upgrading Fix packs 6.1 to 7.x, 8.x, 8.5.
•             The deployment of content delivery networks (CDN)

WSADMIN Scripts:

·  Wrote wsadmin - JACL, Jython shell scripts to automate various WAS administration and deployment tasks such as JVM and resource configurations, J2EE application deployment, ear/war/jar installation, backups, JVM export/import and the like.

Performance Tuning: 

·  Highly experienced in performance tuning and monitoring using HP Sitescope, Dynatrace, Wily Introscope, Gomez and Tivoli Performance Viewer and also expertise in configuring Dynatrace Manager/Agent/clustering, in order to monitor WAS.

·  Monitored Applications and WAS performance through Tivoli Performance Viewer and tuned the system caching, queuing, JVM parameters, DB Connection Pooling.

·  Worked with IBM on problem determination, troubleshooting, and resolution -- PMRs, running and submitting must gather scripts and output, turning on trace, verbose-gc, taking thread and heap dumps.

·  Performed root-cause analysis for Production outages and provided management with analysis reports.

 

Content Management:

·  Configured and worked on Akamai to clear the B2B and B2C cache content removal following the production releases.

·  The deployment of content delivery networks (CDN) such as from Global dev,Webcat to Nonproduction and production environments.

 

Clustering:

·  Created and architected the WebSphere cells, Horizontal and Vertical clusters, and created cluster members in effort to create fault-tolerant, scalable, and highly available WebSphere environment for around 90-100 applications.

Apache/HTTP/Tom cat web server:

·  Highly experienced working with generation / manual updation / propagation of plug-in both in the internal and external DMZ HTTP server.

·  Experience in configuring SSL security for the HTTP servers and the plugin. And also SSL Certificate request generation and certificate implementation on web servers.

·  Highly skilled in updating plugin and config file for troubleshooting and improving performance.

Work load management:

·  Successful implementations of Workload Management (WLM) using cloning and clustering techniques including Horizontal and Vertical Clustering for failover and backup/recovery processes.

·  Implements/monitors Work Load Management (WLM) methodology and failover mechanisms using content based routing (CBR) on demand routing (ODR), health policies, and service policies.

Security:

·              Configured global security for WebSphere Application Server using IBM Directory Server as LDAP user registry and configured SSL for Ldap communication.

·              Well versed in creating resources, modifying properties, view runtime attributes, commit modifications and securing administrative server using Authentication, Authorization, Certificates, Credentials, Permissions, WebSphere Resources (Servlets, JSP files, HTML files).

Enterprise MQ:

·  Configured Queue Connections Factories, Queue Definitions, and Listener Ports in order to provide connectivity to Enterprise MQ infrastructure and also worked on Service Integration Bus (SIB) configuration in Amazon clouds services.

JDBC Providers /Databases:

·  Catalogued DB2 Node and DB Catalogs to connect to mainframe DB2 databases via DB2Connect server.

·  Works closely with developers to define and configure web applications, web resources, servlets, and JDBC drivers.

·  Created JDBC Providers and Data sources authentication aliases in order to provide connectivity to Oracle, DB2 databases.

PMR:

·  Created IBM Problem Management Records (PMR) to report WebSphere Application Server problems.

·  Analyzed log files to solve problems using debugging tools like Log Analyzer, First Failure Data Capture Tool and Collector Tool and sent to IBM.

Releases: Coordinated between Application Support Team (Team supporting the application), Testing team, Release Management (Team responsible for releasing application in Production Environment) for streamlined successful application release in Production Live environment.

Call Rotation: Expertise in supporting enterprise based distributed applications over a wide range of operating environments on a 24/7 rotation basis for high volume, secure transactions and Web services.

 

 

 

Technical Experience:

 

 

Professional Experience:

 

Client: Office Depot Office max Boca Raton, Florida.                   Jan’2013-Till Date

 

Senior Systems Engineer -WebSphere Ecommerce Administrator

 

Responsibilities:

 

·  Installed, configured and maintained enterprise applications on IBM WebSphere Application Server  6x/8.0/8.5, Apache Tomcat, IBM HTTP Web Server in Windows and Linux

·  Generated & Configured Plug-ins for a number of web servers which involves IHS, Apache Servers

·  Experienced on Upgrading Web Servers like Apache, iPlanet, IBM HTTP Server.

·  Expertise in Deployment & Management of E-commerce sites by providing maximum performance, Scalability & adaptability.

·  Experienced Providing Rich B2B(business-to-business) interactions to Clients based on Enterprise level Online-shopping Transactions .

·  Deployed WAR, JAR and EAR applications on multiple WebSphere servers and maintained DNS, Load Balancing, High Availability and Failover functionality.

·  Provided High level clustering (Horizontal/Vertical) techniques with Round-Robin method, load balancing to all the environments

·  Deployed Enterprise J2EE Applications on WebSphere 6.1/8.0/8.5 that involves EAR, JAR, WAR files

·  Experienced in providing VeriSign Digital SSL certificates for all Java Enterprise Level Applications.

·  Applied Fix packs for all the environments on WebSphere Extended Deployment Manager (WXD)

·  Hands On Experience on Upgrading Archive files for all the Code releases which involves WAR, JAR, EAR

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

·  Configured WebSphere Resources including JMS, JDBC Work Managers, Connection pooling and many Resources for WebSphere Environments.

·  Experienced on generating Digital SSL certificates for Authentications.

·  Maintained JDBC Drivers, Connection pooling for the Databases like Oracle, DB2.

·  Involved in migration of the applications from WebSphere 8.0 to 8.5 and worked closely with development team. Applied Refresh packs, fix packs and cumulative fixes for WebSphere, IHS and plugins.

·  Good working experience in enabling WebSphere global security using Local OS and Sun One LDAP (LTPA mechanism),SSL configuration, Ordering Verisign certs, Creating key database using Ikeyman and  key tools, import/export certs and create self-signed certs for Dev and test environments. Worked closely with different teams providing single-sign on solutions using LDAP.

·  Installed & Configured Internal sites to be accessed externally, configured IBM Http Server.

·  Developed WSADMIN scripts using JACL, python for automation of WebSphere processes including start/stop, creating and configuring serves, clusters, JDBC, deploying applications. Worked on Linux shell scripts for log rotation, Shell scripts for WebSphere , Webservers processes.

·  Used WebSphere backup and restore scripts for backing up WebSphere repository.

·  Worked with IBM Support and development teams in resolving issues related to application memory leaks, analyzing java cores and heap dumps using Thread and Heap analyzer tools.

·  Worked and solved variety of issues with WebSphere and J2EE applications. Provided 24/7 support for critical applications with on-call pager rotation, flexible to work during off hours.

 

Environment: WebSphere application Server 5.x/6.0,7.0/8.0/8.5 IBM Http Server 1.3/2.0, Apache WebServer V2.0.47, LDPA, Java, J2EE, JSP, Servlets, EJB, XML, JDBC, JavaScript, Microsoft SQL Server2000, ORACLE 8i/9i/10g, DB2 V7.1/8.1, HTML, AIX 5.3/5.2, RedHat Linux V9, Jacl, python Scripting.

 

Client:  Home Depot, Atlanta, Georgia                                                 Feb 2011–Dec 2012

 

WebSphere Administrator

 

Responsibilities:

 

·              Installation and configuration of IBM Web Sphere Application Server 6.1,/7.0 IHS 2.x/6.0,Apache 2.x. in Development, Testing and Production Environment.

·              Worked on WAS Global Security using Sun Directory Server and SSL for Web Server using Ikeyman and key tool. Created self-signed certificates, ordered digital certs and enabled mutual authentication.

·              Configured WebSphere Application Server with DB2 and IBM Tivoli Directory LDAP to authenticate users from the based authentication.

·              Involved in transferring  portal databases from Cloudscape to DB2

·              Worked with Load Balancing of web sphere using Horizontal and vertical clusters for failover and effective resource utilization.

·              Involved in configuration of Site Minder agent on IBM Http Server for single-sign on.

·              Involved in deploying the J2EE EAR files jar and war files including automated deployment of the applications.

·              Configured WebSphere resources for database (JDBC providers and data sources) and MQ resources.

·              Performance tuning using Tivoli Performance viewer, configuring caching, queuing, pooling, JVM parameters.

·              Troubleshoot applications using WebSphere Application Server logs, FFDC logs, analyzing java cores and heap dumps.

·              Responsible for Support and reliable maintenance of the applications on different platforms for on-going application development.

·              Worked with Session Management, creating replication domains for session persistence (Memory to Memory replication) using client server methodology. Used WebSphere   backup and restore scripts for backing up WebSphere repository

 

Environment: WebSphere Application Server 5.x/6.x,/7.0, IBM Http Server 2.x0/6.0, Apache

2.xDB2, AIX 5.3, JDBC 3.0, ORACLE 11i, IBM WebSphere MQ5.3, Solaris 5.10

 

 

 

 

 

Client: Walgreens, Deerfield, IL                                                        Jan2010- Feb2011

 

 

WebSphere Administrator

 

Responsibilities:

·                                   Installation, Configuration of Websphere application server 5.x/6.x for clustered environments and creation of data sources.

·                                   Administer websphere 6.x and 7.x in production environment

·                                   Troubleshooting various problems in different stages of development using log files and with coordination from development teams.

·                                   Supported application teams in fixing the performance issues in production environments.

·                                   Involved in capacity planning of servers in production environment.

·                                   Implemented standard backup procedures for both application DB and WebSphere backup of configuration files.

·                                   Created clones/cluster members on different nodes and configured them on respective Server Group.

·                                   Created and managed the connection pools for Data sources.

·                                   Configured Data Source for application on different scopes (cell, node, server and cluster).

·                                   Configured Virtual hosts for host aliases for each cluster member.

·                                   Enabling security and setting Single Sign on.

·                                   Monitored and Troubleshot the App Servers for errors

·                                   Deploying application in WAS using admin Console and also through scripts.

·                                   Proven experience in production support for WAS

·                                   Configuration of Security, Network, Namespace binding and JDBC resources

·                                   WAS Admin scripting

·                                   Federation with multiple profiles

Environment: WebSphere Application Server 5.0/6.0,/7.0 IBM Http Server 2.x, WSCP scripts, Resource Analyzer, Windows NT/2000, JSP, Servlets, DB2, MySQL.

 

 

Volus Infotech, India                                                                                May’08-Dec’09

 

WebSphere Administrator

 

Responsibilities:

·  Installed and Configured WebSphere Application Server 5.0/6.1 and IBM HTTP Server 6.1 on Red hat Linux&AIX.

·  Involved in configuration and performance tuning. Created clusters to manage work load and process failure.

·  Created Clusters and instances in WebSphere Network Deployment to support high availability, fail over and implemented horizontal clustering.

·  Implemented upgrading tasks to both WAS and IHS by applying fix packs

·  Deployment and troubleshooting of JAR, WAR, and EAR files in clustered environment.

·  Monitoring error logs, fixing problems and tuning parameters on WebSphere Application Server.

·  Monitor, analyze and fine-tune application resources (enterprise beans, servlet etc.) and J2EE runtime parameters such as JVM heap size, memory usage, thread pools etc.

·  Involved in troubleshooting with IBM Heap Analyzer and IBM Thread Dump Analyzer to improve performance.

·  Used Tivoli Performance Viewer to monitor WebSphere Applications and tuned the environment accordingly like changing the JVM Heap, and Connection Pool sizes.

·  Managed security and performance of EJB containers and web applications by effective distribution of incoming work requests in the clustered WebSphere environment

·  Configured IBM LDAP directory access protocol for different levels of user access.

 

Environment: WebSphere Application Server 5.X/6.X, IBM HTTP Server 2.0, WebSphere Process Server 6.0, Tivoli Performance Viewer.