SUMMARY

• Eight years of extensive experience in infrastructure implementation, deployment, testing, documentation, and maintenance of Client/Server, Web based applications in multi - tiered architecture, internet/intranet infrastructure and clustered environments.
• IBM Websphere Certified Administrator.
• Knowledge on each phase of the Software Development Life-Cycle (SDLC) with specific focus onbuildandreleaseof quality software.
• Experienced in usingBuildAutomation tools like ANT and MAVEN scripts forbuildand deployment.
• Experience with setting up Chef Infrastructure, Chef-repo and boot strapping Chef Nodes.
• Efficient in working closely with teams to ensure high quality and timely delivery ofbuildsand releases.
• Experience on technologies and platforms including JAVA, Jenkins, Subversion, Git, Unix/Linux, Docker, Vagrant, Chef, AWS, across the Retails, Electrical & Banking Sectors
• Expertise in installation, administration, maintenance of WebSphere Application Server Base & Network Deployment (5.x/6.x/7.x/8.x), WebSphere Portal Server (5.x/6.x) on UNIX and Windows environments.
• Strong experience with CI (ContinuousIntegration) and CD (Continuous Deployment) methodologies with Jenkins
• Expertise in installation, administration, maintenance of IBM HTTP Server (6.x/7.x/8.x), Apache Tomcat Server (5.x/6.x), IIS on UNIX and Windows environments.
• Experience on Unix Administration and shell scripting.
• Extensive experience in Webserver Troubleshooting and SSL configurations.
• Expertise in Firewall Access Requests and Network troubleshooting.
• Expertise in installing and configuring CA Siteminder SingleSignOn software (Siteminder Web Agent and Application Server Agent).
• Expertise in integrating Siteminder with WebSphere 6.x, 7.x, IBM Http Server 7.x, 8.x, IIS 6.x.
• Successfully implemented WebSphere Network Deployment’s Workload Management (WLM) using horizontal and vertical clustering for failover and backup/recovery.
• Expertise in transferring WebSpshere Portal databases to Oracle, Configuring external security for WebSphere Portal Server and creating WebSphere Portal Cluster using WPSconfig tasks
• Expertise in performance analysis and tuning using Tivoli Performance Viewer.
• Hands on expertise in developing wsadmin, jacl, jython, Windows Batch, UNIX Shell scripts to administer WebSphere Application Server, to automate configuration changes and to automate application deployment and using Portal Server’s xmlaccess and releasebuilder tools
• Experienced at helping business teams understand their infrastructure setup as well as explaining business requirements to technical teams.
• Expertise in application deployment (JAR, WAR, EAR files) and troubleshooting WebSphere Application Server, Portal Server, IBM Http Server and WebSphere MQ related issues.
• Expertise in providing 24/7 on call support and various procedures in escalation and outage resolution.
• Strong organizational skills, ability to work efficiently under high-pressure situations.
• Versatile team player with good communication and inter-personal skills.
• Ability to work independently for monitoring, installation, configuration, testing, and deployment.

PROFESSIONAL EXPERIENCE

Confidential, Dallas, TX

Devops Engineer/Application Support Analyst

Responsibilities:

• Working as part of Devops Engineering Team for different cloud automation and build configuration management.
• Integrated GIT into Jenkins to automate the code checkout process.
• Wrote recipes, tools, scripts, and monitoring checks as per requirements.
• Developed multiple chef cookbooks from scratch for various tasks.
• Used Kitchen as a platform to test our cookbooks.
• Focused on automation and continuous integration including automation of local development environment using chef.
• Implemented Vagrant, a production like virtual development environment for developers with different unix flavor OS.
• Strong Experience working with IAM to create new accounts, roles, and groups.
• Strong knowledge on various AWS components like EC2 instances, RDS, VPC, S3, IAM, and Route53.
• Configuring, setting up of different servers such as Tomcat, Apache, Nginx, etc
• Worked closely with developers to pinpoint and provide early warnings of commonbuildfailures
• Used ANT and MAVEN asbuildtools on JAVA projects for the development ofbuildartifacts on the source code.
• Wrote Mavenpom.xml and Antbuild.xml forbuildscripts.
• Configured Jenkins as a commonbuildengine tobuildand deploy applications to DEV, QA, and UAT and PROD environments.
• Involved in Installation, Configuration and Administration and maintenance of WebSphere Application Server.
• Involved in Installation, Configuration and Administration and maintenance of WebSphere Portal Server.
• Installed and configured Apache HTTP Server, IHS, iPlanet Web Server and WebSphere Application Server and also configuration of Virtual Hosts for Apache HTTP Server, iPlanet Web Server and Tomcat Application Server.
• Develop and maintain configuration manuals, procedure manuals and standards for WebSphere & IBM HTTP Servers.
• Involved in setting up a new Production environments by creating and managing the Nodes, Application Servers, and Clusters for Load Balancing and Fail Over.
• Worked with Security team for possible security threats to WebSphere Platform and configured Web Servers to their recommendations.
• Performed WebSphere configuration, backup and restoration tasks (by using backupConfig, restoreConfig commands etc).
• Involved in configuring the WebSphere load balancing utilizing WebSphere Workload Management including horizontal scaling and vertical scaling.
• Installed and configured IBH HTTP Server and iPlanet web servers, WebSphere application servers and back-end data servers to create end-to-end web services.
• Experience with LDAP, SSO (Single Sign On), WebAgent configuration, Netegrity Siteminder, VIPs (Virtual IP address).
• Supported application solutions to meet client requirements delivered through a WebSphere Portal based intranet.
• Responsible for applying patches and fixes to WebSphere Application Servers with versions - 7.x to bring it up-to-date.
• Coordinated and conducted COB Tests/Disaster Recovery Tests and documented steps involved in critical exercises.
• Configured Siteminder Web Agents and TAI Agents on Web Servers and Application Servers respectively.
• Deployed application ears on WebSphere Application Server Network Deployment in Production environments, involved in troubleshooting various configuration and application issues. Experience with Service Now Ticketing System.
• Worked with Unix and Security teams to validate and fix security vulnerabilities.
• Experience with Firewall requests and communication within DMZ Zones.
• Trouble shooting various problems in production using logs files, JVM Count and JDBC Connections to analyze production performance during peak times.
• Involved in documentation of everyday activities for change request management.
• Experience with Citi Automation Services (Middleware Services Tool - MST) and other citi proprietary tools.
• On-call support (24x7), Monitoring and maintenance of multiple applications using Sitescope and Wily tools.

Confidential, Houston, TX

Web Support Analyst

Responsibilities:

• Installation, Configuration, Administration and Maintenance of Websphere Application Server of 7.x, 8.x on AIX Servers.
• Installation, configuration, Administration of IBM HTTP Server 6.x, 7.x, 8.x, Oracle iPlanet Web Server 7.x, Apache Tomcat 5.x, 6.x on Solaris Servers.
• Configure Websphere Clusters for Fail-over Mechanisms and Load Balancing. Created Vertical and Horizontal clusters as per the project requirements.
• Involved in daily application deployments (ear, war, jar, zip files).
• Closely work with Unix and Security teams to validate and fix security vulnerabilities.
• Develop and maintain various ND Cells to setup environment from Development to Production Environments.
• Configure Reverse-Proxies for Oracle iPlanet WebServers to serve the applications hosted on the Websphere Application Server.
• Configured Default Messaging system of Websphere Application Server 7.x using the JMS and configuring service integration buses.
• Involved in the activities of code migration through various environments. Working with Documentum Web Publisher for code migration activities.
• Installation, Configuration and Maintenance of LDAP Servers and Siteminder Authentication.
• Created Data sources, JDBC Drivers to connect the Databases from the Websphere Application Servers.
• Created Messaging resources such as Queue and Topic connection factories,
• Involved in Configuring and updating IBM Http Server Plug-in to work with WebSphere Application servers on routine basis.
• Trouble-shooting servers to analyze Root Cause in case of failures/problems with servers.
• Documenting the steps for the best practices around the performance of WebServers, WebSphere Application Servers, LDAP, Siteminder and other Documentum Applications.
• Imported and Exported ldif files to load users in to LDAP.
• Working with the custom ticketing systems to help resolve the issues with any applications related to the application servers, web servers.
• Working with IBM WebSphere People raising IBM PMR tickets to help resolve the issues.
• Applied various patches/fix-packs for the WebSphere Application Servers from Dev through Prod environments. Responsible for applying patches and fixes to WebSphere 7.x to bring it up-to-date.
• On-call support (24x7) support for multiple applications.

Confidential, Hoffman Estates, IL

WebSphere Administrator

Responsibilities:

• Involved in Installation, Configuration and Administration and maintenance of WebSphere Application server.
• Installed and configured Apache HTTP Server, IHS, IPlanet Web Server and WebSphere Application Server and also configuration of Virtual Hosts for Apache HTTP Server, IPlanet Web Server and Tomcat Application Server.
• Develop and maintain configuration manuals, procedure manuals and standards for WebSphere & IBM Http Servers.
• Involved in setting up a new QA environment by creating and managing the Nodes, Application Servers, and Clusters for Load Balancing and Fail Over.
• Did hot deployments without having to shutdown the application using Network Deployment Manager.
• Monitoring WebSphere Application Server performance through inbuilt monitoring tool.
• Performed WebSphere configuration, backup and restoration tasks (by using backupConfig, restoreConfig commands etc).
• Installed and configured IBH HTTP Server and iPlanet web servers, WebSphere application servers and back-end data servers to create end-to-end web services.
• Experience with LDAP, SSO (Single Sign On), WebAgent configuration, Netegrity Siteminder, VIPs (Virtual IP address), Content Smart Switch functionality in complex clustered environment
• Responsible for applying patches and fixes to WebSphere 6.x to bring it up-to-date.
• Deployed application ears on WebSphere Application Server Network Deployment in QA, Staging and given support to Production environments on a Trouble ticket system, and troubleshoot various configuration and application issues.
• Trouble shooting various problems in different stages of development, QA and production using logs files, JVM Count and JDBC Connections.

Environment: WebSphere Application Server Network Deployment 6.x/7.x, Sun iPlanet 6.1 Web Server, IHS Web Server 6.x, Sun Solaris 9/10, AIX, Windows.

Confidential

Responsibilities:

• Involved in full life cycle development and deployment for ASP (application service provider) model.
• Identified the business requirements.
• Prepared system requirements and detailed design documents for the project.
• Analysis of customizations and enhancements: evaluated design, quality, stability and maintainability of custom code developed for client’s business requirements.
• Customized client’s user interfaces as per change requests.
• Used the Cascading Style Sheets (CSS) in JSPs and Servlets to format web pages.
• Developed Servlets and JSP pages.
• Modified and optimized user interfaces by changing JSP’s and Servlets.
• Written CSS and developed a framework for users to customize UI by selecting and allowing them to apply formatting styles.
• Written java code to handle the business rules for notifications.
• Prepared summarized documents for all customizations implemented to accommodate client’s requirements.
• Performed testing and debugging.
• Deployed applications on Tomcat Web Server, Websphere Application Server and Web Logic Application Server depending on client’s application server availability.
• Given knowledge sharing presentations to clients.
• Involved in troubleshooting technical issues.

Environment: Windows 2000, JDK1.3, Web Sphere 5.x, Web Logic, Tomcat 3.3, HTML, JavaScript 2.0, Servlets 2.0, JSP 1.0 and VSS.