SUMMARY:

• 8+ years Information Systems experience in design, Weblogic implementation, administration and support of web - based e-commerce, Client/Server e-business applications and infrastructure consisting of Linux Servers and various Application Servers like WebSphere Application Server, Tomcat, IBM HTTP Server, Apache Web Server, Load Balancing, JBoss and DataPower.
• Experience in implementing and configuring SSL, requesting digital certificates, creating self-signed certificates and importing/exporting public/private keys on Web servers.
• Good knowledge in SOA, Web services, SOAP WSDL,WS Security and UDDI
• Involved in solution architecture of IBM Data power XS40, XI50, XI52, WS Security, MQ, Data management and data integration techniques.
• Highly experience in Weblogic WebSphere Application Server(WAS)
• 6+ years extensive experience in Weblogic Linux
• Experience with Web Services and load balancing configurations
• Experienced in administration of Data power XS40, XI50 and XI52 devices
• Experience in administration and configuring of Deployment Policy, WS-Proxies, XML Firewall, SSL Proxy Profiles, Multi Gateway Protocol, Load Balancer groups, and other objects
• Familiar with general security concepts (authentication, authorization, encryption, digital signatures, etc), PKI concepts and SSL
• Experience in SSL cryptography, troubleshooting by viewing logs and dealing with XML threats
• Strong administrative skills, experience in deployment and configuration of EAR, WAR and JAR files with other resources like database, message queues and access management tools for application security in WebSphere.
• Extensive experience in configuring the HTTP Server for various clustered application servers using virtual hosting and enabling SSL security.
• Performed WebSphere Application Server administration tasks such as installation, configuration, monitoring and performance tuning.
• Administered JBOSS, Tomcat and Weblogic WebSphere Application Servers.
• Experienced in deploying J2EE components and administration including JAR, WAR, and WAR files on IBM WebSphere Application Server.
• Involved in design, implementation, and configuration of WebSphere clusters Horizontal, Vertical and Hybrid clusters.
• Expert is SSL Configurations from WebServer to AppServer, requesting and exchanging certificates from keystores and putting in truststores.
• Managed the Security and Performance optimizations for EJB containers and web applications in WAS, Tomcat, JBoss, IBM HTTP Server and Apache Web Server and Tomcat Server.
• Automating deployments to Tomcat and Apache Servers using Jenkins tools for continuous integration
• Created and configured clusters of servers both vertical and horizontal on federated nodes for load balancing and failover.
• Involved in trouble shooting application server, Weblogic web server and plug-in logs and analyzed them using Log Analyzer in case of any critical issue.
• Automating deployments to server using Jenkins tools for continuous integration

TECHNICAL SKILLS:

Languages: C, C++, JAVA (EJB, JMS, JNDI, JPA, JSF, JSP, JSTL, Servlet), XML, SHELL, Python, Ruby.

Application/WebServer: Oracle Web logic server11g/10g /9, Apache, Node JS, Tomcat, NGINX Web Logic 8.1/9.2, Web Sphere, JBoss, Oracle ATG web commerce, IIS

Web Services/Technologies: HTML, XML, SOAP, WSDL, UDDI, XSD, XSL, XPATH

Web Content Management tools: AEM, REST, Apache Sling, Jquery, CRX, JCR

UNIX, Linux: Redhat/Centos/ Ubuntu, Windows NT, MAC OS, Amazon

Version Control Tools: Git, SVN, TFS

Scripting Languages: Python, Ruby, Shell and PowerShell

Build & Release Engineering /DevOps: Jenkins, Perforce, Docker, Udeploy AWS, Azure, Chef, puppet, Ant, Vagrant, Atlassian-Jira, Github, Teamcity, Ansible, Open Stack and Salt Stack, Splunk, Zabbix, Nexus.

Tools: & Utilities Putty,pscp,Connection Manager,F5,WebSphere MQ 6.x/7.x, LDAP.

Operating Systems: Windows 95/98/NT/2000/2003/XP/7, and v3Linux (RedHat, SuSE)

Scripting: Shell Scripting

PROFESSIONAL EXPERIENCE:

Confidential, Houston, TX

Weblogic Devops Engineer

Responsibilities:

• Configured, Weblogic administered and supported WebSphere Application Server 7.x/8.x on Linux
• Configured tomcat SSL and upgrade experience to latest 7.0.37 version in Linux
• Upgraded WAS from 8.0 to 8.5
• Tomcat clustering, load balancing and session replications
• Installed dynatrace for all WAS for tracking any issues with the JVM/applications
• Experience in configuring, Weblogic administering tomcat, deploying WAR files and JDK updates in tomcat
• Created new domains, certificate installation, in DataPower
• Experience in taking full backups and upgrading firmware for the XI52 DataPower boxes
• Documented all procedures and any other important issues
• Monitoring all Servers, shutdown, startup, and troubleshooting
• On call for one week of each month to attend any production issues
• Involved in configuring JDBC drivers, Data sources on WebSphere Application Server 8.0/8.5
• Experience in deploying EAR, WAR and JAR files on WebSphere Application Server 8.0 and configuring various resources for applications
• Installed fix packs and cumulative fixes to upgrade the version of the WebSphere Application Server 8.0/8.5
• Configured SSL, requested digital certificates, created self-signed certificates and imported/exported public/private keys on WAS 8.0/8.5
• Responsible for setup, Installation and Administration of IBM WebSphere Application server, 7.0/8.0/8.5
• Involved in Load balancing/Tuning/Clustering for IBM WebSphere Application Server using Deployment Manager (Network Deployment)
• Installing and configuring WebSphere Express and installing plug-in and configuring with IBM HTTP Server
• Installing, configuring, and administering Apache Web Servers and install plug-in, configure, and integrate with WebSphere Application Server and Tomcat
• Created and configured clusters of servers both vertical and horizontal on federated nodes for load balancing and failover
• Involved in trouble shooting application server, web server and plug-in logs and analyzed them using Log Analyzer in case of any critical issue

Environment: Apache Tomcat 7.0.x /6.x, Oracle OSB suite11g, WebLogic 12cR1/11gR1, Enterprise Red Hat Linux 6, F5 Load Balancers, WLST, Apache Web Server 2.0.55, Dynatrace Monitoring tool, Gomez portal, Nagios alerting, Chef.

Confidential, Des Moines, IA

Weblogic /Middleware Administrator

Responsibilities:

• Installed, configured, Weblogic administered and supported WebSphere Application Server 6.0/6.1/7.0 on Linux and Windows
• Installation of Netegrity, CA Siteminder and its agent on WebServer and integration, creating rules and policies on different applications and settings like timeout, cookies
• Installed, configured, administered and supported JBOSS Application Server on Linux
• Implemented the Clusters / Server Groups and Cluster Members /clones (Vertical scaling & horizontal scaling) for fail over and distribute the workload on WAS
• Integrating enterprise-wide J2EE applications and deploying them on WebSphere Application Server and managing them through WebSphere administrative console
• Created user roles and groups using Local OS registry and secured WebSphere resources
• Involved in configuring JDBC drivers, Data sources on WebSphere Application Server 6.0/7.0
• Involved in creating UNIX shell scripts which automates the WebSphere Administration (bouncing the application server, deploying enterprise applications, logs rotation, monitor applications state)
• Used Resource Analyzer and Log Analyzer for performance tuning and troubleshooting
• Installed fix packs and cumulative fixes to upgrade the version of the WebSphere Application Server 6.0/7.0
• Provided technical assistance for Web Hosting team on various Application servers and Web Servers including IBM HTTP Server, and Apache Web Server
• Monitoring all Servers, shutdown and startup, Network Support and Troubleshooting
• Experience in deploying EAR, WAR and JAR files on WebSphere Application Server V6.0/6.1/7.0 and configuring various resources for applications.
• Configured SSL, requested digital certificates, created self-signed certificates and imported/exported public/private keys on Web Servers.
• Involved in configuring the Web Directory access protocols like LDAP for different levels of access at the site.
• Documented all procedures and any other important issues.
• Created dynamic clustering in WebSphere Virtual Enterprise (VE) 6.1 for policy based workload management and application health management.
• Experience in applying Fix Packs, Refresh packs and Cumulative fixes to upgrade the existing WebSphere versions.
• Experience in configuring JBOSS with apache using mod jk
• Involved in design, implementation and configuration of WebSphere, JBOSS clustering technologies like Horizontal, Vertical and Hybrid clusters.
• Involved in installation of fixpacks, eFixes, and cumulative fixes.
• Experience in Installing and Configuration of IBM Http server and Tomcat.

Environment: Apache Tomcat 7.0.x /6.x, Oracle OSB suite11g, WebLogic 12cR1/11gR1, Enterprise Red Hat Linux 6, F5 Load Balancers, WLST, Apache Web Server 2.0.55, Dynatrace Monitoring tool, Gomez portal, Nagios alerting, Chef.

Confidential, Mountain View, CA

Weblogic /Middleware Administrator

Responsibilities:

• Installation, Configuration and maintenance of WAS 5.0.2.2, IBM IHS 2.0.42, Site Minder 5QMR5, WebSphere MQ.
• Created and setup Weblogic WebSphere Application Servers in a clustered environment.
• Deployed new Enterprise J2EE applications in the shared WAS environment
• Configuration of new IHS Web Servers and Virtual Hosts
• Setup of new WebSphere Queues on WAS nodes. Local queues for the Application MDB’s and Remote queues for connecting to the Mainframe
• Lock-Down the access to the Application using Site Minder, Installing and configuring Site minder web agent, Web Server.
• Creation of Data sources for the applications involving DB2, Oracle.
• Applied fix packs and cumulative fixes to WAS.
• Created and setup new WebSphere Application Servers in a clustered environment
• Setup of the new Application work area. Created jacl scripts for creating clusters.
• Package, build, Integrate and deploy enterprise J2EE applications on WebSphere 6.x and JBOSS that involves EAR (Enterprise Archives) and WAR (Web Archives).
• Day-to-Day problem solving involving WAS 5.x, IHS Web Servers, Site minder WebSphere MQ.
• Managed security and performance optimizations for JBOSS 5.0.0.GA, WebSphere ND 6.1 Application Servers by analyzing process dumps, logs and Heap Analyzer
• Escalating Issues with IBM involving WAS 5.0.2 ND, DB2, MQ
• Diagnosed the problems caused in the applications through the log files and rectified the problems.
• Monitored the Server performance using performance servlet, Tivoli Performance viewer
• Setup of new Application through Dev/Test and Stage Environments in Linux.
• Created scripts for automating Application deployment.
• Creating self-signed certificates, generating CSR, receiving CA signed certificates.
• Created and configured clusters of servers both vertical and horizontal on federated nodes for load balancing and fail-over.
• Involved in trouble shooting application server, web server and plug-in logs and analyzed them using Log Analyzer in case of any critical issue.
• Automating deployments to server using Jenkins tools for continuous integration
• Deploying application configuration to SVN repository

Environment: Apache Tomcat 7.0.x /6.x, Oracle OSB suite11g, WebLogic 12cR1/11gR1, Enterprise Red Hat Linux 6, F5 Load Balancers, WLST, Apache Web Server 2.0.55, Dynatrace Monitoring tool, Gomez portal, Nagios alerting, Chef.

Confidential, Charlotte, NC

Weblogic /Middleware Administrator

Responsibilities:

• Involved in installation, configuration, administration & development of Data Power XS40 & XI52, MQ Data management &data integration techniques
• Implemented Multi-Protocol Gateway service in XI52 and XS40 for protocol transformation by creating various reusable Front Side Handlers (HTTP, HTTPS, FTP, NFS & IMS)
• Created multiple Web Service Proxies, XML Firewalls, MPG’s (Multi-Protocol Gateway) and assisted in determining SLA’s (Service Level Agreements) in Data Power XI50
• Worked closely with the Network Support Manager to coordinate overall network design and implementation for Data Power XI50
• Involved in Implementing XML Firewall Service in Data Power to secure the service providers XML driven applications and involved in creating back-ends like Loop-Back for testing purpose, Static Back-end and Dynamic Back-end based using X-Path query
• Enforced AAA policies for authenticating the users against LDAP Directory Service and authorizing them against Site Minder in Data Power XI50.
• Implemented Weblogic ESB architecture in Data Power X150 for integrating various software applications in Service Oriented Architecture
• Involved in implementing and securing external Web Services using several authentication schemes in Data Power WS-Security, Digitally Signing SOAP message, LTPA, Basic Authentication and SSL Mutual Authentication
• Integrated Data Power with WSRR for WSDL’s lookup, artifacts governance & service owner lookup by doing REST query
• Responsible in Domain Creation, RBM Configuration, Certs Installation, Content Based Routing (CBR) setup, Management of Log Files, Monitoring and Troubleshooting
• Developed error policies within Data Power to handle errors returned by backend applications
• Configured Data Power XML components, document processing rules, document processing actions, X-Path
• Routing Map, Duration Monitor, Log targets
• Strong FIM administration with expertise in Installation, Configuration, Tuning, Troubleshooting and Deploying applications
• Experience with Security standards, SAML, SSL, XML
• Responsible for setting up, configuring, supporting and managing the FIM environments to ensure system reliability

Environment: Apache Tomcat 7.0.x /6.x, Oracle OSB suite11g, WebLogic 12cR1/11gR1, Enterprise Red Hat Linux 6, F5 Load Balancers, WLST, Apache Web Server 2.0.55, Dynatrace Monitoring tool, Gomez portal, Nagios alerting, Chef.

Confidential

JBoss Administrator

Responsibilities:

• Installation and configuration of number of Tomcat Application Server 4.1/5.2.7 instances on development, QA and production environment.
• Installation of multiple instances Tomcat Application server on the same machine. Coexistence of multiple Application Server instances.
• Worked with Load Balancing/networking team to configure Application Servers.
• 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.
• Experience in setting up of Data Sources, Virtual Hosts, configuring Servlet Engines, Session Managers including planning installation and configuration of Tomcat Application Server Trace Service.
• Administration and troubleshooting of working Application - starting and stopping the application Server - Regenerating/updating plug-in for Apache WebServer.
• Enable global security for application Servers and applications using Clear Case vision by LTPA mechanism on Secure Way LDAP User Registry.
• Developed ANT scripts to build an application and deploy it in Tomcat application server.
• Involved in Application integration for Customer Trouble Ticket Tracking System, a web-based system using EJB Architecture deployed in Tomcat Application Server.
• Integrating the mainframe trouble ticket system to web-based system using EJB Architecture to be deployed in Tomcat Application Server.
• Assisting the application owner with questions about installation packages, assisting operations staff with questions about the execution of a change request, and maintaining operational procedures and Clear Case tools for managing the Server environment.
• Configured the WebServer interfaces, session management, virtual hosts and transports for Tomcat.
• Installation & Configuration of Apache WebServer and make junction works for the transportation of application through a WebServer.
• Configured resources such as JDBC providers, JDBC data sources, connection pooling and JavaMail sessions.
• Involved in configuring of load balancing using Tomcat Application Server workload management
• Trouble shooting, Performance tuning and Capacity Monitoring of Applications Servers using Tivoli Performance Viewer and log analyzer.

Environment: Apache Tomcat 7.0.x /6.x, Oracle OSB suite11g, WebLogic 12cR1/11gR1, Enterprise Red Hat Linux 6, F5 Load Balancers, WLST, Apache Web Server 2.0.55, Dynatrace Monitoring tool, Gomez portal, Nagios alerting, Chef.