SUMMARY

• Over ten years of experience in designing, developing and administering middleware solutions using IBM WebSphere application server (5.x/6.0/7.0/8.0/8.5) and IBM HTTP server 6.0/7.0,Websphere portal server, Apache Tomcat 4.5, WebSphere Data Powerr XI50/XI52, WebSphere MQ 5.x, 6.0,7.0, WebSphere Message Broker on Sun Solaris, Linux (Red Hat), HP - UX and on Windows 2k/2003.
• Expertise in installation, configuration, deployment and management of enterprise applications on the WebSphere application server 5.0/6.0/6.1/7.0/8.0
• Well versed with WebSphere clustering, Work Load Management (WLM) and failover techniques including horizontal and vertical scaling.
• Expertise in installing and supporting the IBM HTTP server/Apache, Oracle 9i, DB2 UDB 7.2/8.1 on Windows and UNIX.
• Expertise in installation/configuration, support of WebSphere MQ, Message Broker and Data Power XI50.
• Configured the IBM Http server and Web server plug-in for the WebSphere application server.
• Experienced in wsadmin scripting using jacl and jython and UNIX ksh scripting
• Expert level troubleshooting experience for WebSphere issues such as hung threads and memory issues.
• Proficient in using IBM Support Assistant (ISA) tools to resolve production issues.
• Extensive experience in using Wily Introscope performance monitoring tools for troubleshooting production issues in WebSphere and WebSphere MQ.
• Extensive experience with WebSphere MQ clustering.
• Hands on experience with developing Data Powerr objects and migrating DP components between environments.
• Experience with stylesheet development using XSLT.
• Web service testing tools experience, such as Soap UI and CURL.
• Experience with DP CLI.
• Experience with Web Services (WSDL, SOAP, XML, XSD, XSLT).
• Strong background in security concepts like SSL, keystores, certificates, keytool, openssl.
• Committed team player with strong interpersonal skills.

TECHNICAL SKILLS

Operating Systems: UNIX, IBM AIX (Including HACMP), Sun Solaris (Including VERITAS), HP-UX, Linux, Windows 95/NT/98/2K/XP/2003

Software: Web Sphere suite (Application Server 4.x, 5.x and 6.x, 7.x, 8.x)WebSphere: Portal v5.x/6.x/7.0, IBM HTTP Server 8.0, Apache webserver, TAM5.x, WebSEAL, WebSphere MQ 5.3/6.0/7.0WBIMB5.0/6.0/7.

Firmware: WebSphere Data Power XI50/XI52

Languages: JAVA, C, C++, ESQL, PL/SQL, HTML, XML, XSLT, XPATH, XSD,JACL and shell scripting.

Database: s DB2/UDB, IMS DB, Oracle 8i

Java Technologies: J2EE, Servlets, JSP, JDBC, JMS, JNDI, Web Services

PROFESSIONAL EXPERIENCE

WebSphere SME

Confidential, Boston, MA

Responsibilities:

• Worked on RMV modernization projects which involved converting the existing Mainframe system into a java based architecture.
• Worked as an SME for WebSphere suite of products (WAS, Data Power and MQ).
• Acting as the main point of contact for the RMV development projects with respect to WebSphere administration.
• Identified changes needed in the IBM WebSphere middleware infrastructure configuration to achieve technology objectives and organization goals.
• Worked on architecting and administering WebSphere ND 8.0 and 8.5.
• Installed and configured the WebSphere application server for building new environments.
• Developed wsadmin/jython scripts to automate WebSphere deployments.
• Resolved runtime issues like hung thread issues by working with the development teams.
• Resolved WebSphere classloader issues and other miscellaneous issues using ISA tools.
• Worked on setting up WebSphere resources. (JDBC data sources and jms resources, etc.), in a clustered environment.
• Configured IBM http server and WebSphere plugin to communicate with the backend WebSphere clusters.
• Created cron jobs in Linux for alerting.
• Worked as a single points of contact for data power administration from firmware interface setup to configuring objects (Web service proxy and multi-protocol gateway, etc.).
• Worked with F5 load balancers to achieve high availability of applications.
• Used Wily introscope monitoring tools for alerting on CPU issues and other runtime issues.
• Used packet capture features in data power to resolve the network issues.
• Worked on stylesheet development using XSLT.
• Analyzed system response times and determined tuning recommendations to improve performance.
• Worked on setting up two way communications with partner queue managers.
• Worked on setting up MQ objects such as queues and channels etc.
• Managed incident and the resolution process, served as the focal point for IBM WebSphere infrastructure related issues/crisis resolution.
• Provided technical oversight to middleware infrastructure implementation projects and proof of technology/concept initiatives.
• Ensured that any requested/required changes to development and production environments went through a comprehensive impact analysis, are scheduled with required lead time and are well communicated across projects and cross-functional teams.
• Maintained an inventory of components within each environment along with a calendar of current and planned environment usage.

Environment: WebSphere Application server 7.0/8.0/8.5, Data Power XI52 6.0.1.4, WebSphere MQ 8.0, Apache 2.0, IHS 8.0.x on Red Hat Linux

Senior Middleware Consultant

Confidential, Atlanta, GA

Responsibilities:

• Worked as a middleware admin for Verizon’s production middleware environment in the handset and messaging team in a 24x7 on-call environment
• Responsible for administration tasks including building, installing, configuring, deploying and maintaining applications on the WebSphere platforms.
• Provided recommendations on environment standards, product leveling, performance tuning and new project consulting.
• Installed, configured and administered Websphere MQ on Solaris and AIX, Windows NT/2000 platforms.
• Provided 24x7 on-call support and helped in troubleshooting problems.
• Installed and configured WebSphere application server v6.1/7.0/8.0, Apache, IHS and plug-in in development, staging and production environments.
• Applied WebSphere fix packs and cumulative fixes.
• Configured global Security in WebSphere
• Worked on WebSphere performance analysis, performance reports and proactive monitoring and tuning.
• Created wsadmin scripts to automate the administrative tasks.
• Used Splunk tool for troubleshooting and problem determination.
• Extensive experience in generating and analyzing thread and heap dumps in WebSphere and worked with the development teams to resolve issues.
• Used Wily Introscope performance monitoring tools for environment monitoring.
• Configured Wily agents on Solaris and worked on troubleshooting connection pooling issues and stalled transaction issues using Wily Introscope.
• Worked with GSS/CSS and netscaler (load balancers) teams to ensure high availability of applications.
• Worked on migration to WAS 7.0.
• Implemented Workload Management (WLM) using horizontal and vertical clusters and fine-tuned load balancing with server weights.
• Configured the application servers, virtual hosts, Web applications, Web resources, JDBC drivers and deployed EJBs across multiple instances of WebSphere.
• Designed and implemented the messaging infrastructure to support various projects.
• Delivered MQ infrastructure documentation addressing queue manager topology, application architecture, and backup and recovery. This served as a blue print for the actual implementations.
• Added and modified WebSphere MQ resource definitions.
• Defined channels using SSL certificates.
• Worked on dead letter queue message handling.
• Worked extensively with MQ clusters comprising of queue managers from various internal teams.
• Worked on setting up Wily dashboards and error queue alerting using Wily Introscope monitoring tools.
• Set up backup thresholds and backup queues for MDBs in WAS for production issues.
• Developed shell scripts for creating and maintaining queue managers, queues, channels, processes and other MQ objects.
• Worked on the development and administration of Data Power XI50/XI52 devices.
• Assisted in DP installation. Also performed firmware upgrades.
• Worked on developing various DP services including multiprotocol gateway, XML firewall and Web service proxy.
• Developed processing policies in XI50. Familiar with matching rules and processing rules.
• Configured HTTP Matching Rule, URL matching rules and XPATH matching rules to determine if incoming traffic was subject to a processing rule.
• Used schema validation and stylesheet filters in processing the rules to ensure client generated payload is non-malicious.
• Worked on debugging Java hangs, crashes and bottlenecks in resource pools (e.g. database).
• Performed troubleshooting of MQ queues, channels, listeners and triggering.
• Defined message flows and message sets using Message Brokers toolkit.
• Executed basic test cases and performed shakeout activities.

Environment: WebSphere Application server 6.1/7.0/8.0, Websphere Portal Server 6.0.1, WebSphere MQ 7.0, WMB 7.0, Apache 2.0, IHS 6.0.x on Solaris 8/9, Windows, WSAD5.1, ANT, Java, J2EE, JSP, Servlets, EJB, XML, JDBC, HTML, DB2, Oracle 9I

WebSphere Admin

Confidential, Salisbury, NC

Responsibilities:

• Installed and configured IBM WebSphere application server 6.1 on AIX and Windows using graphical as well as silent install.
• Provided support for the entire cycle of application testing including building applications, deploying, and trouble shooting.
• Provided 24/7 support during on call rotations.
• Performed troubleshooting and fixed problems through analyzing trace logs, system logs on the application servers, resolved performance issues using Verbose GC logs, resolved heap dump issues, tuning issues and monitoring issues using Resource Analyzer and Wily Introscope
• Extensively worked with wsadmin scripting using Jython.
• Extensive experience in all phases of software life cycle with emphasis in deployment and support of distributed enterprise scalable, secure and transactional J2EE applications.
• Configured backend integration with LDAP and DB2.
• Determined migration and upgrade impacts and ensured effectiveness of infrastructure.
• Worked closely with the developers to define and configure application servers, virtual hosts, enterprise applications, Web resources, servlets, JDBC providers and deployed Enterprise applications across multiple instances of WebSphere.
• Worked closely with the database administrators to resolve database and JDBC related issues in the WebSphere application server.
• Worked closely with system administrators to perform installs, profile creation, and resolve system related issues
• Achieved workload management by creating clusters and cluster members in WAS 6.1.
• Handled deployment of Java Servlets, session beans and entity beans for each module to respective instances of application server clusters and Web applications.
• Installed EARs, WARs and configured application specific JVM settings, Web container parameters using the admin console and wsadmin
• Used WASPROFILE and MANAGEPROFILES to create multiple WebSphere profiles from the command line interface.
• Used Wily Introscope to monitor the WebSphere applications and tuned the environment accordingly, like changing the JVM Heap, and connection pool sizes.
• Performed troubleshooting application server start-up issues, java code defects after deployment and resolved class path issues.
• Used automated scripts to perform routine management tasks on WebSphere environments like monitoring disk space, CPU and memory utilization.
• Configured WebSphere for messaging by defining queue destinations and queue connection factories.
• Lead project team meetings with the systems development team.

Environment: IBM WebSphere Application Server 6.1/6.0.x ND, WebSphere Commerce Server 7.0, DB28x, IBM HTTP Server 6.0, AIX5.3, Windows 2003 Server

Middleware Admin

Confidential, Atlanta, GA

Responsibilities:

• Installed, configured, administered and supported WebSphere Application Server 6.1, WebSphere Portal Server, WebSphere MQ5.x, Message Broker5.0, on Linux, Solaris and Windows
• Provided technical assistance for Web Hosting team on various Application and Web Servers including IBM HTTP Server, Apache Web Server
• Identified, researched and resolved technical problems impacting Ecommerce Website performance at an application and infrastructure level.
• Provided leadership in driving research and resolution needed for highly complex Web problems.
• Supported the management teams in meeting service level agreements through quick resolutions of problems that impact deliverables.
• Provided direction and technical guidance to partner support service groups who have responsibilities in oversight of ecommerce environments.
• Recommending, implementing and supporting process improvements targeted towards site stability goals and objectives.
• Applied feature packs on WAS.
• Created server groups and clones for the WebSphere application server 6.0.
• Integrating enterprise-wide J2EE applications and deploying in Websphere application server and managing security policies.
• Managed connection pooling and registered Web applications (servlets, JSP) on WebSphere.
• Used Resource Analyzer and Log Analyzer for performance tuning and troubleshooting.
• Created user roles and groups using Local OS and secured resources.
• Deployed EJB applications on IBM WebSphere application servers in UNIX platform.
• Involved in writing batch scripts, and UNIX shell scripts which automated the WebSphere administration (recycling the application server, deploying customer applications, logs rotation, and monitored applications state, etc.).
• Installed and configured IBM Websphere MQ on AIX, Sun Solaris and Win NT.
• Installed, tested, implemented, maintained and documented the Websphere MQseries.
• Created and configured MQ Objects like queue managers, remote queues, local queues, queue aliases, channels, clusters and transmission queues.
• Defined MQ channels using SSL certificates.
• Configured repository queue managers in clustered environment.
• Converted an existing network of queue managers into a cluster environment.
• Involved in developing backup and recovery procedures.
• Applied MQ CSDs, PTFs.
• Configured MQ infrastructure in enterprise levels with distributed queuing and clustering.

Environment: WebSphere App server 6.0,WebSphere Commerce Server7.0/6.0, WebSphere MQ 5.3, DB2 7.2/8.1, Ant, Java, J2EE, JSP, Servlets, EJB, XML, JDBC, JavaScript, HTML, IBM WSAD 4.5/5.x, Red hat Linux

WebSphere Admin

Confidential, Overland Park, KS

Responsibilities:

• Installed, configured, administered and supported WebSphere Application Server 5.0 on Linux, Solaris and Windows
• Provided technical assistance for Web Hosting team on various Application and Web Servers including IBM HTTP Server, Apache Web Server, and IPlanet Server.
• Created server groups, clones for WebSphere Application Server 4.0
• Integrating enterprise-wide J2EE applications and deploying in Websphere Application Server and managing security policies
• Developed servlets and created JSP pages
• Created simple Java Beans as per business requirements of client
• Deployed applications on Apache Tomcat web server
• Created Data sources to access databases
• Used JDBC API to connect to the data sources and carry out database operations.

Environment: Windows 2000, Solaris, JDK1.3, Web Sphere, Tomcat 3.3, HTML, Servlets 2.0, JSP 1.0, Oracle8i