SUMMARY

• Over 4.6 years of experience working in Administration, Testing, Design, and Architectural Solutions of Enterprise Application Integration Technologies Like IBM Websphere Application Server, MQ, MB and Datapower XI50 on multiple platforms.
• Experienced in the product installations and upgrades of WebSphere Application Server, MQ & Websphere Message Broker. Experienced in applying firmware upgrades on DataPower XI50 appliances.
• Proficient in the administration of IBM WAS 6.x/7.0/8.0/8.5, IBM WebSphere MQ V7.0/7.5/6.0, IBM Websphere Message Broker 6.0/8.0, DataPower XI50 Firmware levels 3.7.x/3.8.x/4.0.x.
• Proficient in the creation and configuration of new queue managers, brokers and configuration managers on Unix and Windows platforms.
• Proficient in backup and disaster recovery processes for WAS, DataPower, Websphere MQ and Message Broker.
• Proficient in the migration of DataPower, configuration across environments. Deployed Message flows and message sets using bar files to message brokers and Applications in WAS.
• Proficient in implementing SSL solutions, handling and signature verification using MQ, MB, Datapower and WAS.
• Experienced in creating self signed and internal CA signed using EJBCA for SSL implementation in MQ,MB, Datapower and WAS.
• Experienced in developing database connection for from MB, WAS and Datapower.
• Experienced in building Multi - Protocol Gateway, Web service Proxy and XML Firewall services on Datapower to provide Security, Transformation & Routing (static & dynamic) functionalities.
• Experienced in implementing Web services security with encryption, decryption, digital signature creation and verification and transport level security with SSL on Datapower.
• Experienced in implementing AAA based security and SLM governance in datapower.
• Have knowledge in CLI and XML administration of datapower.
• Experienced in Integrating DataPower XI50 with Websphere MQ.
• Extensive experience in Problem Determination and troubleshooting on DataPower using System Logs, Transaction Debug Probes, Object Status and Packet captures.
• Proficient in setting up MQ clustered setup, Distributed setup and migrations from MQ 6.0 to 7.0.
• Extensive experience in Problem Determination and troubleshooting on Websphere MQ using MQ Error Files, FDC files and monitoring tools.
• Extensive experience in Problem Determination and troubleshooting on Websphere MB using system logs, and user traces..
• Experienced in using MQSC commands and various MQ Support utilities like q tool, RFHUtil and RequestAPPNL.
• Worked on multiple flavors of Unix including IBM AIX, Sun Solaris, Linux. Good Knowledge of Unix Shell Scripting.
• Experienced in WAS silent installation in windows and AIX platforms.
• Experienced in post installation and day-to day Administrative tasks of WAS.
• Expertise in JMSconfiguration on WASto communicate with MQSeries systems.
• Have knowledge on Broker development, XSL, XSLT, and XPath.
• Experienced in testing the middleware services using SOAPUI.
• Worked on L3 WAS, MQ/MB and Datapower tickets.
• Strong analytical and problem solving skills with the ability to quickly adapt to new environments and learn new technologies.

TECHNICAL SKILLS

Messaging Platform: Websphere MQ 6.0, 7.0, 7.5

ESB tools: WebSphere Message Broker 6. 0, 7.0, 8.0, WebSphere Datapower XI50 Integration Appliance 3.7.x, 3.8.x, 4.0.x.

App Servers: Websphere Applications Server 6.x, 7.x, 8.x

Operating System: AIX, Solaris, Windows, Linux

Version Control Tools: CVS, SVN

Testing Tools: Rfhutil, RequestAPPNL,Curl, Soap-UI

Programming Languages: C, Java

Database: Oracle, SQL and DB2.

PROFESSIONAL EXPERIENCE

Confidential

Middleware administrator

Responsibilities:

• Performed Installation, configuration and maintenance of 6.0/6.1/7.0 on AIX and Windows environments and created different instances of the App Server for various environments.
• Deployed Enterprise J2EE Applications using the administration console, Configured and deployed various resources required for the application.
• Installing, configuring and integrating Web Servers like IHS, generate and propagate WebServer Plug-ins.
• Configured 2 way SSL for inbound traffic to Appservers and outbound traffic from Appservers.
• Configured 2 way SSL for web servers
• Configured 2 way SSL for JMS connections to MQ.
• Configured Virtual hosts, Data sources, JMS Connection factories and Listeners across multiple instances of Application Server
• Tuned Database Connection Pools, Thread Pools, JVM Heap Size to required sizes using Administration Console.
• Worked in performance testing and troubleshooting various issues, Performed routine management of WebSphere environment like monitoring disk space, CPU utilization
• Configuring the URL’s in load balancing mode, coordinating with Firewall, DNS teams in implementing high traffic load balancing for URL’s.
• Created user roles and groups for securing the resources using LDAP authentication.
• Was involved with Designing middleware infrastructure using MQ V6.0 and WMB V6.0.
• Creating new queue managers, Brokers, Config managers in AIX and windows environments.
• Implementing clustered and distributed setup in MQ based on the requirements.
• Implementing 2-way SSL for the queue managers for secured communication.
• Creating internal CA signed s using EJBCA and providing it to developers and testers to connect to Queue managers using RFHUTIL and Broker toolkit to connect to brokers.
• Providing authorizations to the users and groups for the applications and users to connect to queue manager based on their requirements.
• Suggested and implemented securing system default channels for preventing unauthorized access to queue mangers.
• Implemented security in SVRCONN and CLNTCONN channels and implemented group based security by which Developers could connect only to config managers of lower regions but not higher regions like QA and Production.
• Built automatic startup/shutdown scripts for WMQ and WMB and incorporated them into the server startup/shutdown scripts.
• Deploying Bar files to brokers.
• Setting up Database connections for brokers.
• Adding new members to clusters and removing un-necessary queue managers from clusters.
• Debugging MQ connectivity issues by analyzing channel status, MQ error logs and FDC files.
• Troubleshooting MQSI message flows and message sets using mqsi traces and error logs.
• Migrated MQ Server instances from MQ6.0 to 7.0 for many internal projects in Citizens.
• Handled the MQ and WAS configurations were applications were moved out of servers to another server due to performance considerations for many projects.
• Provide technical guidance and Knowledge transfer to Support team and new members in the team in offshore and onsite.
• Built Multi-Protocol Gateway, Web service Proxy and XML Firewall services on Datapower to integrate applications and provide Security, Transformation & Routing (static & dynamic) functionalities
• Created SSL Proxy profiles to expose HTTPS services via Datapower and consume HTTPS services from Datapower.
• Migrated the Datapower services across environments (Development->Test, Test->QA and QA->Prod)
• Integrated DataPower XI50 with Websphere MQ by creating Queue Manager Objects, MQ Front Side Handlers and setting up static/dynamic MQ backend destinations.
• Integrated DataPower with oracle, DB2 and SQL server database systems to expose SQL queries and stored procedures as services.
• Implemented Web services security with encryption, decryption, digital signature creation and verification.
• Troubleshooted problems on DataPower using System Logs, Transaction Debug Probes, Object status.
• Implemented security with Access control lists and AAA security.
• Did firmware upgrades for XI50 devices.