1. Broad Mainframe and Distributed Application Design and Architecture background 2. Understanding of 3-tier, redundant Internet architecture based on z/OS as presentation layer or data server 3. 5+ years of experience in architecting large complex IT systems 4. 5+ years of legacy systems transformation to web-based, SOA, architectures 5. Experience with Web services standards, technologies, and tools, including SOAP, REST, WSDL, XML Schema, UDDI, WS-Security. 6. 5+ years of experience in implem