This is where Service Oriented Architecture meets Cloud Computing with Enterprise Architecture and Inter-Enterprise Architecture being quite useful guidance. I’d be glad to help and to see how SOA, Cloud Computing, EA, and IEA can work together cohesively to make the new Common Service Platforms being more open, long-term focused, disciplined, and efficient than we have had experienced so far.
This is a new paradigm with comprehensive talent, knowledge, and skill demands to the Chief Architects. Yes, this type of efforts need great Chief Architects indeed, instead of being pieced together by business and engineering teams only.