Service Science is a new term for a new paradigm which aims at the solution of an obvious problem: How to make the increasing fusion of business and IT successful in a dynamically changing and risk adverse environment? stion has to be raised at different levels of abstraction, from macroeconomic viewpoints circulating around qualities of service societies to service oriented architectures of business applications. We worked in an interdisciplinary team consisting of industrial engineers and distributed system experts on the issue of business and IT alignment in a well-defined system, namely the shop-floor domain in discrete production industry. The result of this work is an ANSI/ISA 95 compliant model-driven methodology for manufacturing operations management. This methodology was evaluated by means of the realization of a SOA (Service Oriented Architecture) demo scenario for production operations management. 1 Intelligent Manufacturing Information Systems Discrete manufacturing shop f...