Donald H. Liles on Enterprise engineering

“Enterprise Engineering is defined as that body of knowledge, principles, and practices having to do with the analysis, design, implementation and operation of an enterprise. In a continually changing and unpredictable competitive environment, the Enterprise Engineer addresses a fundamental question: “how to design and improve all elements associated with the total enterprise through the use of engineering and analysis methods and tools to more effectively achieve its goals and objectives”...”

“An enterprise architecture is a "blueprint" or "picture" which assists in the design of an enterprise. An enterprise architecture must define three things. First, what are the activities that an enterprise performs? Second, how should these activities be performed? And finally, how should the enterprise be constructed? An enterprise is a collection of enterprise activities organized into a set of business processes which cooperate to produce desired enterprise results... The architecture takes a systems view of an enterprise in which an enterprise is seen as a system which takes in inputs and produces outputs under some set of environmental constraints...”