Enterprise SOA Roadmap

Stefan Hack is consulting director at SAP Consulting Deutschland (Germany) for consulting services related to the design and realization of serviceoriented architectures. He also leads the enterprise SOA program of SAP Consulting for the EMEA region.He has worked at SAP since 1998 and has served as a vice president of SAP AG with responsibility for the development of management methods and tools for modeling, documenting, and implementing businesses processes. He had previously served as a senior associate at McKinsey & Company in Dusseldorf, Germany, where his projects focused on IT strategy and the setup of innovative business areas. He began his career as a certified SAP Logistics Consultant (SAP R/3 functionalities for materials management, production planning, and sales and distribution) at KPMG Peat Marwick in Boston, Massachusetts.Stefan Hack studied industrial engineering and management at the University of Karlsruhe, Germany, and was awarded a fellowship from the state of Baden-Wurttemberg to study at the University of Massachusetts, Boston, where he earned an M.B.A. degree. Dr. Markus A. Lindemann is responsible for the sales-oriented and organizational anchoring of new service offerings related to the business process platform from SAP and for enterprise SOA at SAP Consulting.Since 1995, he has worked on the business benefits of a service-oriented design for technical solutions ranging from system integration to business process innovation. From 2000 to 2004, he held various sales and management positions at webMethods (now Software AG), a U.S. software supplier of SOA and BPM solutions. He joined the consulting sales area in the business technology division of SAP Systems Integration AG in 2005. Since 2007, he has led the Customer Process Innovation area at SAP Consulting.After his business training, Lindemann studied information management at the University of Mannheim. In 1996, he became a member of the Competence Center Electronic Markets and a member of the Institute for Information Management at the University of St. Gallen, Switzerland. After a one-year fellowship in 1999 at the business school of the University of Maryland (United States) he earned a doctorate (Dr. oec.) at the Institute for Media and Communications Management at the University of St. Gallen.

1 ... Service-Oriented Architecture ... 21 ... 1.1 ... Challenges for IT ... 21 ... 1.2 ... Approximation by Means of Analogy ... 26 ... 1.3 ... Principles and Advantages of SOA ... 28 ... 1.4 ... Agility Gains Using a Sample Process ... 37 ... 1.5 ... Enterprise SOA as a Business Trend ... 41 2 ... On the Road to Enterprise SOA ... 45 ... 2.1 ... Enterprise SOA Adoption Program ... 46 ... 2.2 ... Assessing the Individual Situation ... 51 3 ... Roadmap Methodology ... 67 ... 3.1 ... Phase 1: Strategic Determining Factors ... 68 ... 3.2 ... Phase 2: Transparency to the Business and IT Landscape ... 83 ... 3.3 ... Phase 3: Analysis of Potentials ... 103 ... 3.4 ... Phase 4: Design ... 110 ... 3.5 ... Phase 5: Roadmap Definition ... 121 4 ... Analyses of Industries and Examples ... 133 ... 4.1 ... Analysis Procedure ... 133 ... 4.2 ... Automotive Industry ... 135 ... 4.3 ... High-Tech Industry ... 156 ... 4.4 ... Chemical Industry ... 185 ... 4.5 ... Retail Industry ... 213 ... 4.6 ... Banks and Financial Service Providers ... 230 ... 4.7 ... Public Sector ... 252 5 ... Cross-Industry Best Practices ... 273 ... 5.1 ... Empirical Foundations for Modeling ... 273 ... 5.2 ... Level 1: Technological Mass Adoption - Setting the Foundations ... 290 ... 5.3 ... Level 2: SAP NetWeaver Adoption - Establishing Facts ... 301 ... 5.4 ... Level 3: Composite Application Adoption ... 5.5 ... Level 4: Enterprise SOA Adoption - Enforcing Enterprise SOA ... 321 ... 5.6 ... Avoiding Risks ... 333 6 ... Bottom Line and Outlook ... 339 ... 6.1 ... A Look at IT Post-2010 ... 341 ... 6.2 ... Initial Transformation Considerations ... 350 A ... Catalog of Enterprise Services Bundles ... 357 A.1 ... ES Bundles Providing Enterprise Services for SAP ERP ... 357 A.2 ... ES Bundles Providing Enterprise Services for SAP SCM ... 361 A.3 ... ES Bundles Providing Enterprise Services for SAP RFID and SAP OER ... 362 A.4 ... ES Bundles Providing Enterprise Services for SAP SRM ... 363 A.5 ... ES Bundles Providing Enterprise Services for Industries ... 364 A.6 ... Preview of Planned ES Bundles ... 367 B ... Procedural Recommendations ... 377 C ... Other Distinctive Features Contained in the Stage Model ... 381 D ... Selected Offerings of SAP Consulting ... 383 D.1 ... Roadmap for SAP NetWeaver ... 383 D.2 ... SAP Enterprise SOA Roadmap for SAP ERP ... 384 D.3 ... Additional Related Offerings from SAP Consulting ... 385 E ... List of Acronyms ... 393 F ... Bibliography ... 399 G ... The Authors ... 403 Index ... 405