• Speaker of the Collaborative Research Centre Consistency in the View-based Development of Cyber-physical Systems (since 2023)
• Leader of the research group Dependability of Software-intensive Systems at KASTEL (since 2021)
• Vice dean of the Faculty of Informatics (2007–2011, 2015–2023)
• Speaker of the executive board of the FZI Forschungszentrum Informatik (2012–2017)
• Scientific executive (Wissenschaftlicher Vorstand) of the FZI Forschungszentrum Informatik (2011–2017)
• Director of the KSRI (Karlsruhe Service Research Institute) (2011–2016)
• Elected representative of the KIT competence area “Information Communication Organisation” (2009–2011)
• Full professor of software engineering at the University of Karlsruhe (TH) (since September 2006)
• Chair of Software Design and Quality at the University of Karlsruhe (TH) (2006–2020)
• Director at the Research Center for Information Technologies Karlsruhe – Forschungszentrum Informatik (FZI) (since 2006)
• Speaker of the board of the Institute for Program Structures and Data Organisation at the University of Karlsruhe (TH) (2006–2020)
• Professor of software engineering (assoc. level) at the University of Karlsruhe (TH) (February 2006–June 2006)
• Vice chair of the research training group (DFG-Graduiertenkolleg) Trustworthy Software Systems (TrustSoft) (2005–2006)
• Member of the board of the Business Information Management R&D Division of th OFFIS (2005–2006)

• Collaborative Research Centre (CRC/SFB) 1608 Consistency in the View-Based Development of Cyber-Physical Systems (since 2023, Spokesperson)
• DFG Priority Programme Design For Future – Managed Software Evolution (SPP 1593) (2015–2018, Co-coordinator)
• EU FP 7 STREP: Q-ImPreSS – Quality impact analysis and evolution of Service oriented Systems (Project coordinator)
• EU FP 7 IP: SLA@SOI (coordinated by SAP)
• DFG-Palladio: methods and tools to construct software according to a set of predefined quality of service attributes
• BMBF-MINT: Modellgetriebene Integration von Informationssystemen
• CoCoME: Common Component Modelling Example
• SKaMPI: Special Karlsruher MPI - Benchmark
• TrustME (completed): Trusted Component Model and Integration Environment for Distributed Services
• CoCoNut/J (completed): Dynamic Types for Software Components
• Cocktail: Dynamic Mash-Up compositions with guaranteed quality

In Karlsruhe (starting with summer term 2006)

see Teaching

In Oldenburg

• Continuously: Reading Group Component Based Software Engineering (CBSE)
• Continuously: PhD-Seminar on SE & CBSE (Diplomanden- und Doktorandenseminar SE & KBSE)
• Summer term 2004 -- Summer term 2005: Project Group RIDE.NET -- A round-trip software engineering IDE for .NET
• Summer term 2004: Module "Component-Based Software Engineering" (Teaching material can be found in the Stud.IP system) [ german webpage]
• Winter term 2003/4: Software-System Construction [german webpage]
• Summer term 2003: Module "Component-Based Software Engineering" [german webpage]

• Member of the Steering Committee of the International Conference on Software Architecture (ICSA) (since 2016)
• Editor of Springer journal Informatik-Spektrum (since January 2011)
• Steering committee chair of the “Software Engineering” conference of the GI
• Co-Chair of the Steering Comitee of the COMPARCH Conference Series (2010–2012)
• Chair of the Steering Comitee of the International Conference on Quality of Software Architecture (QoSA) (2005–2016)
• Member of the Board of University Professors of the German Computer Science Society (GIBU) (2008–2015)
• Member of the Chairmanship of the German Computer Science Society (2007–2011, since 2017) (»Mitglied des Präsidiums«)
• Chair of the Board and Founder of the Software Architecture Section – GI-Fachgruppe Software-Architektur of the German Computer Science Society (2006–2011)
• Co-Speaker of the Working Group ”Handbook of Software Architecture” – GI-Arbeitskreis "Handbuch der Software-Architektur" of the German Computer Science Society (October 2006–June 2011)
• Reviewer for DFG, German federal and state ministries, various European Funding Agencies, IEEE TSE, IEEE Software, ICSE, acta informatica, JSS

• Architecting Systems with Trustworthy Components (Dagstuhl-Seminar 04511) at Schloss Dagstuhl, Germany Dec, 12–17, 2004
• Formal Foundations of Component-Based Software Architectures and Embedded Software Workshop (FESCA) at ETAPS 2004 March 27 - April 4, 2004 Barcelona, Spain
• 10th EuroPVM/MPI September 29 - October 2, 2003, Venice, Italy Please note change of date!
• First International Workshop on Component Engineering Methodology (WCEM'03) in conjunction with GPCE 2003, September, 22nd, 2003 in Erfurt, Germany
• Special Topic Session on: Formal Reasoning on Software Components and Component Based Software Architectures at the Seventh Conference on Integrated Design and Process Technology, June 2003 in Bejing, China
  Due to the SARS-virus, this conference has been postponed!
• 9th EuroPVM/MPI 29 September - 02 October, 2002, Johannes Kepler University, Linz, Austria
• TOOLS - USA: Trusted Components, Formal Techniques, Eiffel and .NET 28 - 31 July, 2002, Santa Barbara, USA
• ECOOP Workshop on "Model-based Software Reuse" (in conjunction with ECOOP 2002) 10 June, 2002 Malaga, Spain
• The Fourth Australasian Workshop on Software and Systems Architectures (in conjunction with TOOLS-Pacific 2002) 17-18 February, 2002 Sydney, Australia
• Minitrack on Enterprise Application Integration This Minitrack is Part of the Software Technology Track of HICSS-34 3-6 January, 2001, Maui, Hawaii
• The Third Australasian Workshop on Software and Systems Architectures (in conjunction with TOOLS-Pacific 2000) 19-20 November, 2000 Sydney, Australia