· Merkin Distinguished Visiting Professor, Caltech2024–
· Co-Founder And CAIO, CuspAI2024–2025
· Co-Founder And Chief Technology Officer, CuspAI2024–
· VP Distinguished Scientist, Microsoft2021–2023
· Hoogleraar - Full Professor (Part Time 1 Day A Week), University of Amsterdam2021–
· Vice President Technologies, Qualcomm2017–2021
· Hoogleraar - Full Professor (Part Time 2 Days A Week), University of Amsterdam2017–2021
· Senior Fellow, Canadian Institute for Advanced Research (Current)2015–
· Co-founder And Chief Scientific Advisor, Scyfer B.V.2013–2017
· Hoogleraar - Full Professor (Fulltime), University of Amsterdam2012–2017
· Professor, UC Irvine2003–2012
· PhD Theoretical Physics, Utrecht University1987–1997