University of Bonn, Medical School (1984-1990)
University of Bonn, Internship (1990-1991)
University of Bonn, Department of Cardiovascular Surgery, Residency (1991-1992)
University of Munich, Department of Cardiac Surgery, Residency (1992-1997)
University of Munich, Department of Cardiac Surgery, Consultant Surgeon (1997 to 1998)
University of Bonn, Department of Cardiac Surgery, Consultant Surgeon (1998 to 2007)
University of Munich, Department of Cardiac Surgery, Consultant Surgeon (2007 to 2009)
University of Munich, Department of Cardiac Surgery, Vice-Chairman (2009 to 2011)
University of Munich, Department of Cardiac Surgery, Acting Director (2011)
University of Munich, Department of Cardiac Surgery, Head of Pediatric Cardiac Surgery (2011 - 2014)
Auto Tissue Berlin GmbH, Chief Medical Officer (since 2014)
BioVentrix Inc., Clinical Consultant (since 2014)