July 2007 to present Managing Director, ETW. 2003 – 2007 Head of Aeroelastic Testing Department, DLR Sep. – Dec. 2005 Sabbatical at Airbus S.A.S. 1999 – 2003 Research Scientist on transonic transport-aircraft aeroelasticity, DLR. 1992 – 1999 Research Scientist on transonic wing aerodynamics and on supersonic flow instabilities, Institute of Aerodynamics, RWTH Aachen. 1989 – 1992 Student Assistant, Institute of Aerodynamics, RWTH Aachen. March 1999 Doctorate degree (Doktor-Ingenieur) summa cum laude, Thesis “Entropy- and Boundary-Layer Instabilities Over a Blunt Flat Plate in Supersonic Flow” advised by Univ.-Prof. em. E. Krause, Ph. D. Institute of Aerodynamics, RWTH Aachen, Germany. 1986 – 1992 Graduate Engineer degree (Diplom-Ingenieur) with GPA 1.6, Mechanical Engineering, RWTH Aachen. 1977 – 1986 General qualification for university entrance (Abitur) with GPA 1.3, Kaiser-Karls-Gymnasium secondary school, Aachen.