Between 1996 and 2003, as joint founder, he was a member of the board of directors and vice-director of the Fraunhofer-guided Institute for Telematics e.V. in Trier, Germany, co-responsible for the scientific orientation and development of the institute, definition, acquisition and realization of all research projects, which were 70% industry-financed. Since 2002, he has taught and conducted research as a professor at the IST/University of Luxembourg. His SECAN-Lab team deals with performance, privacy and identity handling in Next Generation Networks.