With a doctoral scholarship from the Study Foundation of the German people, he was promoted and awarded in 1997 with the Second Prize of all faculties of the University of Wuppertal.
After his habilitation, Trawny worked from 2001 to 2003 in the philosophy department of the Albert Ludwigs University in Freiburg, as part of a sponsorship from the Fritz Thyssen Foundation.
In 2011 he assumed a deputy professor position at the Södertörns Högskola in Stockholm at the Center for Baltic and East European Studies.
[6] In his most recent works, Trawny focuses the elaboration of a philosophical understanding of globalization and cosmopolitanism, especially in his books Adyton and Medium and Revolution.
Trawny tries to interpret the globalization of their strained relationship with the media and thus comes to a determination of the medium as "the immaterial unity of technology and capital".