Stefanoudakis, an engineering consultant in Vienna, Austria, learned his engineering skills at the Faculty of Engineering, LTH, at Lund University in Sweden. He became an ASCE member while attending Lund University.
He began his career in Europe and worked for several international engineering firms, including the Hilti Corporation and Siemens Global Worldwide. Since 2009, Stefanoudakis has conducted research on the integrity of existing masonry buildings. Specifically, his research focuses on the bracing capacity of existing timber joist floors. He presented on this topic during the Vienna Congress on Recent Advances in Earthquake Engineering and Structural Dynamics conference, held in 2013. Stefanoudakis is also a consultant on earthquake structural engineering, and is an expert in monitoring, retrofitting, and renovating existing buildings while ensuring the cultural history and heritage of the structure.
Stefanoudakis serves as an engineering spokesperson with the Austrian Chamber of Civil Engineers, and participates on the earthquake forces working committee of the Austrian Standards Institute.