From 1973 to 1977 Eberhardt worked as an assistant at the Institute of Anorganic Chemistry at the Technical University Graz.
Eberhardt was appointed Director of TÜV Österreich (previously Technical Inspection Association Vienna) in 1994.
Following the reorganization of the association in 2007, Eberhardt assumed the position of Chairman of the Board of TUV Austria Holding AG.
[1] Dr. Hugo Eberhardt retired from his offices as CEO of TÜV AUSTRIA HOLDING AG in 2013.
Since 2007 Eberhardt has been the vice-president of the Society of Friends of the Technical Museum in Vienna and since 2010 member of the Presidential Council of the Austrian Standards Institute (ASI).