Trained as a civil engineer, Dadman briefly served as the Minister of Roads and Transportation between January and May 2001.
[1] Dadman held a PhD again in civil engineering which he received from the University of Manchester in 1996.
[2] Dadman worked at his alma mater, University of Tehran, as a faculty member.
[3] He was appointed Minister of Roads and Transportation under President Mohammad Khatami on 14 January 2001.
[4][3] Dadman was married to Zohratalsadat Nazari who was one of the individuals involved in the capture of the US Embassy in Tehran in November 1979.