Thomas Dähne started his career with TSV 1860 Rosenheim. He then went on to the youth teams of FC Red Bull Salzburg. He played his first match for the Red Bull Juniors on 29 April 2010 in the third league match against TSV St. Johann. Now he is the first goalkeeper of FC Liefering, what the Juniors are now called. His debut in the first team he did on 26 May 2013 in the match against FK Austria Wien. Salzburg won 3-0.