Caetani won the RAI Turin and the third prize at the Karajan Competitions in Berlin, and started his professional career as assistant to Otmar Suitner at the Staatsoper Unter den Linden in Berlin.
Caetani won the RAI Competition in 1979 and the third prize at the Karajan Competition in Berlin in 1982. He started his professional career as assistant to Otmar Suitner at the Staatsoper Unter den Linden in Berlin.