In 1944 he was employed with Eichmann, Dieter Wisliceny, Theodor Dannecker, Hermann Krumey [de], Siegfried Seidl, and Franz Novak in Hungary, to overlook the deportation of Jews in the concentration camps at Auschwitz. Over 430,000 Jews were deported from Hungary, of whom some 200,000 were exterminated upon arrival.[2] Abromeit was one of the closest stewards under Eichmann.