Fünten was initially an employee in the Jewish section of the RSHA under the command of Adolf Eichmann.
From 1942 he was Jewish adviser to Croatia in the Jewish Section (IVB4) of the RSHA with SS Lieutenant Colonel Adolf Eichmann.
Meant at first to take the job as staff consultant on Einsatzgruppe B's staff, Bradfisch took part in a major discussion at the Pretzsch Border Police School at which Heydrich and the Chief of RSHA Department IV (Gestapo), Heinrich Müller, explained to the Einsatzgruppe and Einsatzkommando leaders in all plainness their task.
RSHA bureaucrats informed that, beginning September 10, Romanian Jews were to be forcefully embarked for Lublin (Majdanek): "those that are fit will be put to work, while the rest undergo special treatment".