"From 1943 onwards, he was both Chief of the Kriminalpolizei (Criminal Police) and Minister of the Interior, overseeing all internal and external police and security forces, including the Gestapo (Secret State Police). He also controlled the Waffen-SS, the military branch of the SS."
If you're writing about the Warsaw Ghetto Uprising, I would suggest adding Marek Edelman as a possible answer. He was a leader of the uprising later on (after Anielewicz committed suicide) and is a more well-known figure, since he lived through the war, worked as a surgeon and gave a famous interview "Shielding the Flame" about the Uprising.
"From 1943 onwards, he was both Chief of the Kriminalpolizei (Criminal Police) and Minister of the Interior, overseeing all internal and external police and security forces, including the Gestapo (Secret State Police). He also controlled the Waffen-SS, the military branch of the SS."
TL;DR, he did both