Before her enlistment as an SS auxiliary, she worked at an
office in Berlin. On January 31, 1941, Margot Dreschel arrived
at Ravensbrück concentration camp to receive guard training. At
first she was an Aufseherin, a lower-ranking female guard at
Ravensbrück camp in charge of interned women. She trained under
Oberaufseherin (Senior Overseer) Johanna Langefeld in 1941, and
quickly became an SS-Rapportführerin (Report Overseer), a
higher-ranked guard. On April 27, 1942, Dreschel was selected
for transfer to the newly opened Auschwitz II – Birkenau
concentration camp in occupied Poland. Dreschel began her duties
at Birkenau in August 1942 as soon as the women's camp was
established there, with women transferred from Auschwitz to
Birkenau during expansion. She served under Maria Mandel and
worked as an associate of Dr Mengele. Dreschel was also head of
all camp offices in Auschwitz. Dreschel's appearance was
reportedly repellent, as one female Auschwitz prisoner
recounted: "camp leader Dreschel was there, her buc