Schroedter commenced training as an Officer Cadet in the Kradschützen Bataillon of the 3. Panzer-Division in Bad Freienwalde and attended the Kriegsschule in Hannover during 1938 and 1939.
The Panzertruppenschule was a 'branch school', where officer candidates were sent after 12–16 weeks spent in basic training, and having successfully undertaken an 8 week course at a Kriegsschule.