He served as the Regierungspräsident of Wiesbaden District and as the State Secretary of the Reich and Prussian Ministry of Science, Education and Culture in Nazi Germany.

From 1909 to 1910 he performed military service as a one-year volunteer reserve officer in the Torgau Field Artillery Regiment 74 in Wittenberg.

On the outbreak of the First World War, Zschintzsch returned to active military service as a Leutnant, serving as a battery officer with his old regiment.

[1][2] Returning to civilian life, Zschintzsch resumed his legal career, having passed his Assessor examination on 13 November 1915 while on military leave.

On 13 January 1925, he became a consultant in the municipal affairs department of the Prussian Ministry of the Interior in Berlin where he remained until February 1933, being promoted to Oberregierungsrat on 1 April 1925 and to Ministerialrat (Ministerial Councilor) on 1 August 1926.

[1][3] Zschintzsch belonged to the conservative and nationalist German National People's Party (DNVP), which entered into a coalition government with the Nazis on 30 January 1933.

He replaced the Social Democrat Fritz Ehrler [de] as Acting Regierungspräsident of the Wiesbaden District on 20 February 1933.

On 1 July 1939, he was made an Ehrenbürger (honorary citizen) of the Goethe University Frankfurt and, in 1940, became chairman of the German-Hungarian Cultural Committee.

[5] It was signed by Zschintzsch and stated: After the heinous murder in Paris, German schoolteachers can no longer be expected to teach Jewish children.

[9] Due to his SS membership, the Bielefeld court imposed a fine and a four-month prison sentence, which was waived in consideration of time served.