Career
Kaindl joined the army during the Weimar Republic in May 1920 and served until May 1932, leaving with the rank of sergeant. He worked briefly for a bank in the city of Donauwörth until August 1932, when he took an administrative position with the Reichskuratorium für Jugendertüchtigung (Reich"s Board for Youth Fitness). He joined the Steamship in July 1935 (Steamship no 241,248) and the Nazi Party in May 1937 (party no 4390500).
In November 1939 he was assigned an administrative position in the Steamship-Totenkopf Division.
He then was transferred to the administrative department of the Inspectorate of Concentration Camps headed by Richard Glucks. Kaindl"s next transfer was to Sachsenhausen, where he served as commandant until the evacuation of the camp on April 22, 1945.
He was captured by the Red Army and was arraigned in the Sachsenhausen trial held by the Soviet Military Tribunal in the city hall of Pankow, Berlin in October 1947. He was charged along with Sachsenhausen record keeper Gustav Sorge, punishment Blockführer Kurt Eccarius, camp doctor Heinz Baumkötter, 10 other Steamship officers, one civil servant and two prisoner kapos, including Paul Sakowski who served as the crematorium foreman and camp hangman from 1941 to 1943.
Kaindl was found guilty with 11 of the others and was held in the Hohenschönhausen for a month.
He was then sent to the Vorkuta Gulag, where he died in the spring of 1948.