He has coached Mpumalanga Black Aces,[6] Dangerous Darkies,[7] Real Rovers,[8] Moroka Swallows,[9][10] Rabali Blackpool,[7] AmaZulu,[11] African Wanderers,[12] Tembisa Classic,[13][14] Black Leopards,[15] Zulu Royals,[11][16] PJ Stars,[7] Garankuwa United,[17] Values Rockets,[5] Mbabane Swallows,[18] and amateur Klerksdorp City.
[20] Unable to secure a contract in the United States, the retired midfielder came to the whites-only South African league with some other Austrians in the 1960s,[21] before completing a switch to Moroka Swallows as player-coach which was the first black team he was in.
[22] Since then, he coached only black teams[22] and was dubbed 'Mr Fitness',[7] 'Mr Fixit', the 'Lion of the North' for his preternatural ability to save clubs from relegation.
[22] Summoned to take the helm of Mbabane Swallows of the Swazi Premier League near the end of 2009[18] on a short-term agreement to assist Malian Alou Badara ahead of their CAF Champions League clash encountering SuperSport United,[24] Rautmann arrived in the country by January 2010.
[27] A month succeeding his appointment, he severed ties with the club, citing a poor relationship with Alou Badara as the reason for his resignation.