Head coach Christian Gross, sporting director Jochen Schneider, team manager Sascha Riether and fitness coach Werner Leuthard have been sacked, according to a number of German sources, particularly Bild and Sport1.de.
There have been personnel changes at Schalke following their defeat to Stuttgart (1-5) in the 23rd round of the Bundesliga.
After David Wagner, Manuel Baum and Huub Stevens, Gross was the team’s fourth coach in 2020.
Gross took charge of Schalke at the end of December 2020, under him the team averaged 0.45 points (one win, eight losses, two draws).
Schalke are last in the Bundesliga table with nine points after 23 games.