However, Sundowns Caf Champions League run is not considered in determining the best PSL coach of the season.
But winning the continental competition might sway the opinions of selectors.
Cardoso took over Masandawana, who were already leading the PSL standings, and led them to 21 league matches in which 18 victories, one draw and two defeats were recorded.
This is against Riveiro's 18 league wins, a draw and four defeats in 23 outings.