Career
He plays as a defensive midfielder. Gerkens made his professional debut for K.R.C. Genk at 28 November 2013 in a Union of European Football Associations Europa League game against Football Club Dynamo Kyiv as a 88th-minute substitute. At 1 December 2013, he made his league debut against Oud-Heverlee Leuven.
Three days later he was a starter in the Belgian Cup against KV Mechelen.
After 61 minutes he was replaced for Anthony Limbombe.