In the years prior to the first world war Charles Scheirlinckx represented Belgium at the World Shooting Championships, winning multiple medals in rifle events. From 1909 to 1911 Scheirlinckx won three consecutive bronze medals in the free rifle three positions 300 metres team event, as well as an individual bronze in the free rifle prone 300 metres at the 1911 championships in Roma. He continued to represent Belgium in rifle shooting after the war, competing in the free rifle team event at the 1924 Paris Olympics.