Coupe du monde d'escrime
Abouelkassem's international career began in 2008, when he captured a gold medal in foil fencing at the African Junior Championships and bronze at the World Junior Fencing Championships in Italy, in addition to one third-place finish at the Junior Fencing World Cup. At the 2009 Junior Fencing World Cup, he earned another third-place win and followed up with gold one year later at the 2010 World Junior Fencing Championships. He earned his first World Cup medal as a senior, bronze, at the 2011 Fleuret de St-Petersbourg, and captured gold at the 2011 Pan Arab Games in the individual and team foil events.