Soucisse began learning to skate in 2000. With Alexandre Laliberté, she became the pre-novice bronze medallist at the 2010 Canadian Championships. She skated the following two seasons in the junior ranks with Benjamin Smyth. The duo placed 10th at the 2011 Canadian Championships and withdrew from the 2012 edition. They were coached by Bruno Yvars and Martine Patenaude in Montréal.