In 2012 he returned to Venezuela, signing again for Guaiqueríes de Margarita. In 2013 he played for Indios de San Francisco de Macorís, and in 2014 he played for Club José Horacio Rodríguez in the ASOBAE. He then played for Sameji in the Baloncesto Superior de Santiago; in 2016, he participated in the 2016 FIBA Americas League with Metros de Santiago. He ended his career in 2017 with Metros de Santiago. Filion debuted with the Dominican national team at youth level, and was one of the best players of his team during the 2001 FIBA Under-21 World Championship in Saitama, Japan: he averaged 15.1 points, 3 rebounds and 1.4 assists per game. The Dominican Republic Under-21 team ended the tournament in 4th place. He then made his debut with the senior national team in 2003 and played during the 2003 Centrobasket, averaging 7 points and 3.7 rebounds per game, winning the silver medal. Filion was then called up with the national team for the 2003 Pan American Games in early August; during the competition he averaged 12.1 points, 4 rebounds and 1.9 assists per game, and the Dominican Republic won the silver medal. Later that month, Filion participated with his team in the 2003 Tournament of the Americas, where he had an 18-point, 6-rebound performance against the United States, and a 15-point performance against Puerto Rico. Filion took part in the 2004 Centrobasket averaging 12.6 points, 6 rebounds and 2.6 assists; he won the gold medal in the tournament. In 2005 he was part of the Dominican squad at the 2005 FIBA Americas Championship, where he found limited playing time and averaged 3.9 points and 1.9 rebounds per game. He then appeared in the 2006 Centrobasket, posting averages of 5.6 points and 2.2 rebounds. In 2010 he again appeared during the Centrobasket. In 2014 he was called up for the Central American and Caribbean Games, where he averaged 1 point and 0.5 rebounds per game.