Santos won the 2015 Pan American Championship to earn a two-year card for the snooker tour beginning with the 2015–16 season. He only played four matches in the 2015/2016 season, losing all of them. Santos also lost all 12 of his matches in the 2016–17 season, though he was 3–1 ahead of world number six Shaun Murphy at the UK Championship, but was beaten 6–3. He has now dropped off the tour.