Born in Moûtiers, Savoie, Lizeroux is a member of Douanes-La Plagne. He made his World Cup debut in 2000 and has three World Cup victories, all in slalom. Lizeroux won silver medals in the super combined and the slalom on home snow at the 2009 World Championships in Val d'Isère. He finished 9th in the slalom and 18th in the super combined of the 2010 Winter Olympics in Vancouver.