Nedoroscik began the 2018 season competing at the Winter Cup Challenge where he placed fourth on pommel horse. At the 2018 NCAA National Championships Nedoroscik defended his pommel horse title and helped Penn State finish sixth as a team. Although already pre-qualified to the upcoming U.S. National Championships, Nedoroscik competed at the National Qualifier where he finished fourth on pommel horse. At the National Championships Nedoroscik placed ninth on pommel horse after having a subpar performance on day two of the competition.