Park started internationally for the first time at the Junior World Championships 2011 in Courmayeur and achieved eighth place with the relay. He ran his first World Cup races in Salt Lake City at the beginning of the 2019/20 season . There he finished seventh over 1500 m, fifth over 500 m and second place with the relay. In the further course of the season he came in Montreal with the relay and over 1000 m in second place and won his first World Cup victory in Nagoya with the mixed relay. In addition, he was third there over 500 m and second over 1500 m and with the relay. This was followed by third place with the relay in Shanghai , second with the mixed relay in Dordrecht and another World Cup victory with the relay in Dresden . He achieved eighth place in the world cup over 500 m and 1000 m and seventh place in the world cup over 1500 m.