Jeon was a quarter-finalist in the International Competition for Young Conductors in Besançon in 2017. He has frequently conducted the Wind Symphony Orchestra and Symphony Orchestra of KUG as well as the Graz University Choir. He also conducted the Symphonic Orchestra of The State Opera of Russia in Bulgaria (2014), Bartok Festival Orchestra in Szombathely in Hungary, Moravia Philharmonic Orchestra in the Czech Republic, and Gstaad Festival Orchestra in Switzerland during master classes.