In 2012, SKT T1 named kkOma as a coach for their League of Legends team in preparation for the upcoming 2013 Season 3. kkOma recruited players Faker, Bengi, Piglet, Impact, and PoohManDu to form the original SKT T1 team.

[8] On 17 December 2019, Vici Gaming announced that kkOma joined the team as their head coach.

[11][12] During the 2021 season, kkOma and his team were runners up in the 2021 Mid-Season Invitational, and the 2021 League of Legends World Championship.

In December 2021, kkOma was promoted to the role of athletic director within the DWG KIA organization.

[14] In March 2022, the Korea Esports Association (KeSPA) announced the appointment of kkOma as the head coach for the South Korean League of Legends team for the 2022 Asian Games.