- Severance Intern
- Severance Rehabilitation Medicine Residency
- National Rehabilitation Center Secretary, Secretary, Director
- Professor at Catholic Kwandong University International St. Mary's Hospital
- 2020 Asian Spinal Cord Society International Conference Venue
- Former) Vice President of the Korean Society of Medical Robotics
- Former) President of the Asian Spinal Cord Society (ASCoN) (2019-2020)
- Current) Vice President of the Korean Society of Public Medicine
- Current) Chairman of the Health Division of the Rehabilitation Association for the Disabled (RIKorea)
- Current) Vice President of the Korean Society of Sexology
- Current) Vice President of the Korean Spinal Cord Association
- Current) Korean representative of the Asian Spinal Cord Society (ASCoN)