- Resident, Spine Center, Neurosurgery, Kyung Hee University Hospital at Gangdong
- Fellow, Spine Center, Neurosurgery, Kyung Hee University Hospital at Gangdong
- Clinical instructor, Spine Center, Neurosurgery, Kyung Hee University Hospital at Gangdong
- Regular member of the Korean Neurosurgical Society
- Regular member of the Korean Spinal Neurosurgery Society
- Regular member of Korean Minimally Invasive Spine Surgery Society(KOMISS)
- Regular member of the Korean Spinal Deformity Society
- Regular member of the Korean Spinal Osteoporosis Research Society
- Regular member of Korean Research Society of Endoscopic Spine Surgery