4/2008-7/2010: Manager – Human Resources Development Dept – Hana Securities;
7/2010-6/2012: Manager – Management Planning Dept – Hana Securities;
7/2012-3/2013: Deputy General Manager – International Business Dept - Hana Securities;
7/2014-4/2018: Deputy General Manager – Wrap Management Dept – Hana Securities;
4/2018-1/2021: Senior General Manager – Investment Products Service Dept- Hana Securities
1/2021 – present: Senior General Manager – Wholesale Financial Products 1 Dept- Hana Securities.