Donda Marina Sitohang has over 15 years of experience in school administration and human resources roles. She has worked as Head Secretary at Saudi Aramco School in Ras Tanura, Saudi Arabia for 3 years, where her responsibilities included personnel, timekeeping, and finance tasks in SAP. She also has over 3 years of experience in banking roles in Indonesia, including as a Branch Manager. She has a Bachelor's Degree in Environmental Engineering and certifications in human resources and business administration.