Previously, Rungrawee worked as Secretary to the Corporate Director of Sales and Marketing at Six Senses Hotels Resorts Spas since 1997. She was promoted to being Personal Assistant to the Managing Director in 2007 and left the company in 2019, during her final role as Personal Assistant to the President. A Thai citizen, Rungrawee holds a Higher Vocational Diploma in Business Administration – Marketing and Management from St. Theresa International College. Rungrawee also holds a four-year certificate in General Secretarial Subjects from YWCA Secretarial School from where she graduated in 1992.