Brandon has worked in the field of college admissions for the past 13 years. His most recent position was as Interim Director of Operations at the International Association for College Admission Counseling, an organization dedicated to providing professional development opportunities for individuals who work with international students. Prior to his current position, Mack was an Associate Director of Admission & Coordinator of Transfer Admission at Rice University. Mack worked specifically on international recruitment in Africa, domestic recruitment strategies, and building counselor relationships. He has also worked on minority recruitment initiatives, community based organization partnerships, and community outreach efforts to educate students on highly selective college admissions. He also oversaw and managed the transfer admission process and was the liaison to the Rice School of Architecture.
Mack has also served on the National Association for College Admission Counseling (NACAC) Anti-Racist Institute Faculty and is currently in his 4th year a faculty member for the Guiding the Way to Inclusion Conference for NACAC.