Marlon is a Lecturer in Nursing Education in the Department of Adult Nursing within the Faculty of Nursing, Midwifery & Palliative Care. He is mainly involve in the course provision of the BSc Nursing with Honours programme delivered at Ngee Ann Academy in Singapore.

He holds Bachelor's degrees in Nursing and in Clinical Practice (Intensive Care), and a Master's degree in Acute Medicine. He is currently undertaking a Professional Doctorate in Education at the Institute of Education at University College London, focusing his work on curriculum development, critical pedagogical practices, and educational assessment.

His clinical background and interests include Critical Care Nursing, Cardiac Nursing, Clinical Simulation, and Interprofessional Education. Prior to joining King's, he was a Senior Lecturer and a Course Lead in BSc Adult Nursing Top-up Degree at University of East London.