Her research has focused on adolescent health particularly in relation to HIV/AIDS prevention. She has worked on research and educational program development projects in the United States, China, and Viet Nam. In addition, she has been involved in socio-cultural studies in association with vaccine development and trials for enteric diseases in Asia. Dr. Kaljee is a graduate of the University of Maryland Masters of Applied Anthropology program, and she has continued a relationship with the program as adjunct faculty, supervising student internships, and hiring graduates of the program.