Heine worked at Marshall Islands High School in Majuro from 1975 through 1982, serving both as a classroom teacher and as a counselor. In 2000, Heine founded Women United Together Marshall Islands (WUTMI), a women's rights group. Since 2005, she had been Pacific Resources for Education and Learning's (PREL) Director at the Pacific Comprehensive Assistance Center. Heine participated in the 2009 with the Pacific Islands Climate Change Education Partnership. She has also been associated with the Leadership Pacific Advisory Board, the Commission on Education in Micronesia, and the Human Resources in Health Task Force.
