 In addition to the field and lab work MacNeish has been a professor at Boston University and the University of Calgary, where he helped to found their Department of Archaeology.He was the Whidden Lecturer at McMaster University, Senior Archaeologist at the National Museum of Canada, and was the director of the Robert S. Peabody Museum of Archaeology in Andover, Massachusetts.When he left the museum in 1983, instead of retiring, he established the Andover Foundation for Archaeological Research (AFAR), named himself Director of Research and continued his work in the American Southwest and China.