Histology Technician Staff IconsHistology TechnicianValhalla, NYLicense and current registration as a Certified Histological Technician, Pathologists' Assistant, Clinical Laboratory Technician, or Clinical Laboratory Technologist issued by the New York State Education Department. The Histology Technician prepares surgical, grossing area, and autopsy specimens, biopsies and slides for microscopic study of tissues or organisms by the Pathologist.