The work involves supervising and performing multiple tests or examinations on patient specimens in a clinical laboratory using defined procedures to aid in the diagnosis or treatment of patients at Erie County Medical Center Corporation (ECMCC). This class differs from that of Clinical Laboratory Technologist by virtue of its supervisory responsibilities and performance of more difficult and complex laboratory tests. Work is performed under the general supervision of the Chief Clinical Laboratory Technologist for the assigned clinical section. Supervision is exercised over lower-level technical employees. Does related work as required.