Performs test procedures in the Transfusion Service, including manual and automated testing, result reporting, and operation of laboratory instruments and equipment. Initiates troubleshooting when instrumentation or equipment produces errors and follows established quality-control procedures. The role requires working successfully in a high-volume setting and completing assigned work without close or continual supervision. The scientist performs routine and problem-solving Transfusion Service procedures; reviews, validates, and enters results in the laboratory information system (LIS); investigates transfusion reactions; supports emergency release and massive transfusion protocol workflows; and manages the inventory, verification, allocation, modification, and issue of organs and vessels. The role also includes instrument and manual quality control, documentation, equipment maintenance and troubleshooting, communication with hospital personnel, and assigned studies or projects. The position is per diem.