Radiology Tech, Radiology Technologist, Radiologic Technologist, Rad Tech, Radiologic Tech, X-Ray Tech, X-Ray Technologist, CT Tech, CT Technologist, Computed Tomography Tech, Computed Tomography Technologist, Cat Scan. The X-Ray/CT Technologist performs examinations in accordance with ACR accreditation practice guidelines and hospital protocols for CT and X-Ray and works under the guidance of the Lead CT Technologist, the direct supervision of the Diagnostic Imaging Supervisor, Diagnostic Imaging Medical Director, and under general supervision of the Director of Diagnostic Imaging.