The Lead Diagnostic Radiologic Technologist (DRT), Team Leader Mammography is fully functional as an Advanced DRT and is able to carry out the assigned tasks independently. Basic Requirements: United States Citizenship: Non-citizens may only be appointed when it is not possible to recruit qualified citizens in accordance with VA Policy. Certification. All applicants must be certified in general radiologic technology by the American Registry of Radiologic Technology, Radiography (ARRT) (R). Advanced ARRT certification is required for assignments that include computed tomography (CT), magnetic resonance imaging, or Mammography (M) duties performed independently, as applicable. Advanced certification indicates that the incumbent [can operate independently and has demonstrated specific clinica