Incumbent performs all MRI examinations and all diagnostic X-ray procedures. These exams are performed with and/or without the use of contrast materials. The purposes of these exams are to achieve diagnostic studies to aid in the proper diagnosis and treatment of patients. This subspecialty requires advanced ARRT certification. To qualify for this position, applicants must meet all requirements by the closing date of the announcement. 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 tha