Independently performs routine and complex ultrasound examinations. Evaluates the nature of critical and emergency procedures, and rearranges patients scheduled to accommodate them. Maintains records and electronic files of patients examined. Cross-indexes interesting cases for teaching purposes. Applicants pending the completion of educational or certification/licensure requirements may be referred and tentatively selected but may not be hired until all requirements are met. 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. Education. There are no specific educational requirements for this occupation. Education may be substituted for experience only at the GS-4 and GS-5 leve