BASIC REQUIREMENTS Citizenship. Citizen of the United States. (Non-citizens may be appointed when it is not possible to recruit qualified citizens in accordance with chapter 3, section A, paragraph 3g, this part.) Education. Master's degree or higher in a physics, science, or engineering discipline recognized by an accredited college or university with at least 30 semester hours in medical physics, health physics, radiological science, physics, engineering, chemistry, or biology; or an equivalent foreign degree and coursework substantiated by the National Association of Credential Evaluation Services. Board Certification. Persons hired or reassigned to TMP positions in the VHA must be board certified in the field of therapeutic medical physics by an approved certifying body. The board cer