VA Careers - Mental Health Professionals: www.youtube.com/watch?v=hOMintJXa3Y The psychologist applies professional psychological diagnostic methods and evidence-based intervention strategies to a full range of patient problems in his/her work setting. He/she has knowledge of psychological diagnosis, intervention, and behavioral health that qualifies him/her to provide advice and consultation to professionals representing a variety of disciplines. 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: Citizenship. Citizen of the United States. Licensure. Applicants must hold a full, current, and unrestricted license to practice psychology at th