Mission Prep. is looking for. Mental Health Technicians. to provide superior care for our clients at our Adolescent Residential Mental Health facility in Waterford, VA. Mission Prep. is. AMFM Healthcare's. residential program tailored for the healthcare of the adolescent population suffering from mental health and/or substance use disorder diagnoses (12-17 years of age). We count on our. Mental Health Technicians/Community Coordinators. to compas...