Welcome to Autism Therapy Career College in Garden Grove California! Autism Therapy Career College prepares students to be hired as Autism Therapists in just 90 days! Career Training, RBT Exam Access, & Job Placement. The ATCC Behavior Therapy program prepares students to become Registered Behavior Technicians (RBTs), the easiest way to get hired as an Autism Therapist. It consists of 3 modules, each lasting one month. Contact Autism Therapy Career College in Garden Grove today for more information!