Ability to lift up to 45 pounds, walk, run, bend, squat, kneel, sit and play on the floor, stand for long periods of time, and engage in fast-paced physical activities with children and teens. As a Behavior Interventionist with IABA, you’ll work one-on-one with children and adolescents with Autism and other developmental disabilities, helping them build the skills to play, communicate, connect, and become more independent.