Are you legally authorized to work in the United States? Next, provide your employment history in detail.Apply to Housekeeper, Registered Behavior Technician, Journeyperson Plumber and more! Explore Jack's job Application Forms and find the form that suits your needs. Work at the Ackerman Center! We encourage applicants to apply on-line, rather than submit paper applications. There are many advantages to applying on-line, including the cost-savings.