Their responsibilities include maintaining a safe, clean, and therapeutic environment; supporting and motivating patients to engage in their individualized treatment plans; and delivering treatment programs to individuals and groups with serious mental illnesses, substance abuse issues, and/or intellectual or developmental disabilities. Job duties include, but are not limited to, taking clients’ vital signs, assisting with activities of daily living (ADLs), feeding, cleaning, providing one-on-one direct observation, serving meals, and using de-escalation techniques to manage client behavior and milieu.