Level IIIA minimum of 36 (thirty-six) months of direct, documented experience working with persons with mental illness and/or substance use disorder and possess a High School Diploma, General Equivalency Diploma (GED), or High School equivalency (HSE) Credential and two (2) years of professional experience; Or the completion of 60 (sixty) college credit hours and a minimum of 12 (twelve) months of direct, documented experience working with persons with mental illness and/or substance use disorder and two (2) years of professional experience; Or a bachelor’s or master’s degree in any field from a regionally accredited college or university recognized by the United States Department of Education (USDE) and have a minimum of six (6) months of direct, documented experience working with persons with mental illness and/or substance use disorder and two (2) years of professional experience; Or a bachelor’s or master’s degree in a behavioral health related field earned from a regionally accredited college or university recognized by the United States Department of Education (USDE) and two (2) years of professional experience; Or have a current license as a registered nurse in the State of Oklahoma with documented experience in behavioral health care and two (2) years of professional experience. Level IIA minimum of 36 (thirty-six) months of direct, documented experience working with persons with mental illness and/or substance use disorder and possess a High School Diploma, General Equivalency Diploma (GED), or High School Equivalency (HSE) Credential; Or the completion of 60 (sixty) college credit hours and a minimum of 12 (twelve) months of direct, documented experience working with persons with mental illness and/or substance use disorder; Or a bachelor’s or master’s degree in any field from a regionally accredited college or university recognized by the United States Department of Education (USDE) and have a minimum of six (6) months of direct, documented experience working with persons with mental illness and/or substance use disorder; Or a bachelor’s or master’s degree in a behavioral health related field earned from a regionally accredited college or university recognized by the United States Department of Education (USDE); Or have a current license as a registered nurse in the State of Oklahoma with documented experience in behavioral health care.