Substance abuse counselors are professionals who work with individuals struggling with substance abuse and addiction issues. They provide counseling, support, and education to help individuals overcome their substance abuse problems and maintain a drug-free lifestyle. Substance abuse counselors may work in a variety of settings, including addiction treatment centers, hospitals, mental health clinics, and community outreach programs. They may also work with individuals or groups, depending on the needs of their clients. The specific duties of a substance abuse counselor may include assessing the needs of clients, developing treatment plans, providing individual and group therapy, and advocating for clients within the healthcare system.