What Audiologists Do. Audiologists diagnose, manage, and treat a patient’s hearing, balance, or ear problems. Work Environment. Most audiologists work in healthcare facilities, such as physicians’ offices, audiology clinics, and hospitals. Some work in schools or for school districts, and travel between facilities. Others work in health and personal care stores. How to Become an Audiologist. Audiologists need a doctoral degree and must be licensed in all states. Requirements for licensure vary by state. Education. The doctoral degree in audiology (Au.D.) is a graduate program that typically takes 4 years to complete. A bachelor’s degree in any field is needed to enter one of these programs.