Speech-Language Pathologist Duties and Responsibilities: Speech-Language Pathologist work to prevent, asses, diagnose, and treat speech, language, and swallowing disorders in children and adults. Salary: $74,680 Education: To become a Speech-Language Pathologist you need to earn a graduate degree, complete all clinical experiences required, pass a national examination. Demand for this particular career: complete all clinical experiences Reflection: I would like to become a Speech-language Pathologist because I want to help people that are having speaking.