Caseworker 1. A bachelor’s degree which includes or is supplemented by successful completion of 12 college credits in sociology, social welfare, psychology, gerontology, criminal justice, or other related social sciences: OR. Two years’ experience as a Social Services Aide 3. and. two years of college-level coursework which includes 12 college credits in sociology, social welfare, psychology, gerontology, criminal justice, or other related social...