N.H. Rev. Stat. Ann. § 48:19

The director of human services shall have the following minimum qualifications: A master's degree from a recognized college or university with a major in social work or related studies, such as government, economics, business administration, sociology, psychology or education, and 4 years administrative experience, including personnel supervision and coordination; or a bachelor's degree in the same subjects specified above and 6 years administrative experience, including personnel supervision and coordination.