Tazewell County Health Department. Job Description. Job Title. 21st Century Schools Site Assistant. Department. Community Health Division. Reports To. Site Coordinator, 21st Century Schools. Job Status. Part Time, Hourly. Prepared By. Stacie Ealey. Approved By. Amy Fox. Approved Date. 12/28/2015. Summary. Provide quality out-of-school time programming for participating students and parents. Assist Site Coordinator in managing site operations and ...