Government Jobs - Regular Part-time - $15.81 - $24.53 Hourly New Castle County School Crossing Guards work part-time from 7 to 9 a.m. and 2 to 4 p.m. (actual times may vary by 10-15 minutes), with adjustments for early dismissal days. Candidates may submit online employment applications using the NEOGOV online application system available at . New Castle County is an Equal Opportunity Employer