Visual acuity requirements including color, depth perception and field of vision: Employee is required to have visual acuity to determine the accuracy, neatness and thoroughness of the work assigned (i.e., custodial, food services, general labor, etc.) or to make general observations of facilities or structures (i.e., security guard, inspection, etc.). If you have student loans and you are selected for full-time employment with Rockingham County, you may qualify for forgiveness of the remaining balance due on your William D. Ford Federal Direct Loan after you have made 120 qualifying payments on those loans while employed full-time by certain public service employers.