Job Description. POSITION SUMMARY. Under close supervision the Custodian performs general custodial duties to include. cleaning, dusting, sweeping, mopping, disinfecting and vacuuming. Employees in this job class use proper materials and methods to assure areas are clean and free of safety hazards. Typical Schedule. 9am-5:30am. TYPICAL DUTIES. . Clean, dust, and wipe furniture. Sweep, mop, or vacuum floors. Empty and clean wastebaskets, trash con...