REQUIRED KNOWLEDGE, SKILLS, AND ABILITIES INCLUDE: (The following may not include all the required duties and responsibilities performed.) Function as custodial building supervisor in the absence of assigned custodial building supervisor, including ordering supplies, maintenance work orders, receiving supplies, inventory control, building inspections, identification and follow-up on pest control issues. Shampoo carpet and seal wooden floors during the summer. Move furniture and other heavy objects as directed by supervisors. Outdoor grounds maintenance and snow removal. Instruct subordinates regarding Arlington Public Schools cleaning procedures and follows up on instructions. Performs routine preventive maintenance on custodial and grounds equipment. Locks and unlocks doors, check the security of the building and grounds, activates the alarm system. Other duties as assigned. NOTE HAZARDS/UNUSUAL DEMANDS: Employee is exposed to potential chemical hazards and toxic substances when using cleaning liquids, solvents and solutions, to potential biological hazards when cleaning restrooms, and to potential physical hazards when operating custodian equipment. Work also exposes employee to dust, fumes and occasionally to adverse weather conditions. Work requires the frequent use of safety clothing and equipment and compliance with safety procedures.