Administrative Assistant I: Performs administrative office support-related work for department staff and/or the general public. Work requires contact with middle and high-level managers. Employees at this level perform work independently on assignments; however, all unusual issues are referred to the supervisor.Administrative Assistant II: Performs administrative office support-related work for department staff, the general public, and [one or more projects and/or specialized programs.] Work requires contact with middle and high-level managers and private entities. Employees at this level establish their own work plan and priorities to meet set objectives. Issues are rarely referred to the supervisor but are handledat the occurrence.Administrative Assistant III: Performs administrative office support-related work for department staff, the general public, and one or more projects and/or specialized programs. Work requires contact with high-level managers, executives, governmental officials and private entities. May serve as a lead worker. Employees at this level establish their own work plan and priorities to meet set objectives. Issues are rarely referred to the supervisor but are handled at the occurrence.Essential Duties:Conducts annual physical inventory; verifies inventory findings, reconciles and enters adjustments in computer system as needed.Maintains and updates office files/records/logs and suspense systems and a wide variety of automated systems in support of personnel, finance, budgeting, inventory, contracts, purchasing, and travel information.Maintains records and inventories of materials, supplies and equipment.Reviews, prepares and/or negotiates applicable program purchases for services, office materials, supplies, tools and/or equipment and monitors contracts.Maintains calendars for department personnel to include scheduling meetings, coordinating and making appointments, and travel arrangements.Processes receipts and invoices for payment.Creates requisitions, blanket purchase orders, and enters receipts in PeopleSoft in support of the division or district.Coordinates travel services to include making travel arrangements, securing transportation and lodging services, and submitting reimbursement on the traveler s behalf.Performs other job responsibilities as assigned