Researches, compiles, maintains and processes statistical, financial and/or other numerical data to support specialized office functions; coordinates and/or performs routine work related to personnel, payroll, budgetary, purchasing, inventory, and/or other administrative functions; performs complex accounts payable/receivable and billing procedures, applying advanced knowledge of technical program requirements; maintains ledgers and accounts; enters data into worksheets; matches invoices with orders, reviewing and verifying for completeness, accuracy, and appropriateness as assigned; computes, collects and receipts monies and fees, including large sums; adjusts accounts within limits of authority; may develop and maintain spreadsheets and databases, either by hand or computer; maintains data and develops reports for budget purposes. Mobility-Frequent operation of a data entry device, repetitive motion, sitting for long periods, walking; occasional standing, pushing, pulling, bending, squatting, climbing; Lifting-Frequently 5 pounds or less; occasionally 5 to 30 pounds; Visual-Constant good overall vision and reading/close-up work; frequent color perception and use of eye/hand coordination; occasional use of depth perception and peripheral vision; Hearing/Talking-Frequent hearing of normal speech, hearing/talking on the telephone, talking in person; Emotional/Psychological-Frequent decision making, concentration, and public contact; Special Requirements-Some assignments may require working weekends, nights, and/or occasional overtime; Environmental-Occasional exposure to varied weather conditions.