Provides technical assistance regarding payroll processing and resolution of complex payroll issues; serves as the payroll and timekeeping liaison to department timekeepers; responds to employee, supervisor, department head, and outside agency inquiries regarding payroll procedures, calculations, policies, and compliance requirements; develops payroll procedures, manuals, and training materials; and conducts payroll and timekeeping training. Researches, gathers, tabulates, assembles, analyzes, summarizes, and reconciles payroll transactions, related information, and records; reviews and monitors timesheet data for compliance with collective bargaining agreements, City policies, and applicable laws; identifies and resolves discrepancies as authorized; certifies payroll and benefit eligibility; and updates required systems.