Sr Accounts Payable​/Payroll Specialist; Hybrid

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Job Number:325
Salary:$29.76-$44.64
Department/Office: Finance
Division: Acocunting
Location: 5334 S. Prince St., Littleton, CO, 80120
Job Type
:

Hourly Full-Time
Posting Date: 01/14/2026
Closing Date: 01/28/2026

The Arapahoe County government serves its communities in ways both obvious and obscure. As the beating heart of local and regional government, we’re here for our neighbors on their best days—and their worst. We share our residents’ goals of preserving our quality of life and strive to be the place we’re proud to call home.

This position performs a variety of technical and analytical duties associated with providing support to the Accounts Payable and Payroll teams, ensuring the timely and accurate calculation, processing, problem solving, and distribution of payroll and accounts payable transactions as well as responsive service to internal and external customers.

• Assists with the preparation and processing of biweekly payroll, including data entry, employee timesheet verification, and benefits deductions in the county’s financial system.
• Assists in reconciling payroll and accounts payable bank accounts.
• Supports the accounts payable function in the financial system through reviewing AP invoices for completeness, accuracy, and compliance with County financial policies and procedures and resolve any issues encountered whether technological, mathematical, procedural or human error.
• Interprets and enforces financial policies per subject matter areas to include travel, business expense and purchasing card policies, assists in establishing and modifying documentation, implementing accounting and internal control procedures, and recommends and drives process improvement initiatives within subject matter area.
• Serves as resource on payroll regulations and compliance through interpretation of IRS tax code, Colorado Dept. of Revenue tax code, FLSA, HIPPA and other regulatory bodies.
• Maintains electronic and physical financial records in accordance with County policies and record retention schedules.
• Runs standard reports and queries from financial systems, compiles data for use by management or auditors.
• Help research, understand, and ensure compliance with applicable regulations, internal controls, and audit requirements.
• Trains County staff, managers, directors and elected officials on Travel, in-Town Mileage and Business expenses and accounts payable policies and procedures, including hands-on training on SAP financial system as well as purchase card training for employees.
• Serves as backup to the Finance Department reception desk and assist employees and vendors regarding payroll and payment inquiries.
• Assists with year-end financial activities such as W-2 and 1099 processing.
• Participates in continuous improvement efforts to streamline and enhance payroll and accounts payable processes.
• Support the company’s JPMorgan Single-Use Account (SUA) program by managing vendor enrollment and deactivation, monitoring daily and monthly SUA activity, ensuring adherence to internal controls, and proactively engaging vendors and internal partners to enhance program utilization and efficiency.
• Support the management of the organization’s Amazon Business account, ensuring accurate user access, purchasing controls, and compliance with internal policies.
• Assist with the management of the county’s purchasing card program through compiling, analyzing, and reviewing transaction data as well as resolving issues and answering questions regarding such transactions.
• Assist with maintenance and verification of vendor information for accounts payable.

Skills, Abilities and

Competencies:

• In depth knowledge of basic accounting, accounts payable and payroll principles.
• Knowledge of accounting office methods, practices, procedures, and equipment.
• Ability to prepare and maintain accounting and payroll records, reports, and files.
• Strong customer service and interpersonal communication skills.
• Ability to communicate effectively, both orally and in writing, ability to establish and maintain…