Payroll Specialist

Description We are looking for a Payroll Specialist to support accurate and timely payroll operations for a large, multi-state workforce in Seattle, Washington. This is a Contract position suited for someone who can manage full-cycle payroll with a high level of precision while working across union and non-union employee groups. The ideal candidate will bring strong hands-on experience with payroll systems and the ability to maintain compliance, resolve discrepancies, and keep payroll processing running smoothly.

Responsibilities:

- Process end-to-end payroll for more than 500 employees across multiple states, ensuring accuracy, timeliness, and compliance with applicable regulations.

- Administer payroll activities for both union and non-union populations, applying contract terms correctly to wages, deductions, and special pay rules.

- Review timekeeping, earnings, taxes, garnishments, and benefit deductions to identify and correct discrepancies before payroll is finalized.

- Use ADP Workforce Now and UKG Pro to maintain employee payroll data, support processing activities, and generate required records and reports.

- Prepare and validate union-related payroll reporting, including calculations tied to labor agreements and other contractual obligations.

- Investigate payroll issues raised by employees or internal partners and provide clear, timely resolution to support a positive employee experience.

- Reconcile payroll registers and supporting records, ensuring totals align with internal controls and financial reporting needs.

- Assist with payroll-related updates or system process changes when needed, including activities connected to platform or workflow transitions. Requirements - Demonstrated experience managing full-cycle payroll in a high-volume environment.

- Strong knowledge of multi-state payroll practices, tax requirements, and compliance standards.

- Hands-on experience with ADP Workforce Now for payroll administration and processing.

- Familiarity with UKG Pro and its use in payroll or timekeeping workflows.

- Background supporting payroll for employee populations exceeding 500 workers.

- Experience processing union payroll and interpreting union contract provisions as they relate to pay.

- Ability to prepare union reports accurately and work with detailed payroll documentation.

- High attention to detail, sound judgment, and the ability to handle sensitive payroll information confidentially.

Robert Half is the world's first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.

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All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit  for more information.

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