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Non-Profit Payroll Specialist Contract (UKG)

Addison Group
Washington, DC Contractor
POSTED ON 9/4/2026
AVAILABLE BEFORE 10/3/2026

Title: Payroll Specialist

Type: Contract

Duration: Indefinite

Pay Rate: 30-35

Location: Washington DC

Office Schedule: 1x a week


Background Check: Required


Position Overview

The Payroll Specialist will support the accurate and timely processing of semi-monthly payroll for approximately 440–465 employees. This position requires strong payroll processing, reconciliation, auditing, data analysis, and Excel skills. The Payroll Specialist will work across UKG/UltiPro and JAMIS Prime, which do not integrate, making accuracy and attention to detail especially important.

Employee Population: Approximately 440–465 employees


Keys to Hire

  • At least two years of payroll experience
  • UKG, UltiPro, Ultimate Software, or Kronos experience highly preferred
  • Nonprofit or international development industry experience highly preferred
  • Payroll software experience or relevant industry experience required
  • Software experience is the first preference; candidates with nonprofit or international development experience and another payroll system may be considered
  • Advanced Excel and strong data-analysis skills
  • Experience reconciling payroll information between systems


Software

  • UKG/UltiPro
  • Kronos
  • JAMIS Prime
  • Microsoft Excel
  • Third-party payroll systems

Responsibilities

  • Process and support semi-monthly payroll for approximately 440–465 employees.
  • Maintain employee W-4 forms, state tax information, direct deposit elections, benefit deductions, and retirement withholdings.
  • Work closely with the third-party payroll vendor to ensure accurate recordkeeping, timely data entry, and proper account reconciliation.
  • Serve as the primary backup for payroll processing.
  • Review and audit employee timesheets for accuracy and completeness.
  • Resolve payroll and timekeeping discrepancies by coordinating with employees and supervisors.
  • Perform detailed data entry and reconcile information between UKG/UltiPro and JAMIS Prime.
  • Analyze payroll data using advanced Excel functions and reporting tools.
  • Compile labor reporting within JAMIS and the organization’s accounting and finance systems.
  • Create labor batches and reconcile payroll-related accounts payable activity.
  • Prepare payroll journal entries.
  • Assist with monthly state payroll reconciliations.
  • Support year-end reconciliation of payroll-related general ledger accounts.
  • Review payroll calculations when employees’ pay rates or employment information change.
  • Review wage garnishments, tax levies, and child-support orders to ensure accurate deductions.
  • Coordinate with Human Resources regarding new hires, transfers, terminations, benefit deductions, employee changes, and mandatory payments.
  • Coordinate and conduct payroll orientation for newly hired employees.
  • Train new employees on the timekeeping system.
  • Establish new state withholding and unemployment accounts as needed.
  • Communicate with state, county, and other taxing authorities to resolve payroll tax matters.
  • Research and resolve payroll tax discrepancies.


Why choose Addison Finance & Accounting?

  • Benefits & Bonuses: You are eligible for medical, dental, vision insurance benefits, 401K, and monetary bonuses
  • Permanent Employment: Many of Addison’s Finance & Accounting job openings lead to potential permanent employment
  • Connections: You connect directly with hiring managers from renowned organizations
  • Options: You are presented multiple employment options near your home
  • Professional Development: You are provided hiring process advice, resume revision, and employment term negotiation

Addison Group is an Equal Opportunity Employer. Addison Group provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state and local laws. Addison Group complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities. Reasonable accommodation is available for qualified individuals with disabilities, upon request.



Salary : $30 - $35

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