Part-time Payroll Administrator

Job Title: Payroll Administrator (Part-Time, 20–25 hrs/week)

Location: Tulsa – Corporate Office

Pay:$25-29/hour

Overview

Trinity Employment is seeking a part-time Payroll Administrator to process payroll, maintain compliance, and support employees and management. This role requires strong attention to detail, accuracy, and experience with construction-industry payroll and certified payroll reporting.

Responsibilities

• Process in-house payroll and assist with third-party payroll systems.
• Ensure correct job costing, allocations, and compliance with project requirements.
• Prepare and submit certified payroll for prevailing wage/public works.
• Calculate wages, overtime, deductions, reimbursements, and special pay.
• Prepare and reconcile federal/state payroll filings (940, 941, W-2, W-3).
• Maintain compliance with wage laws and prevailing wage rules.
• Respond to payroll, insurance, workers’ comp, and unemployment audits.
• Maintain payroll files: I-9s, tax documents, direct deposits, status changes.
• Manage employee data in payroll/HRIS systems with accuracy and confidentiality.
• Assist with system updates and process improvements.
• Administer and reconcile benefits and deductions (medical, dental, vision, 401k, garnishments).
• Support employees with pay and deduction questions.
• Work with HR, Accounting, and Project Management to ensure smooth payroll operations.

Required Experience

• 3+ years payroll experience; construction payroll strongly preferred.
• Experience with in-house payroll and systems such as ADP, Paycom, or Paylocity.
• Certified payroll platforms (LCP Tracker, eMars, government portals).
• Experience with Davis Bacon wages
• Multi-company payroll; 940/941/W-2 preparation; benefit reconciliation.
• Maintaining payroll personnel files and confidential records.

Skills

• Strong knowledge of federal/state payroll laws and prevailing wage rules.
• Proficient in payroll/HRIS systems and Excel.
• High accuracy, confidentiality, and problem-solving skills.
• Ability to work in a fast-paced environment with competing deadlines.

Education

• Associate or bachelor’s degree in Accounting, Business, or related field preferred.
• Payroll certifications (FPC/CPP) a plus.

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