Payroll Administrator

Job overview

The Payroll Administrator role is onsite in Portland, OR, with compensation not specified. Colas Construction is a Portland-based general contracting firm whose mission is to build legacies and strengthen communities. Reporting to the Payroll Manager, the administrator processes payroll for union and non-union employees across company entities and maintains accurate, compliant, audit-ready records. The role validates time and labor data, prepares required reports, reconciles payroll accounts, and responds to employee payroll questions.

What you'll do

• Process scheduled, off-cycle, correction, and final payroll
• review timekeeping exceptions and resolve discrepancies
• maintain payroll records and authorized employee changes
• administer garnishments, levies, and deductions
• prepare certified payroll and contract-required labor reports
• calculate union wages, fringes, and trust contributions and prepare union reports
• reconcile payroll and labor distribution to approved time, the general ledger, and job cost
• prepare payroll data for state and federal reporting
• answer payroll questions
• coordinate with HR on HRIS maintenance and employee transitions
• maintain audit-ready records and protect confidential information.

What we're looking for

Skills & competencies

payroll administrator

payroll processing

union payroll

certified payroll

construction

hris

payroll reconciliation

portland or

colas construction

monday-friday

8-10 hour days

Work arrangement

• Weekend coverage required

Benefits & perks

• 100% employer-paid employee medical, dental, and vision coverage
• 401(k) with employer match
• paid sick, vacation, personal, and holiday time
• annual professional-development allowance
• additional perks may include company vehicles, travel allowances, and flexible hours.

Why this role

Primarily project-site based; typically Monday through Friday, averaging 8–10 hours per day. Three years of payroll processing or administration experience required; construction payroll experience is preferred.

About the employer

Colas Construction, Inc. is hiring for this role. Industry: Commercial and Institutional Building Construction. Sector: 23.