Agate Steel HR & Payroll Administrator

Position Overview: Agate Steel is seeking an experienced, detail-oriented Payroll & HR Administrator to independently manage weekly payroll and support day-to-day Human Resources operations. This hands-on role is ideal for a payroll professional with strong technical knowledge, practical HR experience, and the ability to research and resolve issues independently. The successful candidate will take ownership of payroll accuracy, tax reporting and reconciliations, certified payroll compliance, and related administrative processes while supporting employee relations, benefits, onboarding, and other HR functions. We're looking for a dependable, proactive professional who takes initiative, exercises sound judgment, and is interested in growing with the company.

Payroll Administration: Independently process and review weekly payroll, including timecards, job-costed labor, deductions, garnishments, and employee changes. Maintain working knowledge of payroll taxes, reporting, reconciliations, unemployment filings, and W-2/W-3 requirements. Prepare, review, and submit certified payroll reports, ensuring compliance with prevailing wage classifications, rates, and fringe benefits. Research and resolve payroll discrepancies, employee questions, and compliance issues. Maintain payroll records, procedures, documentation, and internal controls. Maintain ownership of payroll processes, ensuring accuracy, compliance, and effective coordination with internal and external resources.

Human Resources Administration: Coordinate employee onboarding, offboarding, personnel records, and HR/payroll changes. Support recruiting activities, job postings, and pre-employment processes. Assist with benefits administration and employee communications. Serve as a primary point of contact for routine employee HR and payroll questions. Support HR policies, employee handbook updates, documentation, attendance matters, and employee-relations activities, escalating complex issues appropriately. Coordinate with the Safety team regarding employee-related documentation, incidents, and compliance matters.

Required Qualifications: 5+ years of hands-on payroll experience, including independent payroll processing. Certified payroll experience, including preparation, review, or submission of certified payroll reports. Working knowledge of prevailing wage requirements, classifications, and fringe benefits. Previous hands-on HR administration experience, including onboarding/offboarding, benefits, employee records, and employee support. Strong understanding of payroll taxes, deductions, reconciliations, and payroll compliance. Experience with job-costed labor and payroll allocations. Bilingual English/Spanish required. Strong organizational, communication, problem-solving, confidentiality, and judgment skills.