HR & Payroll Administrator

Job title
: HR & Payroll Administrator

Company
:
Guarantee Roofing and Sheet Metal of SD

Department
:
Administration / Finance

Reports to
:
Chief Financial Officer (CFO)

Employment type
:
Full-time, [Exempt / Non-exempt]

Location
: [Office location], on-site

Summary. Guarantee Roofing and Sheet Metal is looking for a detail-oriented HR & Payroll Administrator to own our full-cycle human resources and weekly payroll functions. This person will be the main contact for employees on pay, benefits, and HR questions, keep us compliant, and maintain records with a high level of detail and accuracy. As a second priority, the role supports accounting with day-to-day transactional work.

The ideal candidate is comfortable with technology, especially timekeeping and ERP systems, has audit experience, handles confidential information with a high level of discretion, keeps documents well organized, and communicates professionally with employees, vendors, and customers.

• Process weekly payroll for field and office staff with a high level of detail and accuracy, including hourly, salaried, overtime, and prevailing wage or certified payroll where required.
• Review and approve timeclock data each week; resolve missed punches, job-code errors, and time-off entries with supervisors before payroll is finalized.
• Administer deductions, garnishments, benefit contributions, and retirement plan with holdings.
• Prepare and file all federal, state, and local payroll tax filings in house
  , including quarterly returns (941, state withholding and unemployment), annual filings (940, W-2/W-3), and new-hire reporting.
• Maintain pay rates, classifications, and employee master data current in payroll and ERP systems. Mature use of systems to maintain records.

• Support the full HR cycle
  : recruiting and job postings, hiring, onboarding, status changes, and separations.
• Oversee new-hire paperwork, I-9 and E-Verify compliance; the administrative team handles day-to-day interactions with new hires under this role's direction.
• Administer benefits enrollment, open enrollment, COBRA, and carrier communications.
• Track and manage leave (PTO, FMLA, workers' compensation) and coordinate return-to-work.
• Maintain compliance with federal and state employment law, including wage and hour rules, required postings, and ACA reporting.
• Support safety and training record-keeping (OSHA logs, certifications, licenses) in partnership with field leadership.
• Maintain and update the employee handbook, HR policies, and job descriptions.
• Serve as a confidential resource for employee relations matters and elevate HR issues to the President as needed.

• Support accounts receivable: prepare customer invoices, apply payments, and follow up on past-due balances.
• Perform credit card reconciliations.
• Provide support on accounts payable entry and record maintenance.
• Provide backup coverage to accounting staff as needed.

• Serve as the go-to administrator for the timeclock/timekeeping system: user setup, job and cost codes, pay rules, and troubleshooting for field crews.
• Use the company ERP/accounting system for payroll, job costing, AP/AR, and reporting.
• Identify opportunities to automate manual processes and improve reporting.

• Prepare schedules and documentation for workers' compensation, general liability, 401(k), and financial audits.
• Respond to state agency, insurance, and benefit plan audit requests accurately and on time.
• Perform internal reviews of payroll, timekeeping, and HR records to catch errors and control gaps.

• Maintain…