Construction Office Manager — Bookkeeping, HR & Admin

Greenwoodscchamber; Greenwood (SC); Hybrid; USD 60,000 - 85,000; Full time

Job summary

Greenwoodscchamber is seeking an experienced, highly analytical Office Manager in Greenwood, SC to oversee daily financial operations, project cost tracking, payroll, and tax filings for a 20-employee construction team. The role demands expert QuickBooks and Excel skills and strong HR administration.

You will manage vendor relations, contract administration, and construction billing, while ensuring compliance with insurance audits and regulatory requirements.

Qualifications

• 3–5 years of experience as Office Manager or Bookkeeper in construction (Residential or Commercial).
• Advanced proficiency in QuickBooks (Desktop or Online) and Microsoft Excel.
• Experience tracking material logistics, managing Purchase Orders, and reconciling delivery tickets.
• HR administration, onboarding, and benefits enrollment experience.
• Experience reconciling multiple bank/credit card statements and identifying accounting errors.
• Experience completing corporate credit applications and managing vendor terms.
• Experience in contract administration, change orders, and construction compliance (lien waivers, COIs).
• Preparation and filing of quarterly payroll taxes and year-end W-2/1099 forms.

Responsibilities

• Manage Accounts Payable and Accounts Receivable in QuickBooks, coding expenses to the correct job and cost code.
• Reconcile monthly bank accounts and company credit cards; analyze discrepancies and variances.
• Oversee HR processes including onboarding, I-9, W-4, and benefits enrollment.
• Run weekly job-costed payroll for 20 employees and file quarterly payroll tax reports (Form 941, state unemployment, workers' comp).
• Manage owner/subcontractor contracts and vendor POs; track changes and align with project billings.
• Prepare and manage Cost-Plus and Lump-Sum billing statements with retainage.
• Reconcile year-end W-2s and 1099s for employees and subcontractors.
• Set up new vendor accounts and secure terms for materials; manage COIs and W-9s for audits.
• Place material orders, track shipments, and match delivery tickets to invoices.
• Screen initial inquiries from prospective clients using a questionnaire before passing leads to project managers.
• Collect COIs and W-9s; track payroll risk codes for insurance audits.

Skills

Advanced Excel

Analytical thinking

Attention to detail

Verbal communication

HR administration

Education

High School Diploma

Tools

QuickBooks

Microsoft Excel

Job description

Greenwoodscchamber is seeking an experienced, highly analytical Office Manager in Greenwood, SC to oversee daily financial operations, project cost tracking, payroll, and tax filings for a 20-employee construction team. The role demands expert QuickBooks and Excel skills and strong HR administration.

You will manage vendor relations, contract administration, and construction billing, while ensuring compliance with insurance audits and regulatory requirements.