FC Bookkeeper/Office Manager

Job Description

Job Description

Full-Charge Bookkeeper & Office Manager

Sonoma County, CA
Temp-to-Hire | 25–30 Hours per Week
Comp: $40–$50/hour DOE

A well-established construction company serving Sonoma, Marin, and Napa Counties is seeking an experienced Full-Charge Bookkeeper & Office Manager to support day-to-day accounting, payroll, HR administration, and office operations.

This is a hands-on role ideal for someone who enjoys working in a small business environment, takes ownership of their work, and can confidently manage multiple priorities with minimal supervision.

Responsibilities

Accounting & Bookkeeping

• Manage full-cycle bookkeeping and general ledger activities
• Process accounts payable, accounts receivable, invoicing, and collections
• Perform bank, credit card, and loan reconciliations
• Track project/job costs including labor, materials, and subcontractor expenses
• Prepare monthly financial reports and year-end documentation for CPA review
• Maintain W-9 records and process annual 1099 reporting
• Support workers' compensation and general liability audits

Payroll & HR Administration

• Process bi-weekly payroll and maintain payroll records
• Track PTO, employee deductions, and benefits administration
• Coordinate onboarding and offboarding activities
• Maintain personnel files and HR documentation
• Assist with compliance, workers' compensation reporting, and employee communications

Office Operations

• Oversee daily administrative functions and office workflow
• Support project managers and ownership with administrative needs
• Manage vendor communications, insurance certificates, permits, and renewals
• Maintain organized digital and physical filing systems
• Coordinate office supplies and general operational support

Qualifications

• 5+ years of bookkeeping and accounting experience
• Construction industry experience strongly preferred
• Experience with job costing and project-based accounting
• Payroll processing experience required
• Working knowledge of HR administration and compliance
• Advanced QuickBooks proficiency (Online and/or Desktop)
• Strong Microsoft Office and Excel skills
• Excellent organizational, communication, and problem-solving abilities
• Ability to work independently and manage multiple responsibilities

Preferred Experience

• Construction accounting and subcontractor compliance
• Lien releases, waivers, and contractor documentation
• Certified payroll or prevailing wage reporting
• Supporting ownership or executive leadership in a small business environment

What This Offer

• Temp-to-hire opportunity with long-term potential
• Collaborative and stable work environment
• Competitive compensation based on experience
• Opportunity to play a key role in company operations and growth

Interested candidates are encouraged to submit a resume highlighting their bookkeeping, payroll, office management, and construction-related experience.