Construction Bookkeeper & Office Admin — On-Site in Ontario

Sunstall Inc.; Ontario (CA); On-site; USD 55,000 - 82,000; Full time

Benefits offered by this job

Competitive pay

Paid sick leave

Full benefits package discussed

Stable full-time position

Direct leadership access

Job summary

PrimeConstructionServices,Inc. is seeking an experienced Construction Bookkeeper/Office Administrator to maintain accurate job costing and project paperwork on-site in Ontario, California.

You'll report to the Controller/Labor Compliance Manager and receive hands-on training. This hands-on role requires QuickBooks Online Advanced proficiency, attention to detail, and the ability to code every transaction to the correct job and cost code.

Qualifications

• 3+ years of full-charge bookkeeping experience; construction industry preferred.
• Proficiency in QuickBooks Online (QBO Advanced and Projects/job costing a big plus).
• Working knowledge of construction documentation: preliminary notices, lien waivers, COIs, W-9s.
• Familiarity with certified payroll/eCPR and prevailing wage compliance is a major plus.
• Strong Excel skills and comfort learning new software.
• Exceptional attention to detail and follow-through; you catch what others miss.

Responsibilities

• JobCosting & Accounts Payable: Process and categorize bank transactions in QuickBooks Online Advanced, ensuring every cost is applied to the correct project.
• Cross-check transactions against vendor accounts to confirm job assignments.
• Enter vendor bills and allocate to correct job and cost code.
• Scan and enter receipts, matching them to bank transactions.
• Maintain clean, audit-ready job cost records.

Skills

Full-charge bookkeeping

QuickBooks Online

Excel

Attention to detail

Communication

Tools

QuickBooks Online Advanced

Projects/job costing

Payroll processing tools

Job description

PrimeConstructionServices,Inc. is seeking an experienced Construction Bookkeeper/Office Administrator to maintain accurate job costing and project paperwork on-site in Ontario, California.

You'll report to the Controller/Labor Compliance Manager and receive hands-on training. This hands-on role requires QuickBooks Online Advanced proficiency, attention to detail, and the ability to code every transaction to the correct job and cost code.