Accounting & Billing Coordinator
Building Theory LLC · Miami, Florida · Posted Jun 15, 2026
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Position Summary
We are seeking a highly organized and detail-oriented Finance & Billing Coordinator to manage the full financial administration cycle, including estimates, proposals, invoicing, accounts receivable, collections, and financial reporting. This position plays a critical role in supporting project managers and leadership by ensuring accurate pricing, timely billing, efficient collections, and proper financial documentation.
The ideal candidate is proactive, analytical, detail-oriented, and comfortable communicating with both clients and internal teams regarding financial matters.
Key Responsibilities
Estimating & Proposal Preparation
- Prepare client estimates, quotations, and project proposals.
- Review project scope, labor hours, and pricing information to develop accurate estimates.
- Coordinate with project managers and leadership to gather pricing and project data.
- Update and maintain estimate templates and pricing databases.
- Track estimate approvals and revisions.
Billing & Invoicing
- Generate and issue invoices accurately and on schedule.
- Review contracts, purchase orders, and project milestones for billing requirements.
- Verify invoice accuracy prior to submission.
- Track invoice status and payment schedules.
- Ensure timely submission of all client invoices.
Accounts Receivable & Collections
- Monitor aging reports and outstanding balances.
- Follow up on overdue invoices via email and phone.
- Maintain collection records and payment status reports.
- Resolve billing discrepancies and payment issues.
- Escalate collection concerns to management when necessary.
Financial Coordination
- Reconcile payments received against invoices.
- Maintain organized financial records and supporting documentation.
- Prepare weekly and monthly accounts receivable reports.
- Assist with cash flow tracking and financial forecasting.
- Support month-end reporting and administrative accounting functions.
Client & Internal Communication
- Serve as the primary point of contact for estimates, billing, and payment inquiries.
- Coordinate with project managers, engineers, and leadership regarding project financials.
- Maintain professional client relationships while managing collections and payment follow-ups.
Qualifications
- 2+ years of experience in estimating, billing, accounts receivable, finance, accounting, or project administration.
- Strong proficiency in Microsoft Excel and Microsoft Office.
- Experience creating estimates, proposals, and invoices.
- Excellent written and verbal communication skills.
- Strong organizational and time-management abilities.
- Ability to manage multiple projects simultaneously.
- Experience with QuickBooks, Sage, NetSuite, or similar accounting software is a plus.
Preferred Experience
- Construction, engineering, architecture, consulting, or professional services industries.
- Contract-based billing and project invoicing.
- Client collections and accounts receivable management.
Key Performance Indicators (KPIs)
- Estimates issued accurately and on time.
- Invoice turnaround time.
- Accounts receivable aging performance.
- Collection of past-due invoices.
- Accuracy of billing and proposal documentation.
- Client response and follow-up efficiency.
Pay: From $20.00 per hour
Work Location: In person