Legal Billing & Accounts Receivable Specialist Join a Fast-Growing, Modern Law Firm

Martine Law is looking for an experienced Legal Billing & Accounts Receivable Specialist who understands that accurate billing is about more than sending invoices—it’s about protecting client relationships, maintaining financial accuracy, and keeping a growing law firm running smoothly.

If you have experience with law firm billing, trust/IOLTA accounting, accounts receivable, and client payment management, and you thrive in a fast-paced, technology-driven environment, we want to hear from you.

Why Martine Law?

We’re building a modern law firm with strong systems, clear accountability, and the technology and operational support needed to scale.

This is an opportunity to become an important part of a growing organization where accuracy matters, initiative is valued, and strong performers have room to grow.

If you’re an experienced legal billing professional who enjoys bringing order, accuracy, and accountability to a busy billing operation, we’d love to meet you.

Apply today and help us build a smarter, stronger legal billing operation.

Compensation: $8 - $10 hour DOE

Qualifications

- What We’re Looking For
- We’re looking for someone who is:
- Experienced in legal billing, law firm accounting, accounts receivable, or a closely related role.
- Knowledgeable about hourly billing, flat-fee matters, retainers, and client trust/IOLTA accounts.
- Highly accurate and comfortable working with detailed financial information.
- Confident communicating with clients about sensitive billing and payment matters.
- Organized, dependable,



and able to manage competing deadlines.
- Comfortable working with attorneys and other professionals to resolve account issues.
- Technologically proficient and able to learn new systems quickly.
- Proactive—you identify a problem and work toward a solution rather than waiting for someone else to find it.
- Experience with Clio or similar legal practice-management/billing software is strongly preferred.

Responsibilities

- What You’ll Do
- You’ll manage billing and client accounts across both our Criminal Defense and Family Law practices, including:
- Manage flat-fee criminal defense billing, payment plans, outstanding balances, credits, adjustments, and refunds.
- Prepare and finalize monthly hourly-billing invoices for Family Law clients.
- Monitor client retainers and send timely trust replenishment requests.
- Maintain accurate client trust/IOLTA ledgers and assist with trust-account reconciliation.
- Apply earned fees and costs from trust accounts accurately and in accordance with Firm procedures.
- Post and apply client payments and resolve account discrepancies.
- Monitor accounts receivable, aging, unbilled time, and past-due balances.
- Professionally follow up with clients regarding payments, invoices, depleted retainers, and outstanding balances.
- Work directly with attorneys and staff to resolve billing questions, adjustments, write-offs, and unusual account activity.
- Identify billing or trust discrepancies quickly and escalate issues when appropriate.
- Help ensure billing and trust-account records remain accurate, timely, organized, and compliant.

📌 Billing & Accounts Receivable Specialist (Argentina)
🏢 Martine Law
📍 Argentina