Jobs in Reynosa, Mexico

Accounts Receivable & Billing Specialist – Own the Numbers, Fuel the Mission

At New Frontier Immigration Law, we don’t just practice law. We fight for freedom, we keep families together, and we change lives — including our own.

We are on a mission to impact 1 million immigrants across the U.S. This isn’t just a workplace. It’s a movement. We don’t hire employees — we recruit people with empathy and grit, people who can inspire action and turn “impossible” into “done.”

Even if you don’t apply today, we hope our mission inspires you to help others. The world needs people like you.

Are you ready to join one of the fastest-growing law firms in the U.S., where your expertise ensures accuracy, stability, and growth? Here, we don’t just offer a job: we provide an environment where you can work with purpose, grow intentionally, and create impact that matters.

[Learn more about New Frontier Immigration Law here]

[Meet our CEO & Founder Hillary Walsh here]

[Explore our Core Values here]

The Accounts Receivable & Billing Specialist will own and manage NFIL’s billing and receivables operations. You’ll be the backbone of our cash flow, ensuring invoices are accurate, payments are applied correctly, and receivables are collected on time.

This isn’t just an accounting role — it’s a chance to directly support our mission. By keeping our financial operations running smoothly, you help us fight for freedom and keep families together.

• Execute end-to-end cash application processes: allocations, reversals, reconciliations.
• Perform daily bank reconciliations and maintain accurate records.
• Proactively manage collections to minimize aged debt and improve DSO.
• Negotiate repayment plans with clients while maintaining trust and professionalism.
• Oversee billing operations: invoice generation, inter-company billing, discrepancy resolution.
• Manage and maintain customer master data across financial systems.
• Support month-end close with accurate reports (aging, DSO tracking, forecasts).
• Prepare for and support audits, ensuring compliance with financial controls.
• Drive process improvements and participate in ERP/system implementation projects.
• Provide exceptional bilingual (Spanish/English) customer service to a diverse client base.

• Accounts Receivable & Billing Expertise
• Cash Application & Collections Strategy
• Financial Reporting & Month-End Close
• Audit & Compliance Awareness
• ERP & Systems Proficiency (SAP, Oracle, NetSuite, or similar)
• Excel Mastery (pivots, VLOOKUP, financial formulas)
• Customer Service Orientation
• Negotiation & Conflict Resolution
• Analytical Thinking & Attention to Detail

• Bachelor’s degree in Accounting, Finance, Business Administration, or related field.
• 3–5 years of progressive experience in AR, billing, or O2C operations.
• Proven track record in reducing aged debt and improving DSO.
• Proficiency in enterprise financial systems; ERP implementation experience preferred.
• Strong Excel skills; familiarity with CRM/collections software.
• Knowledge of financial controls, audit, and regulatory compliance.
• Bilingual fluency in Spanish and English (written and verbal).
• Reliable home office setup (internet, computer, headset, camera) for remote work.

This isn’t just billing. This isn’t just accounts receivable. This is fueling a mission that changes lives.

At NFIL, every invoice you send, every payment you reconcile, and every receivable you collect helps keep our movement strong. You won’t just balance the books — you’ll support justice, family unity, and freedom.

Apply today. Join the fight. Become a finance professional for justice.