A/R Admin

Location: Dallas, TX (100% Onsite)

Duration: Contract to Hire

Position Summary

This position is responsible for managing billing and mileage for the existing client base, including oversight of accounts with varying billing requirements. The Accounts Receivable Administrator is expected to perform all duties with a strong commitment to delivering exceptional customer service. This includes maintaining consistent communication with external clients, internal departments, and sales personnel while supporting change management initiatives.

The role requires strong organizational and critical-thinking skills, the ability to prioritize and manage multiple tasks effectively, and the flexibility to assume additional responsibilities as needed. Success in this role is measured by accuracy, sound judgment, and the proactive prevention of issues-not simply by volume completed.

What You'll Do

• Perform monthly and weekly rental and mileage billing while consistently meeting customer service level agreements.
• Process invoices through customer and third-party billing portals as required.
• Support diverse customer reporting requirements to deliver business value.
• Collaborate with upstream, downstream, and cross-functional business partners to analyze issues and drive timely resolutions.
• Investigate, troubleshoot, and resolve client billing disputes while providing timely communication and updates.
• Establish billing timelines and ensure customers provide required monthly information to support billing processes.
• Communicate excess mileage charges and equalization details, ensuring customers understand billing adjustments.
• Process annual excess mileage and equalization billing.
• Calculate and apply interest charges for past-due invoices according to contractual terms.
• Monitor, manage, and resolve Salesforce billing cases with timely follow-up and documentation.
• Perform other duties as assigned or as business needs evolve.

What You'll Need

• High school diploma required; a college degree in Accounting, Finance, or Business Management is preferred (completed or in progress).
• Minimum of 4 years of customer service and billing experience in a corporate environment.
• Excellent communication and presentation skills with the ability to engage stakeholders at all organizational levels.
• Strong interpersonal skills and the ability to build relationships in a complex, matrixed organization.
• Ability to influence others through collaboration, shared outcomes, and common goals.
• Proficiency in Microsoft Office, including Excel and Word.
• Exceptional attention to detail with a strong focus on accuracy.
• Self-motivated, creative, and able to independently prioritize and complete critical tasks with urgency.
• Working knowledge of accounting principles and the ability to apply them to daily transactions.
• Demonstrated ability to work independently with minimal supervision.
• Experience with Oracle, SAP, PeopleSoft, or another ERP system is preferred.
• Strong analytical, organizational, time management, and multitasking skills.
• Advanced Excel skills, including analyzing large datasets using pivot tables, formulas, and related functions.

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