Accounts Receivable Specialist — Mission-Driven Finance

507 Witt O'Brien's, LLC; Houston (TX); On-site; USD 36,000 - 47,000; Full time

Job summary

Ambipar is seeking an Accounts Receivable Specialist to join our Finance/Accounting team in Houston, TX. This role manages invoicing, cash application, reconciliations and collections, ensuring accurate customer billing and timely payments.

Ideal candidates have 3–5 years in AR, work well independently and with cross-functional teams, and are proficient in Workday and Excel. Responsibility includes month-end close support and AR reporting.

Qualifications

• 3–5 years of accounts receivable, billing or related accounting experience.
• Degree in accounting, finance, or business preferred.
• Strong understanding of AR principles and general accounting.
• Experience with Workday ERP system.
• Proficient Excel skills (formulas, filtering, sorting).
• Excellent attention to detail and communication.
• Ability to manage multiple tasks in a fast-paced environment.

Responsibilities

• Manage day-to-day accounts receivable processes including invoicing, cash application, reconciliations, and collections.
• Prepare, review, and distribute invoices and credit memos.
• Apply customer payments accurately and timely.
• Monitor aging reports and follow up on past-due balances.
• Communicate with customers on invoices and discrepancies.
• Resolve billing discrepancies and variances.
• Assist month-end close activities and AR reporting.
• Maintain AR reports and aging schedules.
• Support audits related to AR.
• Identify and escalate potential credit issues.

Skills

Accounts Receivable

Billing

Cash Application

Reconciliations

Excel

Communication

Education

Associate or Bachelor's degree in accounting/finance

Tools

Workday

Job description

Ambipar is seeking an Accounts Receivable Specialist to join our Finance/Accounting team in Houston, TX. This role manages invoicing, cash application, reconciliations and collections, ensuring accurate customer billing and timely payments.

Ideal candidates have 3–5 years in AR, work well independently and with cross-functional teams, and are proficient in Workday and Excel. Responsibility includes month-end close support and AR reporting.