Accounts Receivable / Billing Specialist – Clinical Research

Location: Remote – CST, US Time zone

Employment Type: Full-Time

Department: Finance / Accounting

Reports To: Billing Operations Manager

About the Role

We are looking for an experienced Accounts Receivable / Billing Specialist to join a growing clinical research organization. This role will be responsible for ensuring accurate and timely billing, payment reconciliation, collections, and accounts receivable management across clinical research activities.

The ideal candidate will bring a strong foundation in accounts receivable, billing, collections, and reconciliation, together with experience in clinical research, healthcare, clinical trials, CROs, or research sites.

Experience with CRIO / Clinical Conductor is a strong advantage.

What You'll Do

• Prepare and issue accurate invoices for patient visits, procedures, and other billable clinical research activities.
• Review billing against study budgets, agreements, and applicable payment terms.
• Monitor outstanding invoices and follow up with sponsors, CROs, and other stakeholders regarding overdue payments.
• Reconcile incoming payments against invoices and outstanding balances.
• Maintain accurate accounts receivable aging and financial records.
• Investigate and resolve billing, payment, and reconciliation discrepancies.
• Escalate complex financial issues to the appropriate finance leadership.
• Respond to billing and accounts receivable queries from internal teams, research sites, sponsors, CROs, and other external stakeholders.
• Support audits and month-end close activities.
• Maintain accurate and confidential financial, sponsor, and patient-related information.
• Adapt to changing priorities and support additional finance activities as required.

What We're Looking For

Required

• 2+ years of relevant experience in accounts receivable, billing, collections, or accounting.
• Strong experience with invoicing, payment reconciliation, collections, and/or AR aging.
• Excellent attention to detail and accuracy when working with financial information.
• Strong analytical and problem-solving skills.
• Excellent written and verbal communication skills.
• Ability to manage multiple priorities in a fast-paced environment.
• Good working knowledge of Microsoft Excel, Outlook, and Word.
• Ability to handle confidential financial and patient-related information appropriately.

Preferred

• Experience working within clinical research, clinical trials, healthcare, CROs, or research sites.
• Experience with clinical trial billing or study finance.
• Experience working with study budgets, patient visits/procedures, site payments, or sponsor/CRO invoicing.
• Experience using CRIO / Clinical Conductor or another clinical research/CTMS platform.

The Ideal Candidate

You will be someone who is:

• Highly detail-oriented and organized.
• Comfortable working with numbers, invoices, payments, and financial data.
• Confident communicating with both internal and external stakeholders.
• Comfortable investigating discrepancies and following issues through to resolution.
• Able to work independently while knowing when to escalate an issue.
• Adaptable and comfortable working in a fast-paced, changing environment.
• Experienced in maintaining confidentiality when handling financial and patient-related information.

Work Expectations

This is a full-time remote position. The role requires flexibility to adapt to changing priorities and may occasionally require extended hours during month-end close.