Billing Specialist
Posted Oct 5, 2026 · We last checked this listing on Oct 6, 2026
Likely interview questions for this role
Written from this job description, not a generic list. Each one notes what the interviewer is really checking.
About your past
Tell me about a time you used judgment on a billing or credit issue instead of following a set rule.
What they are checking: Whether they can make sound decisions on significant accounting items, as the posting asks.
How do you communicate with a manager when you find a billing error that came from their team?
What they are checking: Whether they can raise mistakes tactfully and help fix the process upstream.
How do you keep up with a heavy volume of invoices without losing accuracy?
What they are checking: Their methods for managing volume while keeping error rates low.
What would you do
A customer disputes a service invoice and says the work was never done. What do you do?
What they are checking: Whether they gather documentation and work with service staff before deciding how to respond.
What do you do when a customer account goes past due?
What they are checking: Their approach to collections that protects cash flow without damaging relationships.
A vendor calls asking why their payment is late. How do you handle the call?
What they are checking: Professionalism with vendors and ability to research and resolve payment questions.
About the work
Walk me through your daily process for processing AP and AR invoices.
What they are checking: Whether they have a reliable routine that keeps billing timely and accurate.
How do you prepare a bi-monthly AP check run and make sure nothing is paid twice?
What they are checking: Controls awareness around duplicate payments, approvals and vendor verification.
How do you bill for a service call that includes labor, parts and travel?
What they are checking: Understanding of how HVAC service and parts billing are built from work orders.
Which accounting or ERP systems have you used, and how comfortable are you in Excel?
What they are checking: Familiarity with the tools needed to process billing efficiently.
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Practice this out loudThe full job description
As published by Daikin Applied.