Senior Billing Specialist Relativity ODA LLCSenior Billing SpecialistWV$60,000–$90,000 / yearRequired Skills: Accounts Receivable (AR), Billing, Communication, Customer Service, Data Entry, Enterprise Resource Planning (ERP) Systems, Invoices, Microsoft Excel, Payment Processing. The Senior Billing Specialist is a key contributor to the OTC team, responsible for the accurate and timely preparation of customer invoices, contract processing, and billing documentation across a broad range of product lines and billing models.