Job Summary: Responsible for the entire billing process, order verification, correct tax application, and supporting the resolution of tax discrepancies. Key Highlights: 1. Ensure correct tax application and SLA compliance 2. Support the resolution of tax discrepancies 3. Maintain document organization and attend audits * Issue fiscal invoices; * Verify orders, contracts, and commercial terms prior to issuing fiscal invoices; * Ensure correct tax application; * Monitor billing deadlines and ensure SLA compliance; * Support the resolution of billing discrepancies with Commercial, Tax, and Finance departments; * Prepare reports and KPIs for the department; * Maintain organization of tax documents and digital files; * Attend internal and external audits as required.