Requirements: * Completed high school education or currently pursuing a degree in Business Administration, Accounting, or related fields. * Intermediate proficiency in Microsoft Office Suite. * Prior experience in health insurance operators, hospitals, or OPME suppliers. * Knowledge of hospital supplies and OPME is desirable. Responsibilities: * Support commercial and administrative analysis of OPME requests; * Conduct quotations, negotiations, and cost monitoring with accredited suppliers; * Monitor billing authorizations and invoice delivery deadlines; * Control and record data in internal systems and tracking spreadsheets; * Support internal and external audits by providing information and reports.