Job Summary: We are seeking a Billing Administrative Assistant for an established clinic in Esplugues de Llobregat, responsible for administrative and support tasks, billing, payment control, and incident management. Key Responsibilities: 1. Performing administrative tasks and providing support to the administration department 2. Comprehensive management of invoicing, collections, and budgets 3. Communicating with clients and liaising with external tax advisors An established clinic located in Esplugues de Llobregat is seeking to hire a Billing Administrative Assistant. **Responsibilities:** · Performing administrative tasks and providing support to the administration department · Conducting digital registration, archiving, document organization, and internal file management. · Client invoicing, payment control, and budget management. · Issuing and sending invoices electronically, including detailed breakdowns. · Resolving incidents related to amounts and services with clients. · Monitoring supplier-related incidents. · Managing and tracking collections. · Communicating with clients to resolve administrative incidents. · Liaising with external tax advisors; submitting and verifying accounting and tax documentation. · Supporting Management. · Proposing administrative, financial, and operational improvements. **Requirements** · Vocational training (Intermediate or Advanced Level) in Administration. · Experience in billing. · Excel proficiency is desirable. · Organized, meticulous, and proactive individual. **Offered:** · Indefinite contract for 25 hours per week. · Working hours: 9–14h Employment type: Full-time Salary: €18,000.00–€19,000.00 per year Work location: On-site employment