Ensure customer satisfaction and loyalty through effective post-sales follow-up, acting in problem resolution, indicator analysis, continuous process improvement, and interface between technical and commercial areas. Follow up on complaints, register, monitor, and handle customer requests and complaints after the sale. Ensure resolution within established deadlines (SLA); Perform control and submission of documents required by customers (certifications, registration forms, ASOs, training records, etc.). Issue travel requests and arrange tickets, accommodations, and logistics for technical team travels. Assist in completing and submitting specific customer access forms (e.g., safety forms, work authorizations, etc.). Interface with internal departments, act as a liaison between customers and internal teams (commercial, logistics, technical, financial, etc.) to resolve issues and align processes; Analyze indicators and reports, monitor post-sales KPIs (customer satisfaction, response time, rework rate, etc.). Generate management reports and propose data-driven improvements; Track response and closure deadlines for service orders and technical reports. Monitor warranties, exchanges, and returns; Provide customer support through various channels (phone, email, online platforms), focusing on issue resolution and customer retention; Monitor the customer journey, track customer experience after purchase, identifying opportunities for improvement or preventive actions; Support junior analysts or assistants in carrying out operational tasks and providing guidance on processes.