**EFRINSA** Logistics Operator is seeking **(1) BILLING AND COLLECTIONS ASSISTANT** for its company located in Bellavista, Callao. **EXPERIENCE**: - Minimum one year of experience in the field is mandatory. **REQUIREMENTS:** - University degree in Accounting, International Business Administration, Business Administration, or related fields. - Proficiency in the SINTAD customs system is preferred. - Knowledge of customs documentation. - Intermediate-level proficiency in Microsoft Office. - Prior work experience in a customs agency and/or freight forwarding agency is mandatory. **FUNCTIONS:** - Electronic invoicing. - Collect payments from agents, consolidators, and customers. - Issue accounting documents. - Review cost sheets prior to invoicing. - Prepare preliminary settlements. - Prepare final collection settlements for our clients. - Register information and documentation using the SINTAD system. **COMPETENCIES:** - Strong analytical skills. - Punctuality and responsibility. - Effective communication. - Proactivity. **WE OFFER:** - Job stability. - Benefits in accordance with current labor regulations. - Positive work environment. Employment type: Full-time Salary: Starting at PEN 1,800.00 per month Work location: On-site employment