GST, a leading company in general and specialized freight transportation, is committed to transforming our employees' lives through stable employment. **BILLING COORDINATOR** **Requirements:** * Education: High school or technical degree; Bachelor's degree in Administration, Accounting, or related field. * Experience: Minimum 2 years in the transportation industry. * Age: 25 to 35 years old. * Proficiency in ERP LISS and Solomon. * Knowledge of general accounting, invoicing 4.0, customer service and reconciliation, credit notes, and collection strategies. **Responsibilities:** * Customer portfolio reconciliation. * Trip reconciliation. * Collections follow-up. * Identification and removal of invalid and/or duplicate services (portfolio cleanup). * Document recovery from customers. * Management and reconciliation of databases for issued and received invoices. * Invoice and credit note cancellations. * Preparation of invoicing 3.3/4.0 and CFDI with CCP. * Customer and product registration. * General requirements for electronic invoicing. * Carriage letter complement – SAT product catalog. **Skills / Qualities:** * Proactive. * Results-oriented. * Adaptability to change. * Dynamic. * Discreet. * Teamwork. * Communication skills. * Sense of urgency. **WE OFFER:** * Gross salary of 13,000 pesos (paid monthly). * Direct hiring by the company. * 100% IMSS social security contributions. * Statutory Christmas bonus and vacation pay — 25% vacation premium. * Monthly food vouchers worth $1,150.00. * Life insurance. * Company parking. * Workdays and hours: Monday to Friday, 08:30 AM to 6:30 PM. * Work location: Cuautitlán Izcalli. * Age: 25 to 35 years old. * Fleet size: 100 units. * Minimum 3 years of experience in the industry. Job type: Full-time Salary: $13,000.00 - $13,500.00 per month Benefits: * Free parking * Life insurance * Company phone * Free uniforms * Food vouchers Work location: On-site