Work in the administrative, accounting, and operational area of the company by performing tasks related to billing, collections, purchases, petty cash control, bank reconciliations, customer management in Aspel systems, payment follow-up, and general handling of administrative requirements, ensuring order, control, and smooth internal operations. Responsibilities * Answering phone calls, routing calls, and recording information in CRM. * Managing and maintaining customer databases in CRM. * Managing courses, supplies, services, and office maintenance. * Purchasing digital stamps and systems; assigning them in ASPEL platforms. * Assisting in coordination of certifications together with the Systems department. * Electronic invoicing (using Aspel SAE). * Registering customers in SAE and CRM. * Applying and recording customer and supplier payments in Aspel SAE and BANK. * Preparing payment receipt vouchers. * Processing supplier credit notes. * Active collections. • Bank reconciliations. * Control and administration of petty cash. * Billing and expense control. Job type: Full-time Salary: $9,000.00 - $10,000.00 per month Work location: On-site position