Administrative Assistant

Description

Job Summary: We are seeking an organized and detail-oriented professional with experience in electronic invoicing and warranty handling to join a team that values autonomy and clear processes. Key Highlights: 1. True daily autonomy, escalating only what matters 2. Working with a modern, integrated ERP system 3. An established team with clear processes and close supervision Why Valta? \- Your work makes a difference: if you invoice correctly, the company gets paid on time and customers return. \- Modern system: we use an ERP where invoicing and warranties are fully integrated — no switching between five different programs. \- You decide independently on day-to-day tasks; escalate only major issues. Real autonomy. \- An established team with clear processes and close supervision when needed. Benefits: \- Statutory benefits (year-end bonus, vacation, IMSS, INFONAVIT, PTU) \- Food vouchers \- On-site cafeteria \- Paid training \- Work schedule: Monday–Friday, 10:00 AM–7:00 PM (weekends off) What Do You Need to Qualify? \- Two or more years of invoicing to businesses using an ERP system. \- In-depth knowledge of electronic invoicing (CFDI 4.0) and the SAT portal. \- Detail-oriented, organized, and calm under pressure. \- Customer service mindset and problem-solving attitude. \- Proficient use of WhatsApp Business and digital tools. Your Daily Responsibilities: \- Invoice businesses: issue error-free electronic invoices (CFDI 4.0) — correct tax data, accurately captured RFC, appropriate payment method. \- Register new customers in the system with their tax and commercial information. \- Handle warranties: receive equipment returned by customers, coordinate with the lab, dispatch replacements to customers when applicable, and close each case within five business days. \- Issue credit notes to cancel or adjust invoices. \- Proactively notify customers before they ask: if a courier is delayed, you detect it and inform them. \- Coordinate with the logistics team to ensure equipment ships already invoiced and validated. At Valta, we sell mobile phones and electronics to businesses. For everything to run smoothly, someone must invoice accurately and handle warranties without leaving anything unresolved. We’re looking for that person: organized, detail-oriented, and experienced in electronic invoicing. Position Type: Full-time, indefinite-term contract Salary: $6,970.00 per month Application Questions: * Have you worked with CFDI 4.0 and the SAT portal? * Which ERP systems have you used? * This position is 100% on-site in Iztacalco, CDMX. Do you agree with this arrangement? Experience: * B2B invoicing with ERP: 1 year (Preferred) Work Location: On-site employment