Job Summary: We are looking for a Billing Assistant with experience in invoice issuance, validation of tax information, tracking of requests, preparation of financial reports, and support in monthly closings. Key Highlights: 1. Join a solid company and Great Place to Work 2. Directly impact the company's results 3. Develop in an inclusive and equitable work environment At Grupo Mainbit, a Mexican company with over 35 years of experience in technology solutions (security, cloud, innovation, and computer equipment distribution), we seek commercial talent focused on results. We are a certified Great Place to Work and ESR company. · Urgent Hiring! Billing Assistant Do you have billing experience and wish to join a solid company where your work directly impacts results? This opportunity is for you! What do we offer? Job stability Monthly salary: $13,000 Statutory benefits Discount membership for laboratories and hospitals Totalpass What will you do daily? Issue invoices and credit notes without errors Validate tax information (CFDI) Promptly track internal requests Prepare and analyze financial reports Support monthly closings Monitor administrative deadlines and deliverables What we look for in you Technical degree or bachelor’s degree in Administration, Accounting, or related field Minimum 1 year of billing experience Knowledge of CFDI (mandatory) ERP / SAP / ASPEL proficiency Intermediate Excel skills Basic English Work Schedule Monday to Thursday: 8:00 AM – 6:00 PM Friday: 8:00 AM – 3:00 PM Work Location: Col. Del Valle Don’t miss this opportunity. · We are committed to a discrimination-free workplace. We ensure that all our recruitment, hiring, and promotion processes are inclusive and equitable. Discrimination based on race, color, age, gender, sexual orientation/preference, ethnicity, disability, religion, political or union affiliation, national origin, marital status, gender identity, social condition, health condition, immigration status, and/or opinions is strictly prohibited during our recruitment, hiring, or promotion processes. Requesting medical certificates for: a) Non-pregnancy or b) Human Immunodeficiency Virus (HIV) is prohibited as a requirement for participation in any employment entry, retention, or promotion process. -Requirements- Minimum education: Upper secondary education - Professional Education T 1 year of experience Skills: Microsoft Excel Keywords: helper, assistant, billing assistant, aux, auxiliary, assistant, helper, aide, billing, facturacion