Position Summary: We are seeking an organized and analytical Payroll Assistant with experience in payroll management, incident handling, withholdings, and tax and labor obligations. Key Highlights: 1. Solid experience in preparing and controlling weekly and monthly payroll 2. Management of incidents, withholdings, and IMSS-related transactions 3. Calculation of employer-employee contributions and bimonthly variable amounts We are looking for a highly organized, analytical, and results-oriented **Payroll Assistant**, with solid experience in preparing, controlling, and administering weekly and monthly payroll processes. The selected candidate will be responsible for ensuring accurate handling of incidents, withholdings, IMSS-related transactions, and compliance with tax and labor obligations, guaranteeing accuracy, timeliness, and adherence to current regulations. This position requires a committed individual with strong ability to work under pressure, maintain a high level of precision, and collaborate effectively with various departments including supervision, treasury, and personnel administration. **Main Responsibilities:** Preparation of weekly and monthly payroll. (Final payroll reconciliation vs. pre-payroll). * Validation of ISR, amortizations, withholdings, and employee count. * Registration of income/enrollment/induction into payroll. * Receipt of incidents from supervisors and managers, reconciling them against timekeeping records, medical leaves, and emails. * Control of employee withholdings such as FONACOT, INFONAVIT amortizations, and tool deductions. * Preparation and delivery of settlement documents (finiquitos). * Control of signatures on attendance lists for unionized employees. * Sending electronic pay slips and payroll stamping (timbrado). * Coordination with treasury regarding vouchers and checks. * Calculation of employer-employee contributions (monthly and bimonthly). * Calculation of bimonthly variable amounts. * Tracking weekly and monthly savings fund withholdings per employee. • Submission of files for the Savings Fund. * IMSS registrations, terminations, and modifications. Knowledge of SICOSS is a plus.