Job Summary: We are seeking a professional to perform and validate operational support activities in billing, controlling payments and providing follow-up. Key Points: 1. Operational support role in billing 2. Billing validation to ensure timely payments 3. Control and follow-up of withholdings and deductions A leading company in the Hydrocarbons sector REQUIREMENTS: * Graduate or bachelor’s degree (university or technical) in Accounting, Administration or related fields. * Minimum 6 months of experience in billing or similar functions (including pre-graduate internships) * Intermediate level of Excel FUNCTIONS: * Perform operational support activities related to billing. * Carry out billing validation to ensure all requests are invoiced within the same period. * Control and monitor payment of withholdings and deductions * Other duties assigned by the immediate supervisor. WE OFFER: * Payroll registration from day one (Full payroll) * Market-competitive salary * Working hours: Monday to Friday, 9:00 am to 6:00 pm; Saturdays, 9:00 am to 1:00 pm Job Type: Full-time Salary: Starting at S/.1,200.00 per month Application Question(s): * What are your salary expectations? Work Location: On-site employment