Job Summary: We are seeking a Billing Assistant to provide operational and administrative support to the accounting–finance department, ensuring accurate issuance and control of payment vouchers. Key Responsibilities: 1. Support in issuing and verifying payment vouchers. 2. Interdepartmental coordination for service validation. 3. Preparation of reports and administrative accounting support. At **C&R Integral Service S.A.C.**, an engineering and telecommunications services company, we are looking for a **Billing Assistant** to provide operational and administrative support to the accounting–finance department, ensuring correct issuance, control, and tracking of payment vouchers for services executed across the company’s various projects and operations. **Main Responsibilities** * Assist in issuing invoices, receipts, credit notes, and debit notes according to executed services and active contracts. * Verify accuracy of payment voucher information (customer details, RUC, amounts, dates, service orders, and commercial terms). * Record and update billing information in the ERP system and Excel control templates. * Coordinate with Operations, Projects, Logistics, and Commercial departments to validate billable services. * Monitor the status of issued invoices and support collections management. * Maintain organized and up-to-date physical and digital documentation related to billing. * Prepare billing reports, monthly controls, and support administrative closings. * Provide administrative and documentary support to the accounting department as required by the immediate supervisor. **Requirements** * University graduate or bachelor’s degree in Accounting, Administration, Finance, or related fields. * Minimum 1 year of experience in billing, administration, or accounting roles. * Preferred experience in service, telecommunications, construction, or project-based companies. * Basic–intermediate Excel skills (data entry, filters, dashboards). * Knowledge of electronic payment vouchers and basic tax regulations (SUNAT). * Familiarity or experience with CONTANET ERP or other ERP systems (preferred). * Analytical ability, attention to detail, and capacity to track information. * Strong communication skills, responsibility, and teamwork orientation. **BENEFITS** * Immediate hiring. * Timely payments. * Internal training on billing processes and administrative management. * Career path and growth opportunities based on performance. * Positive work environment and mentoring during onboarding. Employment Type: Full-time Application Question(s): * Do you hold a degree in Accounting, Administration, or a related field? * Do you have at least 1 year of experience in billing? * Have you issued electronic payment vouchers (invoices, receipts, credit/debit notes)? * What is your Excel proficiency level (basic / intermediate / advanced)? * Do you have experience using any ERP system for billing? Which one? * Are you agreeable to a monthly salary of S/ 1,200? Work Location: On-site employment