Sulzer is a leading engineering company with a proud heritage of innovation. Join our general team to grow your expertise and develop innovative solutions that enable a prosperous and more sustainable society.
The Billing Specialist is responsible for preparing and issuing high-volume project and service invoices for customers across the U.S. and Canada. This role ensures invoices are accurate and comply with customer contracts, purchase orders, and billing milestones while supporting revenue recognition and partnering closely with Project Managers.
Key responsibilities:
- Prepare and issue invoices to customers based on service agreements and purchase orders, ensuring accuracy in billing details and compliance with contractual terms
- Closely collaborate with the local Project Manager
- Review and reconcile billing data for completeness and accuracy, making necessary adjustments or corrections
- Collaborate with sales, customer service, and project management teams to gather necessary information for billing and to resolve any billing-related issues




- Maintain and update customer billing information and records in the billing system
- Monitor customer account details for non-payments, delayed payments, and other irregularities, and follow up as needed; perform dunning activities where required
- Assist with the accounts receivable process, including recording payments and updating customer ledgers
- Perform AR, Revenue & Aging analysis
- Support the month-end and year-end close processes, including preparing journal entries and account reconciliations related to billing
- Generate and analyze billing reports, providing insights and recommendations to improve the billing process and reduce errors. Closely collaborate with the Reporting & Analytics team on this
- Ensure compliance with OTC internal controls, accounting policies, and regulatory requirements related to billing operations
- Participate in the implementation and improvement of billing systems and procedur

📌 Billing Accountant (Ciudad de México)
🏢 Sulzer
📍 Ciudad de México