AR Billing SpecialistWork location: Scottsdale, AZReports: Accounting Manager Role Summary: Provides specialized support for billing and invoicing processes across UNACEM North America operations.The role ensures accurate customer invoicing, supports financial control processes, and contributes to efficient revenue recognition aligned with company financial policies and industry best practices. Purpose: Support the execution of billing and invoicing processes that ensure timely and accurate revenue transactions while maintaining compliance with internal financial controls and company policies.

The role contributes to maintaining financial integrity by validating billing information against delivery tickets, supporting customer billing inquiries, and partnering closely with commercial, logistics, and finance teams. Responsibilities: 

• Support implementation of billing processes across UNACEM North America operations ensuring invoices are issued accurately and in a timely manner.
• Prepare and process customer invoices based on shipment documentation, sales orders, pricing agreements, and contractual terms.
• Reviewing billing information including product quantities, pricing structures, freight charges, and tax applications to ensure accuracy.
• Post customer payments in the system in a timely manner.
• Maintain billing documentation and records required for financial controls, audits, and regulatory compliance.
• Prepare Monthly Statements for company’s customers.
• Generate and distribute the daily shipping report to management. 
• Assist with investigation and resolution of billing discrepancies, invoice disputes, and customer inquiries.
• Partner with commercial, logistics, and operations teams to validate shipment information and resolve billing issues.
• Support month end closing activities by ensuring billing transactions are recorded accurately in financial systems.
• Assist with internal financial audits and provide documentation related to billing processes when required.
• Monitor billing data and contribute to continuous improvement initiatives aimed at strengthening financial accuracy and process efficiency.
• Other duties as assigned. 

• Strong working knowledge of billing and accounts receivable processes within financial and ERP systems.
• Understanding of revenue recognition principles and financial documentation standards.
• Knowledge of pricing structures, customer agreements, and invoice validation processes.
• Understanding of financial control environments including internal audit and compliance requirements.
•  Identifies discrepancies between sales orders, shipment documentation, and billing information and recommends appropriate corrective actions.
• Evaluates billing errors or customer disputes and supports resolution through collaboration with cross functional teams.
• Adapts billing processes to support operational needs in dynamic environments including plant production and logistics operations.
•  Bachelor degree in Accounting, Finance, Business Administration or related field preferred. Associate degree accepted.
• Two to five years of billing, accounts receivable, or financial operations experience preferred.
• Experience in manufacturing, construction materials, mining, or heavy industrial environments preferred.
•  Accounting or finance related certifications considered a plus.
• Advanced Excel or financial systems training is considered beneficial.

• Strong attention to detail, organization and commitment to financial accuracy.
• Ability to work effectively within structured financial processes and internal control environments.
• Clear communicator able to collaborate with operational and commercial teams.
• Strong organizational skills and ability to manage multiple billing transactions.
• Collaborative approach when working with internal teams and customers.
• Role model of UNA Culture values.

About UNACEM North America:

UNACEM North America is part of the international Grupo UNACEM family. Our parent company, Grupo UNACEM, has a rich legacy that stretches back over 100 years, marked by technological innovation and a commitment to building a sustainable world. Headquartered in Lima, Peru, Grupo UNACEM was formed by merging leading cement companies and is now a reference point in the global construction materials industry.

We have steadily grown our presence throughout Latin America, and today, our North American division is an integrated business leading the way for sustainable cement manufacturing in the US. In the United St