Summary: This role supports accurate and timely billing activities, resolves discrepancies, and ensures proper revenue billing and accounting for North America operations. Highlights: 1. Opportunity to support accurate and timely billing activities 2. Engage in resolving billing disputes and discrepancies 3. Contribute to monthly billing and receivables close processes **Billing Specialist** **Location:** Monterrey, Nuevo León, Mexico **Work model:** Hybrid NOV is looking for a **Billing Specialist** to join our Finance Shared Services team in Monterrey. This role is responsible for supporting accurate and timely billing activities, resolving discrepancies, and ensuring revenue is properly billed and accounted for across North America operations. This opportunity is ideal for professionals with experience in **accounts receivable, billing, customer invoicing, and transactional finance** , especially in manufacturing or shared services environments. Important Information Before Applying * Candidates must currently reside in **Monterrey or the metropolitan area** * **NOV does not provide relocation assistance** for this position * **Hybrid work schedule** + On\-site: Monday, Wednesday, and Friday + Remote: Tuesday and Thursday * **Working hours:** Monday to Friday, 7:00 AM to 4:00 PM * This schedule is **non\-negotiable** * **Current students will not be considered** * **Conversational English is required** due to regular interaction with customers, portals, and internal stakeholders What You Will Do * Ensure revenue is billed accurately and on time while minimizing the need for accruals * Maintain strong communication with customers, agents, and internal teams to resolve billing disputes in a timely manner * Monitor customer requirements and portals to ensure invoices are submitted correctly and in compliance with billing guidelines * Investigate account discrepancies by coordinating with sales, customer service, collections, and customers * Support the monthly billing and receivables close process to meet department deadlines * Analyze and verify billing support documents such as purchase orders, packing slips, BOLs, tally sheets, and related invoicing backup * Prepare accurate invoices and credit transactions * Follow up on billing discrepancies, customer portal uploads, and invoicing\-related questions * Communicate accounts receivable or billing issues to management when necessary * Track approved and unapproved invoicing to support critical month\-end metrics * Provide support for month\-end reporting activities * Handle special billing situations and research, reconcile, and resolve discrepancies * Process credit card transactions and perform related reconciliations * Participate in department projects and support quality improvements, process enhancements, and other initiatives * Perform additional duties and special projects as assigned What We’re Looking For * **2\+ years of experience** in **accounts receivable, billing, or invoicing** , ideally in a manufacturing environment * Experience with **customer invoice portals** is highly preferred * Knowledge of **basic accounting procedures** and revenue\-related processes * Experience with **unbilled revenue reconciliations** is a plus * Strong Excel skills and solid computer literacy * Ability to create, update, and review spreadsheets accurately * Familiarity with **ERP systems** and accounting software * Strong attention to detail and ability to perform quality reviews of billing documents and processes * Good communication skills and ability to work effectively with internal and external stakeholders * Strong problem\-solving and critical thinking skills * Ability and willingness to learn quickly in a fast\-paced environment * Ability to read and write in English Preferred Qualifications * Bachelor’s degree in **Accounting, Finance, Business Administration, or a related field** * Experience with customer invoice portals such as **OpenInvoice, Ariba, or similar platforms** * Experience with sales tax research or tax\-related billing adjustments Why NOV? At NOV, you will be part of a global finance organization where collaboration, accountability, and continuous improvement are part of the way we work. This role offers the opportunity to grow your career while supporting international teams and modern finance processes.