Billing Administrator

Date Posted: February 25, 2026
Location: Brussels

Position Summary

Looking for an interesting job full of challenges in an international company that values its employees and fosters their development? Look no further! We have you covered.

Who are we?

We are Methanex, the world’s largest manufacturer and distributor of methanol.

But what is methanol? Methanol is a chemical compound present in your everyday life, be it in your furniture, car and even solar panels. Plus, it is also an innovative, clean-burning energy solution and is used to power cars, buses, trucks and ships that transport people and goods around the world.

Our global presence means we are active in North America, Asia Pacific, Europe and Latin America. Doing business all around the world does not mean we lose sight of what is important to us: people. Our organization in medium sized regional offices allow us to work in a multicultural environment while still knowing all our employees’ name! Regarding Belgium, our offices are located in Waterloo. From there, our European team oversees the management and administration of Methanex’s sales and logistics operations in Europe.

At Methanex, we hold Responsible Care in high regards. We make sure that our members feel valued and work in a safe environment and that our stakeholders are educated regarding methanol. We also have multiple initiatives linked to environment and social responsibility. If those tickle your interest, you are more than welcome to read our sustainability report and find out more!

Now, if a position as Billing Administrator sounds interesting to you, we might have the opportunity you have been looking for, as we are currently seeking our next team member!

Position Responsibilities

As a Billing Administrator, you will be responsible for managing the complete billing cycle, ensuring accurate and timely invoicing, maintaining customer accounts, and supporting month‑end activities.

Your key responsibilities will include:

Billing

• Own the end-to-end billing process and ensure accuracy, compliance and continuous improvement of the same.
• Raise credits / debits for regular and exceptional payments (Ex. Customers with special or additional rebates) according to the applicable procedures.
• Manage customer account set-up and maintenance, according to company processes.
• Ensure timely closing activities on a monthly basis.
• Process regular and closing inter-company invoices.
• Provide assistance on pricing & invoicing using contract as reference.
• Continuously work to streamline and automate the billing process.

Credit risk

• Daily follow-up on overdue receivables.
• Daily follow-up and book cash collections.
• Assist the Supervisor Accounting on credit risk related activities.

Other accounting activities

• Serve as backup to other accounting roles during absences, primarily the AP/AR Accountant activities.

Position Qualifications

Your experience and hard skills

• Bachelor’s degree in Accounting, Finance, or related field
• Minimum of 3 years of accounting experience, preferably in Billing-related functions
• Good knowledge of Belgian GAAP
• Relevant experience in ERP/Accounting software (e.g. Oracle)
• Strong Microsoft Office skills, with very good Excel knowledge
• Fluency in English. Knowledge of French is considered an asset

 

Your personality and soft skills

• Accuracy and Attention to Detail: Demostrate a strong sense of accuracy and attention to detail when dealing with financial information.
• Problem Solving: Identify issues and propose effective solutions.
• Communication: Clearly explain and report any matter relevant to the job.
• Collaboration: Work effectively with internal and external stakeholders.
• Ethics & Integrity: Uphold strong ethical standards and maintain confidentiality.

 

What do we offer?

The Methanex company culture enables people to work together towards a shared vision and a “One Team” culture. In addition, we have a multinational environment and a dynamic team which is result driven and caring.

At Methanex, our goal is to grow together. We believe we all have the opportunity to impact the company for the better. Therefore, we are committed to ensuring you have the knowledge, tools, and opportunities to maximize your potential. From internal and global trainings to individual development plan and coaching, we make sure you have the possibility to develop your skills. Through our various internal committees, we also have the opportunity to learn from each other and improve the company together.

Regarding the benefits, we offer a competitive salary package including many comprehensive insurance, meal vouchers, short term incentives and transportation costs. As you better know what you need, we have a flexible compensation plan that allows you to decide on a portion of your salary package. You also get 34 holidays throughout the year to take a well-earned rest!

You feel like this is your dream job and company?

We would be delighted to receive your resume at [email protected] Although a cover letter is not mandatory, sending one with your motivation for the job would be highly appreciated!

Apply Now

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