Commercial assistant in Brussels: find the job that fits you
We collect the best vacancies for commercial assistants in the Brussels Capital Region. With our personal job matcher, you quickly discover which jobs truly match your experience and preferences.
- 100% focus on commercial jobs
- Fast personal job matcher
- Salary simulator: see what you can earn
- Jobs throughout Brussels

Start your career as a commercial assistant in Brussels
As a commercial assistant in Brussels, you are at the heart of a dynamic, multilingual job market. You are the link between customers, suppliers, and the sales team: from preparing quotes and following up orders to administrative support and customer contact. No two days are the same, and you build valuable experience in various sectors, such as insurance, banking, transport, and international trade.
What can you expect from a job as a commercial assistant in Brussels?
The demand for commercial assistants in the Brussels Capital Region is high. Employers are looking for candidates who are accurate and customer-oriented, and who can communicate fluently in Dutch, French, and often also English. Your package of duties may vary depending on the sector, but typically the following tasks are part of your responsibilities:
- Quotes and orders: preparing, following up and administrative processing
- Customer contact: phone, email and sometimes direct contact with customers to answer questions or solve problems
- Commercial actions: assisting with promotions, mailings and maintaining commercial databases
- Reporting: tracking sales figures and summarizing for management
The average salary of a commercial assistant in Belgium fluctuates between €2,200 and €3,200 gross per month, depending on experience and responsibilities. In Brussels, wages are often slightly higher due to the extra language requirements. With our salary simulator you get a personal indication based on your profile and the chosen region.
Want to know which jobs suit you best? Our personal job matcher compares your skills and preferences with hundreds of current vacancies in Brussels. That way you avoid irrelevant searches and only apply for positions that truly match.
Why Experza?
Find the right job faster
We are the only job site that focuses entirely on commercial assistants in Flanders and Brussels. Our tools are built to make your search more efficient.
Personal job matcher
Enter your experience, desired sector and location, and we'll only show you the jobs that suit you. No time wasted on irrelevant vacancies.
Salary simulator
See immediately what you can earn in your position and region. Our simulator is based on current market data and your profile.
Focus on Brussels
Whether you want to work in Brussels City, Ixelles or Anderlecht, we have vacancies in every municipality of the Brussels Capital Region.
Always up-to-date
We screen new vacancies daily, so you can be the first to respond to the best opportunities.
Commercial assistant vacancies throughout Brussels
Brussels is a bilingual job market with many opportunities for commercial assistants. From international companies in the European district to SMEs in the outskirts, we collect vacancies throughout the region. Discover jobs in, among others:
- Brussels City
- Ixelles
- Schaerbeek
- Anderlecht
- Uccle
- Molenbeek
- Saint-Gilles
- Jette
Frequently asked questions about working as a commercial assistant
How much does a commercial assistant earn?
The monthly salary of a commercial assistant in Belgium usually ranges between €2,200 and €3,200 gross, depending on experience, sector and region. In Brussels, salaries are often higher due to the multilingual requirements.What is a commercial assistant?
A commercial assistant is an administrative employee who supports customers, prepares quotes, follows up orders and coordinates commercial actions. It is a versatile position that combines administration with customer contact.What is the average salary of an inside sales representative?
An inside sales representative earns on average between €2,300 and €2,800 gross per month. Experience and language skills can increase this amount.What is the average salary of a commercial advisor in Belgium?
Commercial advisors with several years of experience usually earn between €2,500 and €3,500 gross per month, often supplemented with bonuses or commissions.What is the difference between a commercial assistant and an account manager?
A commercial assistant focuses on administrative support for the sales process, while an account manager actively acquires customers and manages relationships. The latter role requires more proactive sales skills.How do I become a commercial assistant?
Often a secondary education diploma is sufficient, supplemented with commercial or administrative experience. Multilingualism is a major plus, especially in Brussels. There are also training courses such as 'commercial assistant'.
About Experza
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Ready to find your ideal job as a commercial assistant?
Create your profile in 2 minutes and discover which vacancies in Brussels really suit you. Our job matcher and salary simulator help you make the best choice.
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