Working at CLL
Join our team of dynamic and passionate talents!
Ranked among the best and biggest schools in the country, CLL aims to continue its development, based on a few key factors: customer satisfaction, a structured, flexible and innovative teaching approach, professional fulfillment for its staff, creativity and innovation.
I want to teach at CLL!
We’re always on the lookout for qualified freelancers who can contribute their linguistic expertise to our educational mission.
If you have an enriching experience in teaching your mother tongue and are ready to share your passion with our learners, then you’ve come to the right place!
Like all private language schools, CLL works with independent trainers, offering invaluable flexibility to meet the varied needs of our learners.
Find out more about self-employed status.

We are looking for trainers (m/f/x) who:
have experience in teaching their language
are dynamic, creative and open to others
have higher education
are motivated by the idea of advancing in their profession
Explore the profiles sought for each of our audiences:
Explore a world of lifelong learning with our adult courses, available all year round at our centers in Brussels and Louvain-la-Neuve, as well as by videoconference!
Join our team of passionate trainers and discover a dynamic environment where your linguistic expertise can shine.
Here’s what we look for in our trainers:
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Native speaker of the language taught (or equivalent): you’re ready to share your passion and culture with our learners.
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Experience in teaching adults: you have solid experience in teaching your language to adults, and know how to adapt your teaching approach to meet their specific needs.
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Graduate level: your commitment to academic excellence demonstrates your determination to provide a superior learning experience for our learners.
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Flexible hours: you’re ready to adapt to the varied schedules of our learners, offering an accessible and practical learning experience.
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A good teacher, reliable, enthusiastic and communicative: you’re not only a language expert, but also an inspiring mentor, ready to encourage and motivate our learners to achieve their language goals.
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Openness to new technologies in the classroom: you embrace innovation and are ready to integrate new technologies to make learning even more interactive and engaging.
Join a dynamic team dedicated to linguistic excellence! 🌟
CLL is the preferred partner for tailor-made language training, offering its services to over 250 companies, institutions and public bodies across Wallonia, Flanders and Brussels.
If you’re ready to take on this exciting challenge, here’s what we look for in our trainers:
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You’re a native German, English, French or Dutch speaker (or equivalent): you’re ready to share your linguistic expertise with our customers.
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You have experience of teaching in companies: you have a proven track record of helping professionals improve their language skills in the workplace.
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You have a higher level of education: your academic background testifies to your commitment to excellence and the quality of the teaching you provide.
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You are flexible and available: you are ready to adapt your working hours to meet the varied needs of our customers, whether during the day or in the evening.
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You’re mobile: you’re ready to travel between different companies in the same day to deliver your courses.
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You’re tech-savvy: you’re equipped with a laptop and are familiar with ICT tools to make your lessons interactive and engaging.
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You’re an excellent teacher: reliable, enthusiastic and communicative, able to inspire and motivate your learners to achieve their language goals.
Join our dynamic team of trainers and discover a unique teaching experience where you can unleash your creativity while inspiring our young learners.
Discover a fun and enriching world of learning for children and teenagers with our courses and internships available all year round, whether during the school year or holidays! We also organise extracurricular courses in French-speaking schools, giving our young learners an extra opportunity to develop their language skills in a familiar environment.
This is the profile we are looking for in our trainers:
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Native Dutch or English speaker (or equivalent): you’re ready to pass on your passion for language and culture to our young learners.
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Experience in teaching children and/or teenagers: you have valuable experience in teaching your native language to a young audience, and you know how to make learning fun and stimulating.
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Level of higher education: your commitment to academic excellence demonstrates your dedication to providing a superior education to our young learners.
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Available at key times: you are available between 4pm and 6.30pm and/or during lunchtime and/or on Wednesday afternoons and Saturday mornings, offering valuable flexibility for our learners and their busy schedules.
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A creative and enthusiastic teacher and facilitator: you’re not only a language expert, but also a passionate facilitator, ready to create a dynamic and stimulating learning environment for our young learners.
Join an exciting (and demanding) language mission! 🌟
CLL is the preferred partner for face-to-face and video-based language training in 34 languages, specially designed for the Institutions, Bodies and Agencies of the European Union in Brussels.
If you are ready to be part of this exceptional adventure, here is the profile we are looking for:
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Post-graduate degree (min. 3 years) in linguistics: your academic expertise demonstrates your commitment to the linguistic excellence you offer our customers.
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Proven experience in teaching the target language: with at least 2 years’ experience and a minimum of 1,600 hours since 2015, you have proven your ability to effectively guide adults in their language learning.
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Experience in an international, multi- and multi-cultural environment: you have a thorough understanding of the challenges and opportunities of teaching in a diverse international environment.
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Collaborative: You will be open to sharing and capitalising on best practice, contributing to a culture of continuous learning within our team.
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Pedagogical and organizational flexibility: you are able to adapt to the varied needs of our learners and respond effectively to their linguistic challenges.
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Knowledge of ICTE applied to languages: you have experience in using information and communication technologies for language teaching, helping to make our courses more interactive and innovative.
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Minimum level C1 in French or English: you have a good command of one of these languages, guaranteeing clear and effective communication with our European customers.
I’d like to join CLL’s permanent team!
Stimulating work in a multicultural environment that’s constantly evolving!
An opportunity to join a dynamic team dedicated to language teaching and learning, and to put your skills to work for an organisation recognised for the quality of its services and proactive management.
A salary package to match your skills, with a host of fringe benefits.

Positions currently open :
CLL is looking for a Sales Account Executive (m/f/x) for its CLL Business department.
CLL Business department (Brussels) provides customised language training in companies (private sector) and in public institutions in Brussels and surroundings.
With your colleagues of the CLL Business (Language courses for companies) you are the primary point of contact for the CLL’s Business customers – serving both existing customers and adding new customers. Your mission: understand client needs, provide tailored training solutions, deliver top-quality service, and grow long-term relationships.
Description
- Maintain and develop existing client accounts, ensuring high satisfaction and retention.
- Onboard new customers with professionalism and efficiency.
- Drive actions to increase customer satisfaction results.
- Gain good knowledge of our portfolio of services in order to propose the most relevant training solution for our clients.
- You are in charge of coordinating and managing the clients’ orders for additional training. You work in close cooperation with your colleague of the planning department to ensure training delivered as planned.
- With the pedagogical team of CLL, you make sure the language trainers receive a clear and complete briefing. You ensure they have all necessary information at hand before the start of the training.
- You are responsible for the entire coordination and administration follow-up of the customers’ orders and use our ERP system.
- You will handle new customers’ incoming inquiries for training services. You will qualify leads and requests.
- You will manage sales opportunities and provide offers/proposals in a professional and timely manner. Ensure proper follow-up (by phone and email). Match the customers’ needs into an optimal training offer that is proposed.
- You will conduct sales discoveries for new prospects.
- Achieve annual renewal and up-selling revenue targets.
Your profile
You bring the right mix of commercial drive, customer focus, and organizational skills. You’re energized by solving client challenges and making things happen.t.
- You have a bachelor’s or Master’s degree in languages or sales
- You have at least 2 to 5 years of experience in B2B sales, account management, or client support .
- Experience in the language training industry is a plus.
- You are an enthusiastic person with a passion for customer satisfaction and problem solving .
- You have a commercial flair and are proactive.
- You are well organized and strong with administrative (good follow-up and precision).
- You are reliable, flexible and results-oriented.
- You are a Dutch or French native speaker with at least a C1 level of the second national language. Fluency in English is an asset.
- You enjoy team-work and can also work autonomously.
Our offer:
- Be part of a leading player in training and capability building for businesses.
- Join a passionate team with high quality teachers.
- A full-time position mainly based in Brussels.
- Pleasant working conditions with a strong emphasis on team spirit, respect and cooperation.
- A salary package worthy of your skills and experience and numerous extra-legal advantages (meal vouchers, group insurance, hospitalisation insurance).
Would you like to submit an unsolicited application?
Fill in our form and send us your CV and covering letter:

I would like to work as a jobber or do an internship
Are you a student looking for a stimulating, formative job that will help you prepare for your future while earning a salary? Contact us! We offer positions in youth work and administration, as well as linguistic animation opportunities for Master’s students in linguistics wishing to prepare for their future career.
Come through our door! We offer opportunities in various fields such as business administration, communication, marketing, language didactics, language teaching, digital learning and distance learning management. Join us and gain hands-on experience by actively contributing to our projects!