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Cleanliness is fundamental

Apprentice today, expert tomorrow. Onet is recruiting its future talent!

The 2026 apprenticeship and internship campaign is officially launched. The Onet Group is recruiting its new class of apprentices and interns throughout France.

 

Choosing an apprenticeship means opting for a professional, hands-on, and empowering career path. At Onet, we see apprenticeships as a powerful tool for skills development and a career accelerator.

  • - Onet

Why choose
Onet for his apprenticeship?

Joining Onet means becoming part of a family-owned group founded in 1860 in Marseille, now with an international presence in 10 countries. This history and international reach provide a structured framework while maintaining a close-knit culture. In practical terms, an apprenticeship at Onet means:

  • Support from the moment of integration
  • A dedicated mentor and available teams
  • Concrete, useful and empowering missions
  • A gradual increase in skills within a profession
  • Real opportunities for career advancement within the Group


Apprenticeship is not just a simple contract. It's a key step in building your career plan.

Why join the Group

Hundreds of jobs to discover

The Onet group operates in numerous sectors. This diversity allows each apprentice to find an environment that matches their aspirations.

Our main activities:

  • Cleaning and related services
  • Security
  • Reception
  • Logistics and production
  • Airport services
  • Nuclear engineering and services

Behind these areas of expertise lie hundreds of professions practiced daily, throughout France and internationally. Whatever your level of education, from high school diploma to Master's degree, there are opportunities suited to your career path.

Apprenticeships all over France, as close as possible to the ground… and to your home

While the Group's headquarters are based in Marseille, apprenticeship and internship opportunities are available throughout the country. Our agencies and regional offices recruit numerous apprentices each year, working closely with our clients and operations.

Joining Onet on a work-study program means:

  • Discover the reality on the ground
  • Understanding the operational challenges
  • Contributing to concrete projects
  • Develop skills sought after in the job market

Our teams share a foundation of common values: listening, respect, and boldness. These values ​​structure our way of working and supporting the experts of tomorrow.

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Apprenticeships 2026: Discover our offers

The 2026 apprenticeship campaign is now open. Offers are available immediately on our careers website.

Browse the overview of opportunities and find the apprenticeship or internship that matches your career goals.

Internship – Work-Study Program – Work-Study Project Engineer (M/F)

  •  
  • THE HAGUE
  • , 
  • France
See the offer

Internship – Work-Study Program – Work-Study Project Engineer (M/F)

  •  
  • THE HAGUE
  • , 
  • France
See the offer

Internship – Work-Study Program – Respiratory Protection Technician (M/F)

  •  
  • THE HAGUE
  • , 
  • France
See the offer

Internship – Work-Study Program – Respiratory Protection Technician (M/F)

  •  
  • THE HAGUE
  • , 
  • France
See the offer

Recruitment Coordinator (Work-Study Program) (M/F)

  •  
  • Marseille
  • , 
See the offer

Administrative and Payroll Assistant (Work-Study Program) (M/F)

  •  
  • Marseille
  • , 
See the offer

Compliance Assistant (Work-Study Program) (M/F)

  •  
  • Marseille
  • , 
See the offer

Compliance Assistant (Work-Study Program) (M/F)

  •  
  • Marseille
  • , 
See the offer
Discover all our apprenticeship and internship opportunities

They can tell you best: our 2025 apprentices

Would you like to learn more about the apprenticeship experience at Onet?

 

Discover the testimonials of the Class of 2025. They share their integration, their roles, and the skills they developed within the Group. Because the best way to envision your future is to listen to those who are experiencing it firsthand.

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