We work on complex and innovative high-tech projects that call for the best and brightest talents.
In 2026, CNES is:
- 2,350 employees
- 4 centres of excellence: two in Paris and one in Toulouse and Kourou (French Guiana)
- A range of activities: launchers, Earth observation, space science and exploration, telecommunications, defence, business support, space data management and more
- 100+ space missions in operation or development
- The space agency collaborating with the most countries in the world
Why join CNES?
Work on unique and exciting projects
CNES is the government agency responsible for shaping and executing France’s space policy. We’re pursuing innovative projects with space agencies, research laboratories and industry partners all over the world. At CNES, you’ll get unique opportunities to work on the next generation of Ariane launchers, operate orbital systems and Mars rovers, and analyse data to gain new insights into our planet and the mechanisms driving climate change.
Work-life balance
We may have our head in the stars, but our feet are firmly on the ground! It’s important to us that our people have the right balance between work, personal development and family life. CNES offers numerous benefits, including good private health insurance cover, sports infrastructures and financial help with child care, travel and cultural activities.
Skills development
Whether you aim to be a top expert in your field or prefer to change jobs and broaden your horizons, we help you chart your career path through training and internal mobility opportunities. You can also choose to work at any of our four field centres in Paris, Toulouse and Kourou. Every year, more than 300 mobility opportunities are open to all of our people, ensuring attractive career development and satisfaction.
When you join CNES, you become a part of the space adventure and embrace a career steeped in exploration, innovation, collaboration and a host of opportunities!
- Director of Human Resources
What they said
Here’s what our interns and apprentices said about us on Choose My Company (2026):
What I like the most is the sense of purpose I find in the organization I work for, as well as the fact that I learn a lot of things. It's an extremely rewarding experience.
Exciting tasks, a good work atmosphere, autonomy, and respect for personal life!
I love the diversity of missions and topics that CNES works on, as well as the variety of employee profiles. Everyone is passionate about their work, which makes exchanges enriching and discussions always open.
Label Choose My Company 2026
Choose My Company®
#12
2026
France
100 à 199 stagiaires / alternants
Happy index / Trainees®
As a government agency, CNES expects its people to apply a principle of neutrality, particularly with regard to religious beliefs.
