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919 available offers
  • CSR Project Manager – Environment (internship) F/M
  • Ref: 2026-15930
  • 36 Boulevard de l'Océan, 13009 Marseille
  • Internship
  • Today
City
36 Boulevard de l'Océan, 13009 Marseille
Activity
Cross-functional activities
Function
HR/ training/ legal/ csr
Contract type
Internship
Working hours
Full-time
Compensation

Offer description

Your mission

Onet is recruiting aCSR - Environment Project Manager (M/F) for a 6-month internship.

We are looking for an intern who is passionate about environmental issues, with a desire to make a difference and contribute to projects with a tangible impact within a large group.

 

You will join the Onet Group's CSR Department, within the Environmental Transition Unit (3 people), responsible for rolling out operational environmental projects in the field: reducing GHG emissions, limiting pollution, reducing waste, improving mobility, etc.

 

The internship will take place at Onet's headquarters in Marseille, a site that has been completely redesigned to promote interaction and quality of life at work, featuring social areas, coworking spaces, connected meeting rooms, a cafeteria, and a gym.
 

We expect you to bring a fresh perspective, curiosity, and the ability to propose new ideas. 

 

In this context, your responsibilities will be as follows: 

 

Waste & circular economy

  • Identify operational solutions for waste collection and recycling for agencies
  • Coordinate pilot tests
  • Identify areas for improvement in existing systems at headquarters
  • Participate in raising employee awareness
  • Identify environmental initiatives supported by the network

 

Decarbonization of transportation modes

  • Identify alternatives to fleet vehicles (e.g., company bicycles)
  • Contribute to the development of eco-mobility: cycling, public transportation, carpooling
  • Participate in the creation of thematic fact sheets and deployment materials

 

Monitoring tools and indicators

  • Contribute to the Group's carbon footprint assessments
  • Participate in testing the new ESG Datamart tool, in collaboration with the ESG Manager

 

Internal communication & events

  • Contribution to the drafting of internal newsletters
  • Participation in the organization of communication events
  • Creation of visuals and communication materials

 

Benchmarking & environmental monitoring

  • Contribution to industry benchmarks
  • Regulatory and tax monitoring on environmental issues

 

Depending on the progress of projects, you may be asked to work on other cross-functional tasks.

 

Your assets

Currently enrolled in a four- or five-year master's program at a business school, engineering school, IEP, or specialized CSR master's program, you have a genuine interest in CSR and environmental issues.

 

You have strong writing skills and are proficient in tools such as PowerPoint, Word, and Excel. Proficiency in visual creation tools (such as Canvas) is a plus.

 

You are known for your team spirit, interpersonal skills, thoroughness, ability to manage priorities, and analytical skills.

 

Onet has been committed to diversity and disability for many years. Onet recruits and recognizes all talents.

Our business

Onet, a French family-owned group founded in 1860, is an international player in engineering and services. Its more than 70,000 employees work every day to help create ever healthier, safer and more reliable environments.
More about Onet
Onet, a French family-owned group founded in 1860, is an international player in the engineering and services sectors. Our diversified offering (cleaning, security, reception, logistics, airport services, engineering and nuclear services, technical building maintenance) spans several countries and is based on the expertise of our 80,000 employees, representing €2.4 billion in revenue. Our mission is to deploy our energies and resources to help create ever healthier, safer, and more reliable environments. Our ambition is to strengthen our impact to become a mission-driven company.

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