Job Description

Do you have experience in sustainability reporting? Do you enjoy gathering and analysing information to deliver powerful communications that meet the needs of a variety of stakeholders? Do you have good project management skills and the ability to share complex data and stories in way that is engaging, inspiring and which supports culture change?

Working in the Sustainability Office within the Organisational Support & Improvement team, the Sustainability Reporting & Communications Project Officer will work closely with a broad network of internal stakeholders, as well as external consultants, in delivering the Sustainability Reporting Project workstream.

You will also contribute to the development of CERN's Sustainability Strategy, with dedicated actions to raise awareness CERN-wide about sustainability, for example through targeted campaigns and communications that support cultural change around sustainability.

Through these activities, you will develop hands-on experience in sustainability strategy creation, implementation and reporting within a dynamic, high-profile, international scientific and technical environment.

Your responsibilities

Support the delivery of CERN's 2025-2026 Sustainability Report (to be published in late 2027), from planning through to publication, and then assist preparations for the subsequent 2027-2028 reporting cycle.
Write and edit social and governance content to a high standard for the Report, ensuring clarity, accuracy, and alignment with relevant GRI standards.
Ensure adherence to the project plan, timeline, and documented approvals process.
Produce engaging content for different channels and audiences, such as web, social media, short articles, and other formats that is consistent with strategy and reporting.
Contribute to the development of an internal CERN e-learning module on sustainability.
Support the planning and delivery of sustainability-related campaigns and events as needed.
Track regulatory developments and evolving reporting standards (GRI, CSRD, ESRS) relevant to CERN's ESG framework.

More information here.

Your profile

Experience of drafting sustainability or ESG reports in a corporate, NGO, research institution or public sector context, or in an advisory capacity.
Experience managing complex, multi-workstream projects against firm deadlines with documented governance.
Experience developing and implementing communications plans and outreach activities is desirable.
Experience with digital content management systems and sustainability microsite or web content is desirable.
Experience in a scientific, academic or intergovernmental setting is desirable.

Skills

Excellent writing and editing skills with the ability to produce clear, accurate, well-structured content for diverse audiences.
Ability to work across functions, build trust, and obtain buy-in from varied stakeholders.
French language proficiency is strongly desirable.
Knowledge of GRI, CSRD/ESRS, or equivalent reporting frameworks and data visualisation or infographic design skills are desirable.
Spoken and written English or French, with a commitment to learn the other language.

Eligibility criteria:

You are a national of a CERN Member or Associate Member State.
You have a professional background in Sustainability, Communications (or a related field) and have either:
- a Master's degree with 2 to 6 years of post-graduation professional experience;
- or a PhD with no more than 3 years of post-graduation professional experience.
You have never had a CERN fellow or graduate contract before.

Additional Information

Job closing date: 21.07.2026 at 23:59 CEST.

Contract duration: 24 months, with a possible extension up to 36 months maximum.

Working hours: 40 hours per week

Job flexibility: Fully Onsite

Target start date: 01-October-2026

Job reference: OSI-ICS-2026-125-GRAP

Field of work: Support Services (Finance, HR, Legal, Procurement)

Benchmark job: 5B0110 - Business Process Support Officer

Global Benefits

A monthly stipend between 6372-7004 Swiss Francs per month (tax free) depending on your degree.
30 days of paid leave per year plus 2 weeks annual closure.
Coverage by CERN’s comprehensive health insurance scheme (for yourself, your spouse and children), and membership of the CERN Pension Fund.
Family, child and infant monthly allowances depending on your individual circumstances.
A relocation package (installation grant and travel expenses) depending on your individual circumstances.
Possibility to extend your contract up to 36 months.
On-the-job and formal training including language classes.

Overview of CERN - Discover a world where the impossible is made possible!

At CERN, the European Organization for Nuclear Research, we are pushing the frontiers of science and technology. Our groundbreaking work brings together not only physicists but also a diverse range of professionals from engineering, technical, scientific, and administrative fields. Together, we foster an environment where innovation and collaboration thrive.

Every day, we face exciting new challenges and opportunities to contribute to cutting-edge research that shapes our understanding of the universe. We meet these challenges through the diverse perspectives within our teams, ensuring every contribution is valued and driving our shared sense of inclusion and purpose. Diversity is a core value of CERN since its foundation, and it remains central to our mission and continued success.

If you are ready to be part of a dynamic, inclusive community pushing the boundaries of knowledge, CERN is the place where your curiosity and skills can thrive. Be part of our mission to uncover what lies at the heart of the universe! TAKE PART!

More information about us, here: careers.cern

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Sustainability Reporting & Communications Project Officer (OSI-ICS-2026-125-GRAP)