Experimental Physicist

What you'll do

You will be part of the Experimental Physics (EP) Department, which carries out basic research. This Department aims at providing a stimulating scientific atmosphere and remains an important reference centre for the European physics community.

Your responsibilities

Contribute to particle physics experiment projects at CERN.
Participate in the design and development of experiments and detectors.
Support the operation and performance of detector systems.
Analyse experimental data and contribute to physics results.
Collaborate with international teams and document results.

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Your profile

You are towards the beginning of your career, but have already demonstrated some years of post-doctoral experience in experimental particle physics.
Experience in data analysis and online/offline software.
Demonstrated competence in detector hardware and experimental instrumentation.
PhD or equivalent relevant experience in the field of Physics or a related field.

Your skills

Knowledge and application of electromagnetic radiation propagation and interaction with matter.
Physics analysis and experimental particle physics.
Particle detectors and interaction of particles with matter.
Keeps up-to-date with developments in own field of expertise and readily absorbs new information.
Relates well to all people regardless of category/level within the Organisation.
Actively promotes safety and encourages others to do the same; respects safety rules and procedures.
Spoken and written English, with a commitment to learn French.

Ideal start date: 01/08/2026

Contract duration (in months): 60

Grade range: 6

Job flexibility: Hybrid

Employment conditions

Work during nights, Sundays and official holidays, when required by the needs of the Organisation.
Interventions in underground installations.
Work in Radiation Areas.

Global Benefits at CERN

A minimum entry-salary of 9236 Swiss Francs per month (tax free), increasing in line with your years of relevant experience.
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, removal, travel expenses) depending on your individual circumstances.
Possibility to extend your contract up to 8 years + eligibility for indefinite contract tenure.

Let's get you ready

Be sure to meet the eligibility criteria

You have relevant qualifications and professional experience.
If you have previously held a Staff contract at CERN, you will not be eligible for these positions.
Please pay attention to the additional criteria and requirements for this specific position and mentioned above.

You will need these documents to complete your application

Your CV (English or French)
A list of up to ten most-important publications indicating where you have been a principal contributor or co-author, indicating your contribution to each publication in a couple of lines.
A short (half-page) description of your research interests, indicating what part of the CERN scientific programme you are interested in joining.
Three recent letters of recommendation (less than one year old), to be uploaded separately by your reference letter writers. You will only receive a link to request your three reference letters confidentially once you have fully submitted your application. Please allocate sufficient time for your letter writers to upload their letters before the publication closing date.
Any document you consider relevant to your application

Your CERNDepartment

The EP department conducts research in experimental particle physics and serves as a key reference center for the European physics community, contributing to the education and training of young scientists.

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!

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Still have a doubt ? Here are the most frequently asked questions

What should I expect during my first week at CERN?

Your onboarding at CERN includes a comprehensive induction programme, which starts with an official welcome session at the beginning of each month. In addition, you will receive important information both before and after your arrival to ensure a smooth transition into your new role. This process is designed to help you get acquainted with CERN’s environment, your team, and the tools and systems you’ll be using.
How big would the team be?

The size of the team you'll be working with at CERN depends on the specific role and department. Some teams are small and highly specialized, while others are larger and more interdisciplinary. During the interview process, you'll have the opportunity to learn more about the team structure for the position you are applying for.
What is the working language at CERN?

The working languages at CERN are English and French. However, it is not always mandatory to speak both languages to work at CERN. We offer language training to help you acquiring the other language.
What support does CERN provide for relocation?

CERN does not offer direct assistance with relocation. However, depending on your role and specific criteria, you may be eligible for certain benefits such as an installation allowance and coverage of travel expenses to join CERN. These benefits are designed to help ease the transition when relocating to the Geneva area. For more information, please consult the “Salary, Benefits and Support“ page.
Do I need a visa to work at CERN?

Whether you need a visa to work at CERN depends on your nationality and the duration of your stay. CERN assists with the necessary visa and work permit processes for its employees and visitors. The specific requirements will be communicated to you during the recruitment process.
What would my salary be?

Salaries at CERN are determined by a structured scale. Salaries are based on your role, qualifications, and experience, and are not subject to negotiation. Specific details will be provided as your application progresses. For more information, please refer to the dedicated page.