Research Fellowship (Experimental Physics)

What you'll do

You will join one of CERN’s experimental physics groups, if selected for this Research Fellowship, to develop and lead your own research programme at the frontier of particle physics. You will work in a highly collaborative and international environment, analysing data, contributing to detector design, construction and/or operations, and engaging in the design, execution and interpretation of physics data analyses. You will also be part of CERN’s vibrant scientific community through seminars, workshops, training activities and collaborative projects.

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Your responsibilities

You conduct research in experimental physics within a CERN research group of your choice.
You contribute to CERN’s experimental physics programme using its large-scale scientific instruments.
You collaborate with physicists and engineers on studies of particle interactions and related research activities.
You develop and pursue your research interests within the framework of the Fellowship.

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Your profile

You hold a strong background in experimental particle physics or a closely related field.
You have research experience aligned with the scientific activities carried out at CERN’s experimental facilities.
You are motivated to join a research group and contribute to high-impact scientific work.
You are eager to develop and pursue your own research interests within the Fellowship framework.

Your skills

You have solid analytical and problem-solving skills in the context of experimental physics.
You are able to work collaboratively within large, international scientific teams.
You communicate effectively in a scientific environment, including presenting and discussing research results.
You can work independently while contributing to shared research objectives and collaborative projects.

Ideal start date: 01/02/2027

Contract duration (in months): Typically 24 months contract. A small number of outstanding candidates will be offered a 36 month fellowship.

Job flexibility: Fully Onsite

Global Benefits at CERN

A monthly net stipend between 7004-7425 Swiss Francs per month 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.

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Be sure to meet the eligibility criteria

You are a national of a CERN Member State or Associate Member State. Currently, we cannot consider applications from Pakistani and Lithuanian nationals for positions with a 2026 start date, as the ceiling defined under Article II.5 of the Associate Membership Agreement has been reached. A few exceptions are possible annually.
By the application deadline, you have a PhD (or will obtain it within six months), and no more than 6 years’ research experience after completion of your PhD degree.
You have never had a CERN fellow or graduate contract before.
Please note that CERN Staff members are note eligible to apply for a Fellowship.
Please pay attention to the additional criteria and requirements for this specific position and mentioned above.
This Vacancy Notice is for Experimental Physics. If instead your field is Applied Science and Engineering, orTheoretical Physics. please consult open positions within the programme available on the Research Fellowship Programme page.

You will need these documents to complete your application

Your CV (English or French)
A copy of your most relevant university diploma or a certificate of achievement from your university (if you don't yet have your paper diploma)
A one-page statement of research interests in English highlighting your plans for the research fellowship (maximum 4,000 characters).
Three recent letters of recommendation (not older than one year at the application deadline) outlining your academic and/or professional achievements, indicating the professional relationship from the referee to you. After submitting your application, you will receive a submission link to forward to your referees; letters must be uploaded confidentially before the closing date (uploading letters yourself is possible but discouraged).

Your CERNDepartment

The EP department conducts research in experimental particle physics in close collaboration with and supporting the wider scientific community working at CERN. This includes designing and operating experiments, developing and constructing detectors, acquiring and analysing physics data.

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.