Physicist / Engineer for Radiation Environments and Effects (SY-STI-BMP-2026-120-GRAP)

Responsibilities

• Characterising the radiation field at the CERN accelerators, experimental areas, and irradiation facilities.
• Analysing the data recorded in the CERN accelerator complex.
• Assessing the need for R2E mitigation measures to be implemented with the aim to improve the availability of CERN accelerators.
• Consolidating and improving the existing software tools for radiation level data processing and analysis.
• Analysing radiation effects characterisation and modelling aspects in electronic components, and the related implications on accelerator RHA guidelines, including both experimental and simulation activities.
• Your profile
• Experience in the field of radiation-matter interaction physics and radiation level measurements.
• Familiarity with radiation effects on electronics, including modelling and testing aspects.
• Experience with data analysis software tools for applied physics (e.g., Python, SQL).
• Experience with Monte Carlo codes would be an advantage.

Requirements

• Knowledge of Radiation measurement and monitoring techniques.
• Familiarity with Experimental data interpretation and validation methods.
• Basic Data processing and analysis skills (e.g. Python).
• Ability to write technical documentation and reports.
• Problem-solving mindset and ability to efficiently learn new tools.
• Excellent team-working attitude, with colleagues from different backgrounds and fields.
• Good communication skills, both written and oral.
• Spoken and written English, with a commitment to learn French.
• Eligibility criteria:
• You are a national of a CERN Member or Associate Member State .
• You have a professional background in Applied Physics, Electronics Engineering (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.
• Job closing date: 19.07.2026 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-September-2026
• This position involves:
• Work in Radiation Areas.
• Interventions in underground installations.
• Stand-by duty, when required by the needs of the Organization.
• Work during nights, Sundays and official holidays, when required by the needs of the Organization.
• Job reference: SY-STI-BMP-2026-120-GRAP
• Field of work: Applied Physics
• Benchmark job: 200140 - Applied Physicist
• 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!
• 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

Benefits

Additional Information

In the context of Radiation to Electronics (R2E) activities within CERN's Beam Matter Interaction Physics (BMP) section, you will work on studying radiation environments and their impact on accelerator systems. Within the Monitoring and Calculation Working Group, your work will focus on the analysis of radiation data with the aim of mitigating the exposure of electronic systems and improving the availability of the accelerators.

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