Radiation Protection Physicist for LS3

Big Science Sweden; Genf; Hybrid; CHF 54,738 - 78,198; Full time

Job summary

Big Science Sweden is hiring a Radiation Protection Physicist to join the Occupational Health & Safety and Environmental Protection Unit. You will be involved in the radiation protection assessments during the upgrades of the Large Hadron Collider (LHC) during Long Shutdown 3 from 2026 to 2029.

The ideal candidate holds a Master’s degree or PhD with relevant professional experience. This role emphasizes ensuring personnel and environmental safety through rigorous assessment.

Qualifications

• Master’s degree with 2 to 6 years of professional experience or PhD with a maximum of 3 years.
• No previous CERN fellow or graduate contract.
• Eligibility criteria to be met.

Responsibilities

• Work on radiation protection aspects for the operation and upgrades of the LHC.
• Conduct radiation protection assessments during Long Shutdown 3 (2026-2029).

Education

Master’s degree

PhD

Job description

As Radiation Protection Physicist you will be part of the Occupational Health & Safety and Environmental Protection (HSE ) Unit, namely the Accelerators & Sites (AS) section of the HSE Radiation Protection (RP) Group. You will join a dynamic team, working on the radiation protection aspects of the operation, and the upgrades of the Large Hadron Collider (LHC ), during the so-called Long Shutdown 3 (LS3).

During LS3 (2026-2029), several parts of the accelerator complex need to be upgraded to withstand with future high-luminosity operation. Radiation Protection assessments are essential to guarantee the protection of the personnel and the environment, as well as to meet the ALARA (As Low As Reasonably Achievable) criteria.

Be sure to meet the eligibility criteria

• By the application deadline, you have a master’s degree with 2 to 6 years of professional experience since graduation or a PhD with a maximum of 3 years of professional experience since graduation. You are not eligible with only a bachelor’s degree.
• You have never had a CERN fellow or graduate contract before.
• Please pay attention to the additional criteria and requirements for this specific position and mentioned above.