Safety Engineer - European Organization for Nuclear Research (Geneva)

About this position

The summary below is published by European Organization for Nuclear Research on the official vacancy notice. Our own analysis — salary realism, comparable openings, career trajectory, language profile — follows further down the page.

Key responsibilities

According to the vacancy notice, the role centres on the following duties:

• Support the CMS LEXGLIMOS, working closely with the CMS Technical Coordination team and contributing to implementing CERN's safety objectives within CMS
• Contribute to drafting and reviewing risk assessments and procedures for projects, works, areas and activities, and updating the associated Safety File, particularly in support of the LS3 CMS upgrade
• Help manage and assess the fire safety compliance of materials used in the CMS Phase II Upgrade Projects, including follow-up risk assessments for potentially non-compliant materials
• Perform incident analyses and follow up on the implementation of safety actions and safety measures to support continuous improvement
• Support emergency preparedness activities within CMS, including the coordination and organisation of planned evacuations

Are you eligible?

Check these requirements from the notice before investing time in an application:

• Education: Bachelor's or Master's degree in Safety or Industrial Engineering or a related field
• Experience: Maximum of two years of professional experience since graduation in Safety or Industrial Engineering or a related field; basic experience in engineering (safety, industrial, mechanical, or a related field); exposure to laboratory, workshop, or technical environments; initial experience in risk assessment, hazard identification, fire safety, and related safety measures through academic projects, i…
• Languages: English, French
• Key skills: Initial experience in occupational safety and risk management, including assessing workplace activities, identifying hazards, and analysing risks, Knowledge of safety-related projects in complex industrial or scientific facilities, Strong written and verbal communication skills, with the ability to collaborate effectively with multidisciplinary teams and stakeholders, Ability to draft safety documentation and deliver oral presentations in at least one of CERN's two official languages (English or French), Proactive, organised, and detail-oriented, with the ability to manage multiple tasks and work both independently and as part of a team, Strong analytical and problem-solving skills, with a keen interest in safety, engineering, and project delivery, Familiarity with data handling, reporting, and technical documentation, Experience working in multidisciplinary or team-based projects
• Eligibility: National of a CERN Member or Associate Member State; maximum of two years of professional experience since graduation in Safety or Industrial Engineering or a related field; highest educational qualification is either a Bachelor's or Master's degree; never had a CERN fellow or graduate contract before; applicants without University degree are not eligible; applicants with a PhD are not eligible;…

Contract and working arrangements

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

Working arrangements: Fully Onsite.

Hiring unit: CMS Experiment, Technical Coordination team, Safety Team.

Position details

Reference

EP-CMS-SSI-2026-224-GRAE

Last Verified

18 September 2026

Position overview

This is the official EU Careers listing for Safety Engineer at CERN based in Geneva (Other). The vacancy reference is EP-CMS-SSI-2026-224-GRAE. The role falls under the Engineering domain.

As part of the Technical Coordination team for the CMS Experiment at the Large Hadron Collider (LHC), you will join the Safety Team and familiarise yourself with CERN and CMS safety systems and alarms, hazard identification and risk assessment processes, as well as CMS infrastructure and computing tools.

Your responsibilities

- Support the CMS LEXGLIMOS (Large Experiment Group Leader in Matters of Safety), working closely with the CMS Technical Coordination team and contributing to implementing CERN's safety objectives within CMS and defining the associated priorities and timelines. - Contribute to drafting and reviewing risk assessments and procedures for projects, works, areas and activities, and to updating the associated Safety File, particularly in support of the LS3 CMS upgrade. - Help manage and assess the fire safety compliance of materials used in the CMS Phase II Upgrade Projects, including follow-up risk assessments for potentially non-compliant materials. - Perform incident analyses and follow up on the implementation of safety actions and safety measures to support continuous improvement. - Support emergency preparedness activities within CMS, including the coordination and organisation of planned evacuations.

Your profile

- Basic experience in engineering (safety, industrial, mechanical, or a related field). - Exposure to laboratory, workshop, or technical environments. - Initial experience (through academic projects, internships, or similar activities) in risk assessment, hazard identification, fire safety, and related safety measures. - Familiarity with data handling, reporting, and technical documentation. - Experience working in multidisciplinary or team-based projects.

Skills

- Initial experience in occupational safety and risk management, including assessing workplace activities, identifying hazards, and analysing risks. - Knowledge of safety-related projects in complex industrial or scientific facilities. - Strong written and verbal communication skills, with the ability to collaborate effectively with multidisciplinary teams and stakeholders. - Ability to draft safety documentation and deliver oral presentations in at least one of CERN's two official languages (English or French). - Proactive, organised, and detail-oriented, with the ability to manage multiple tasks and work both independently and as part of a team. - Strong analytical and problem-solving skills, with a keen interest in safety, engineering, and project delivery. - 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. - By the application deadline, you have a maximum of two years of professional experience since graduation in Safety or Industrial Engineering (or a related field) and your highest educational qualification is either a Bachelor's or Master's degree. - You have never had a CERN fellow or graduate contract before. - Applicants without University degree are not eligible. - Applicants with a PhD are not eligible.

Job closing date: 08.10.2026 at 23:59 CEST.

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

Job flexibility: Fully Onsite

Target start date: 01-January-2027

This position involves:

- Work in Radiation Areas. - Interventions in underground installations. - Residence in the immediate vicinity of the Organization's installations. - A valid driving licence. - Work during nights, Sundays and official holidays, when required by the needs of the Organization. - Exposure to electromagnetic fields under certain exposure conditions.

Given the occupational health risks associated with this position, the selected candidate must obtain medical clearance before a contract offer is confirmed.

Job reference: EP-CMS-SSI-2026-224-GRAE

Field of work: Health, Safety, Environment & Sustainability

Benchmark job: 200070 - Health, Safety and Environment Engineer

Global Benefits

- A monthly net stipend of either 5266 or 5793 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.

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

Application timeline

This vacancy was first listed on 17 September 2026, 3 days ago.

No closing date is published in the source feed for this position. EU vacancies typically remain open for four to eight weeks; check the official vacancy notice for the cut-off date and time.

Last verified against the EU Careers feed on 18 September 2026 (2 days ago).

Where to learn more

For headcount, mission, and other open vacancies at CERN see the CERN institution page; for the cost of living, correction coefficient, and other postings in Geneva see our Geneva location page; for related vacancies in the Engineering field browse our Engineering domain page.

New to EU careers? Our beginner's guide walks through entry routes, EPSO competitions, and what to prepare. For application logistics see application tips and EPSO competitions.