Mechanical Safety Engineer; HSE-OHS-PEGRAE

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CERNs Process Engineering and General Safety Services section of the Occupational Health and Safety and Environmental Protection (HSE) Unit is looking for a Mechanical Safety Engineer to join the team and collaborate with a multidisciplinary and diverse team of engineers physicists and technicians.

• Provide support in terms of mechanical safety regarding pressure equipment and lifting equipment to CERN technical departments.
• Check conformity of engineering and tendering specifications and fabricated equipment with standard safety requirements.
• Support verify and validate mechanical design calculations prepared by different CERN technical departments (this activity can relate to highly specialised equipment not fully covered by common standards).
• Contribute to the Project and Experiment Safety Support activity for the follow-up of CERN projects internally coordinating different safety specialists in defining exhaustive safety requirements for experimental facilities installations and equipment.
• Provide support in safety risk assessment and risk control equipment integrity audits and technical reviews.

More information here.

• Experience / strong knowledge in the field of Mechanical Engineering equipment design / fabrication and / or integrity management.
• Experience / strong knowledge of design and construction codes for mechanical systems (pressure equipment and lifting equipment).
• Experience / strong knowledge of manufacturing and non-destructive testing methods of mechanical systems and assemblies.

• Analytical mindset to analyse discuss and comment mechanical designs;
• Capability to work in an international and multi-disciplinary team.

• Knowledge in structural strength assessment methods for mechanical structures (analytical calculations Finite Element Analysis);
• Experience / knowledge in risk assessment methodologies (e.g. FMEA ETA FTA HAZOP etc.);
• Experience / knowledge in drafting and editing safety-related reports assessments and specifications to present to decision makers and / or to the authorities;
• Spoken and written English with a commitment to learn French.

• You are a national of a CERN Member or Associate Member State.
• By the Final date to receive applications you have a maximum of two years of professional experience since graduation in Mechanical Engineering (or a related field) and your highest educational qualification is either a Bachelors or Masters 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.

Additional Information :

Job closing date : 05.01.2026 at 23 : 59 CET.

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-May-2026

• Work in Radiation Areas.
• Interventions in underground installations.
• A valid driving licence.

Job reference : HSE-OHS-PEGRAE

Field of work : Mechanical Engineering

Benchmark job : 200070 - Health Safety and Environment Engineer

• A monthly stipend between  Swiss Francs per month (tax free) depending on your degree.
• 30 days of paid leave per year plus 2 weeks annual closure.
• Coverage by CERNs 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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