Job Description

As the Mechanical Design Engineer, you will coordinate transport and handling aspects of the CNGS dismantling and Isolde Beam Dump projects. You will also participate in the development of both projects and oversee the design of any installation tooling and machines, as well as following up the dismantling and installation phase with the technicians on the field.
Your responsibilities

• 3D modelling of environment and operations in Catia.
• Definition and design of handling tools, follow up of construction and delivery.
• Follow up of the project: planning, resources, implementation of the proposed tooling and methods with the handling teams.

More information .
Your profile

• Experience with 3D CAD software (CATIA, SolidWorks, Inventor, or equivalent).
• Experience with mechanical calculations with Ansys (or other Finite Elements Methods)..

Skills

• Deep understanding of the strain/stress propagation in metallic structures.
• Ability to prepare mechanical calculation notes with formulas to be submitted to safety stakeholders.
• Spoken and written English or French, with a commitment to learn the other language.

Eligibility criteria:

• You are a national of a

. * By the application deadline, 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 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.

Additional Information
Job closing date: 01.03.2026 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
This position involves:

• Work in Radiation Areas.
• Interventions in underground installations.
• A valid driving licence.
• Work during nights, Sundays and official holidays, when required by the needs of the Organisation.
• Exposure to ionising radiation and classified as category A.
• Exposure to risk of falling from heights during scaffolding assembly and dismantling operations.

Given the occupational health risks associated with this position, the selected candidate must obtain medical clearance before a contract offer is confirmed.
Job reference: EN-HE-PO-2026-40-GRAE
Field of work: Mechanical Engineering
Benchmark job: 200090 - Mechanical Engineer
Global Benefits

• A monthly stipend between 5266-5793 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.

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