Mechanical Technician

Switzerland flag Geneva, Switzerland TE-VSC-IVO-2025-192-GRAE Ideal start date: 01/04/2026
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Before 10/02/2026 at 23:59 (Geneva Time)

What you'll do

As a Mechanical Technician in the Super Proton Synchrotron (SPS) Vacuum Team, you will play an important role in ensuring the quality, installation, and operation of vacuum components in CERN’s accelerator complex.


Your responsibilities

  • Carrying out the mechanical assembly of vacuum components and sub-assemblies, including leak detection and quality control prior to installation.
  • Taking part in the installation of vacuum components in the SPS tunnel, including pumpdown, leak detection, and commissioning activities.
  • Supporting the organisation of logistics and procurement for vacuum chambers and related equipment.
  • Documenting acceptance tests and interventions to ensure accurate traceability and reporting.

Still here? Let's make a quick check about

Your profile

  • Knowledge of mechanical assembly and design principles.
  • Practical experience in the maintenance of mechanical equipment.
  • Previous knowledge of vacuum technology (e.g. leak detection, pressure measurement) is desirable.
  • Your studies focused on Mechanical or Electromechanical Technology (or a related field).

Your skills

  • Ability to read and interpret mechanical drawings.
  • Basic computer skills for documenting and reporting.
  • Good communication skills and ability to work effectively in a team.
  • Spoken and written English or French, with a commitment to learn the basics of the other language.
Ideal start date: 01/04/2026
Contract duration: 24 month contract
Job flexibility: Fully Onsite

Medical hazard

  • 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.

Employment conditions

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

Global Benefits at CERN

  • A monthly stipend of 4687 Swiss Francs per month (tax free).
  • 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.

Let's get you ready

Be sure to meet the eligibility criteria

  • You are a national of a CERN Member State or Associate Member State.
  • By the application deadline, you have a maximum of 2 years of professional experience since graduation in a technical or administrative field and your highest educational qualification is a general secondary education diploma or a shorter non-university degree. You can’t hold a bachelor’s degree, master’s degree or PhD.
  • 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.

You will need these documents to complete your application

  • Your CV (English or French)
  • Any document you consider relevant to your application
  • A copy of your most relevant diploma or a certificate of achievement from your school (if you don't yet have your paper diploma)

Your CERNDepartment

The TE department specializes in maintaining world-class expertise in accelerator technologies, supporting R&D, and managing technical facilities to advance CERN's technological capabilities.

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!


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