Mechanical Technician - 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:

• Supporting the procurement of FRAS mechanical and electromechanical components, including quality assurance and acceptance activities
• Assembling and testing FRAS components, initially in the workshop and subsequently in the LHC tunnel
• Preparing assembly, installation and validation documentation, including reports and procedure updates
• Taking part in the commissioning of the mechanical and electromechanical equipment, from individual components through to the complete FRAS installation

Are you eligible?

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

• Education: General secondary education diploma
• Experience: Maximum of two years of professional experience since graduation in Mechanics, Electro-Mechanics, Production or a related field. Experience in mechanics, electromechanical systems or mechatronics. Experience in the assembly, testing and commissioning of mechanical and/or electromechanical systems.
• Languages: English (spoken…), French (spoken…)
• Key skills: Practical technical skills in mechanics, mechatronics or a related field, Analytical and problem-solving skills, Ability to work independently and as part of a multidisciplinary team
• Eligibility: National of a CERN Member or Associate Member State. Maximum of two years of professional experience since graduation. Never had a CERN fellow or graduate contract before. Applicants with a Bachelor's, Master's or PhD degree are not eligible. Valid driving licence required. Work in Radiation Areas and interventions in underground installations.

Contract and working arrangements

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

Working arrangements: Fully Onsite.

Hiring unit: Geodetic Metrology Group, High Precision Alignment Technologies Section.

Position details

Reference

BE-GM-HPA-2026-243-GRAE

Last Verified

30 October 2026

Position overview

This is the official EU Careers listing for Mechanical Technician at CERN based in Geneva (Other). The vacancy reference is BE-GM-HPA-2026-243-GRAE. The role falls under the Research domain.

Join CERN's Geodetic Metrology Group and contribute to the metrology and alignment of components used in particle physics experiments. Your main focus will be the Full Remote Alignment System (FRAS), which uses a network of high-precision sensors and electromechanical actuators to monitor and remotely adjust accelerator components with micrometric precision.

As a Mechanical Technician in the High Precision Alignment Technologies Section, you will contribute to the procurement, assembly, testing, installation and commissioning of FRAS mechanical and electromechanical components.

Your responsibilities:

- Supporting the procurement of FRAS mechanical and electromechanical components, including quality assurance and acceptance activities. - Assembling and testing FRAS components, initially in the workshop and subsequently in the LHC tunnel. - Preparing assembly, installation and validation documentation, including reports and procedure updates. - Taking part in the commissioning of the mechanical and electromechanical equipment, from individual components through to the complete FRAS installation.

More information here.

Your profile:

- Experience in mechanics, electromechanical systems or mechatronics. - Experience in the assembly, testing and commissioning of mechanical and/or electromechanical systems. - Experience in writing technical documentation would be an advantage.

Skills:

- Practical technical skills in mechanics, mechatronics or a related field. - Analytical and problem-solving skills. - Ability to work independently and as part of a multidisciplinary team. - Spoken and written English or French, with a commitment to learn the basics of 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 Mechanics, Electro-Mechanics, Production (or a related field) and your highest educational qualification is a general secondary education diploma. - You have never had a CERN fellow or graduate contract before. - Applicants with a Bachelor's, Master's or PhD degree are not eligible.

Job closing date: 05.11.2026 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-February-2027

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 Organization.

Job reference: BE-GM-HPA-2026-243-GRAE

Field of work: Mechanical Engineering

Benchmark job: 300090 - Mechanical Technician

Global Benefits

- 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.

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 8 October 2026, 22 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 30 October 2026.

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 Research field browse our Research 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.