Mechanical Technician – High Precision Alignment Technologies

About the role

CERN's Geodetic Metrology Group is looking for a Mechanical Technician in the High Precision Alignment Technologies Section. You will support the procurement, assembly, testing, installation and commissioning of components for the Full Remote Alignment System (FRAS), which uses high-precision sensors and electromechanical actuators to monitor and adjust accelerator components with micrometric precision. The position is fully onsite in Geneva, with a target start date of 1 February 2027.

Key responsibilities

• Support the procurement of FRAS mechanical and electromechanical components, including quality assurance and acceptance activities.
• Assemble and test FRAS components, first in the workshop and then in the LHC tunnel.
• Prepare assembly, installation and validation documentation, including reports and procedure updates.
• Take part in commissioning the equipment, from individual components to the complete FRAS installation.

Required profile

• National of a CERN Member or Associate Member State.
• Maximum of two years of professional experience since graduation in Mechanics, Electro-Mechanics, Production or a related field.
• Highest qualification is a general secondary education diploma; applicants with a Bachelor's, Master's or PhD are not eligible.
• No previous CERN fellow or graduate contract.
• Eligible candidates must hold a valid driving licence and be able to work in radiation areas, in underground installations and on nights, Sundays and official holidays when required.

Required skills

• Experience in mechanics, electromechanical systems or mechatronics.
• Experience assembling, testing and commissioning mechanical and/or electromechanical systems.
• Technical documentation writing is an advantage.
• Practical technical skills, analytical and problem-solving abilities, and ability to work independently and in a multidisciplinary team.
• Spoken and written English or French, with a commitment to learn the basics of the other language.

What we offer

• Monthly stipend of 4,687 Swiss Francs (tax free).
• 30 days of paid leave per year plus 2 weeks annual closure.
• Health insurance coverage for yourself, your spouse and children, and membership of the CERN Pension Fund.
• Family, child and infant monthly allowances depending on circumstances.
• Relocation package (installation grant and travel expenses) depending on circumstances.
• Contract of 24 months, extendable up to 36 months, with on-the-job and formal training including language classes.