CERN MME Machining Workshop
Precision manufacturing for frontier physics
Our Mission
Delivering Critical Components for CERN’s Accelerator Complex and Experiments
From precision machining to mechanical assembly, we deliver critical parts and proof-of-concept components for CERN’s accelerator complex and experiments. Our machine tool maintenance team ensures the readiness of CERN machine park to meet new challenges every day.
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Multi-technology Know-how for complex engineering challenges.

Building on more than 70 years of expertise, we support accelerator upgrade programs, maintain essential components in perfect condition, and respond to urgent needs. Each project is delivered with the precision, reliability and attention to detail required to keep world-class science moving forward.
Our team of engineers and technicians handle precise mechanical assembly of systems designed for extreme environments — ultra-high vacuum, cryogenics, radiation. Our in-house team installs, services, and maintains CNC systems and manufacturing machinery to ensure continuous, reliable workshop performance.
Our Competencies
Precision across materials, dimensions, and environments.
Our Activities
Enabling discovery through precision manufacturing.
Explore our applications and how we meet the demanding requirements of accelerator physics and enable machines to withstand extreme conditions. Find out more about our scientific work in detail too.
Who We Work With
United by Purpose. Aligned in Precision
The machining and maintenance unit provides services to the whole CERN community. This commitment ensures expert support is available for the equipment that drives research and production.
Work With Us
Imagine working in a place like nowhere else on Earth. CERN. Take Part!
CERN offers a wide range of career possibilities for students, graduates and experienced professionals. From apprenticeships to PhDs (and beyond). Whatever your background, field of interest or diploma level, CERN could be the place for you.
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Keen to learn more about our activities?
Find out what the MME Machining Workshop can do for you.