You will join the LHCb Technical Coordination section of the LHCb group. You will be part of the LHCb design office, contributing to the CAD modelling of the LHCb detector and helping to develop LHCb digital mock-up and digital twin methodologies that will support installation planning, maintenance, and operation for the next milestones of the experiment.
Your responsibilities
- Contribute to the conceptual design and development of mechanical systems.
- Collaborate with physicists, engineers, and technicians to translate conceptual requirements into practical engineering solutions.
- Produce engineering documentation, technical specifications, 3D models, and manufacturing drawings.
- Support the manufacturing, assembly, testing, and installation of equipment.
More information here.
Your profile
- Initial experience in designing mechanical components and assemblies using 3D CAD software.
- Knowledge of CATIA V5, PDM/PLM environments, or structured engineering data management; familiarity with these tools is considered an advantage.
- Exposure to the machining of parts, assembly, and testing of mechanical systems is considered an advantage.
- Familiarity with 3D scanning, reverse engineering, or digital twin concepts is considered an advantage.
Skills
Mandatory:
- Ability to work effectively in an international, multidisciplinary team with physicists, engineers, and technicians.
- 3D CAD modelling and 2D drafting skills, preferably using CATIA V5 (or an equivalent CAD system, with a willingness to learn CATIA).
- Good knowledge of mechanical drawing standards, dimensioning and tolerancing (ISO GPS), materials, and manufacturing processes.
Optional:
- Basic programming skills, ideally in JavaScript and/or Python.
- Interest in or experience with 3D web visualisation technologies (e.g. Three.js, WebGL, and the glTF format).
Language skills:
- 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 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.
Job closing date: 19.10.2026 at 23:59 CEST.
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-January-2027
This position involves:
- Work in Radiation Areas.
- Interventions in underground installations.
- Radiation worker, category A.
- Exposure to electromagnetic fields under certain conditions.
Given the occupational health risks associated with this position, the selected candidate must obtain medical clearance before a contract offer is confirmed.
Job reference: EP-LCB-TC-2026-233-GRAE
Field of work: Mechanical Engineering
Benchmark job: 301190 - Mechanical Technical Engineer
Global Benefits
- A monthly net stipend of either 5266 or 5793 Swiss Francs per month 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.
Overview of CERN - Discover a world where the impossible is made possible!
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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
Skills Required
- Maximum of two years of professional experience since graduation in Mechanical Engineering or a related field
- Bachelor's or Master's degree; applicants with a PhD are not eligible
- Nationality of a CERN Member or Associate Member State
- No previous CERN fellow or graduate contract
- 3D CAD modelling and 2D drafting skills, preferably with CATIA V5 or equivalent
- Knowledge of mechanical drawing standards, dimensioning and tolerancing, materials, and manufacturing processes
- Ability to work effectively in an international, multidisciplinary team
- Spoken and written English or French, with commitment to learn the other language
- Initial experience designing mechanical components and assemblies using 3D CAD software
- Knowledge of CATIA V5, PDM/PLM environments, or structured engineering data management
- Exposure to machining, assembly, and testing of mechanical systems
- Familiarity with 3D scanning, reverse engineering, or digital twin concepts
- Basic programming skills in JavaScript and/or Python
- Interest in or experience with Three.js, WebGL, or glTF
- Ability to obtain required medical clearance
CERN Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about CERN and has not been reviewed or approved by CERN.
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Healthcare Strength — Health insurance is comprehensive, covering medical consultations, hospitalisation, surgery, accident care, maternity, and certain disability or dependency risks for eligible personnel and families. Coverage is provided through CERN’s dedicated health-insurance scheme.
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Retirement Support — A defined-benefit pension delivers retirement, disability, and survivors’ benefits based on remuneration and years of service. This structure offers predictable long‑term security for eligible staff.
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Leave & Time Off Breadth — Paid leave totals about six weeks per year and is supplemented by a two‑week year‑end closure. Family‑related leave and flexible scheduling are also available where eligibility criteria are met.
CERN Insights
What We Do
CERN is an international laboratory for particle physics research, providing unique particle accelerator facilities to uncover what the universe is made of and how it works.
