Mechanical Designer; EN-MME-EDSLD

Introduction

Join a multidisciplinary project team designing, fabricating and testing a new generation of components for the High‑Luminosity Large Hadron Collider (HL‑LHC).

Be in charge of the design of the new HL‑LHC cryogenic distribution lines (QXL) relying on computer‑aided design (CAD).

Structural and thermomechanical studies, design of pressure equipment, cryogenics, ultra‑high vacuum technology, sustainable design and manufacturing safety reliability product lifecycle management are just a few of the keywords related to this position.

Find out more here.

• Technical management of design office jobs closely collaborating with a team of mechanical engineers, designers, and draftsmen in particular for the Cryogenic Distribution Lines for the HL‑LHC project.
• Analysis of design requirements based on functional specifications or other relevant information.
• Execution of design studies of mechanical assemblies, components, tooling, equipment integration and layout.
• Creation of detailed 3D models and technical drawings (including specification detail, manufacturing, assembly, installation, as‑built and verification drawings) in consultation with CERN manufacturing and materials experts and in compliance with relevant design and drafting standards.
• Preparation of the project documentation according to the Design Office quality assurance procedures.
• Follow‑up in close interaction with other teams and services of the manufacturing, assembling and installation of mechanical components.
• Preparation of presentations, technical reports, engineering specifications and calculation notes.

Bachelor's degree or equivalent relevant experience in the field of Mechanical Engineering or a related field.

• Proven experience as a designer in a mechanical design office performing mechanical dimensioning and using standard mechanical analysis tools (both analytical and numerical).
• Proven experience with computer‑aided design.
• Experience in the production of technical drawings of mechanical components and systems ideally according to ISO Geometrical Product Specifications (GPS) standards for drawing dimensioning and tolerancing.
• Experience with the CATIA computer‑aided‑design software suite would be an asset.

• Design and construction of machines: ability to analyse and solve mechanical engineering problems using strength of materials and material selection principles.
• Design and analysis of mechanical structures: basic knowledge of numerical and analytical calculation methods.
• Production of 2D drawings and 3D models: in compliance with relevant standards for drawing dimensioning and tolerancing in particular ISO Geometrical Product Specifications (GPS).
• Assembly of mechanical structures and equipment: knowledge of manufacturing methods and processes such as machining, forming, joining (e.g. welding, brazing).
• Configuration and use of information management systems: ability to effectively use CAD and Product Lifecycle Management (PLM) tools.

• Managing Self: working well autonomously; taking on activities and tasks without prompting.
• Building Relationships: showing courtesy and consideration in dealings with others.
• Working in Teams: cooperating constructively with others in the pursuit of team goals; balancing personal goals with team goals.
• Solving Problems: identifying, defining and assessing problems; taking action to address them.
• Demonstrating Flexibility: adapting quickly and resourcefully to shifting priorities and requirements.

Spoken and written English with a commitment to learn French.

Diversity has been an integral part of CERN’s mission since its foundation and is an established value of the Organisation. Employing a diverse workforce is central to our success. We welcome applications from all Member States and Associate Member States.

This vacancy will be filled as soon as possible and applications should normally reach us no later than 09.12.2025 at 23:59 CET.

Number of positions available: 2

Contract type:
Limited duration contract (5 years & 3 years). Subject to certain conditions holders of limited‑duration contracts may apply for an indefinite position.

Working Hours:

40 hours per week

Job Flexibility:
Fully Onsite

This position involves:

• Work in Radiation Areas.
• A valid driving licence.
• Work during nights, Sundays and official holidays when required by the needs of the Organisation.
• Shift work when required by the needs of the Organisation.

Job grade: 4-5

Job reference: EN-MME-EDSLD

Field of work:
Mechanical Engineering

Benchmark

Job Title:

Mechanical Technical Engineer

Remote Work:
No

Employment Type:

Contract

Mechanical Design, GD&T, CAD, Mechanical Knowledge, Creo, Solid Works, Drafting, Mechanical Engineering, Autocad, HVAC Design, Catia, Autodesk Inventor