Mechanical Technician

Job Posting Organization:
CERN, the European Organization for Nuclear Research, was established in 1954 and is one of the world's largest and most respected centers for scientific research. With a mission to explore the fundamental structure of the universe, CERN employs a diverse workforce of over 2,500 staff members and collaborates with thousands of scientists from around the globe. The organization operates in multiple countries and is known for its cutting-edge research in particle physics, utilizing the world's largest and most complex scientific instruments to study fundamental particles and their interactions.

Job Overview:
The Mechanical Technician position at CERN involves working as part of an international team focused on the upgrade of the ECAL sub-detector of the LHCb experiment. The role encompasses a variety of mechanical engineering tasks, including the assembly of modules made from lead or tungsten absorbers and polystyrene fibers. The technician will also participate in the dismantling and reassembly of the LHCb ECAL, which is a critical component of the experiment. Additionally, the position requires the design and machining of precision pieces and tooling, as well as providing mechanical support during test beam campaigns. This role is essential for ensuring the successful operation and upgrade of the detector, contributing to groundbreaking research in particle physics.

Duties and Responsibilities:
The duties and responsibilities of the Mechanical Technician include:

• Mechanical assembly of modules using lead or tungsten absorbers and polystyrene fibers.
• Participation in the dismantling and reassembly of the LHCb ECAL, ensuring that all components are handled with care and precision.
• Design and machining of precision pieces and tooling necessary for the assembly and operation of the ECAL.
• Providing mechanical support for test beam campaigns, which involves preparing and maintaining equipment for testing.
• Collaborating with other team members to ensure that all tasks are completed efficiently and to the highest standards.
• Adhering to safety protocols, especially when working in radiation areas and during interventions in underground installations.
• Maintaining a clean and organized workspace to facilitate effective teamwork and project execution.

Required Qualifications:
Candidates must possess experience with traditional and CNC machining techniques, as well as knowledge of CAD software, ideally CATIA. Additionally, applicants should have experience in the assembly of complex mechanical structures. Familiarity with gluing technologies, 3D printing, and quality control testing is also beneficial. A commitment to learning French is expected, as proficiency in spoken and written English is mandatory.

Educational Background:
The minimum educational requirement for this position is a general secondary education diploma. Candidates must also be nationals of a CERN Member or Associate Member State and should have a maximum of two years of professional experience in Mechanics or a related field since graduation. It is important to note that applicants with a Bachelor's, Master's, or PhD degree are not eligible for this position.

Experience:
The position requires candidates to have a maximum of two years of professional experience in the relevant field since graduation. This experience should ideally be in mechanical engineering or a closely related discipline, providing the necessary skills and knowledge to perform the duties outlined in the job description.

Languages:
Fluency in spoken and written English is mandatory for this position. Additionally, candidates are expected to have a commitment to learning French, which is considered a valuable asset for effective communication within the organization.

Additional Notes:
The contract duration for this position is 24 months, with the possibility of extension up to a maximum of 36 months. The working hours are set at 40 hours per week, and the position is fully onsite. The target start date for this role is April 1, 202

• Candidates should be aware that the position involves working in radiation areas, interventions in underground installations, and may require working during nights, Sundays, and official holidays as needed. A valid driving license is also required. Due to the occupational health risks associated with this position, selected candidates must obtain medical clearance before a contract offer is confirmed. The job reference for this position is EP-LBD-2025-274-GRAE, and it falls under the field of Mechanical Engineering.