Particle Accelerator Engineer

Rejoignez myScience en tant que Particle Accelerator Engineer a Geneva.

Ingénieur en accélérateur de particules au CERN, Genève. Rejoignez une équipe innovante et dynamique.

Tâches

• Opérer et coordonner le LINAC3 pour une livraison de faisceau optimale.
• Surveiller la qualité des faisceaux et analyser les données opérationnelles.
• Collaborer avec des experts pour résoudre les problèmes d'exploitation.

Compétences

• Formation solide en physique des accélérateurs et expérience pratique.
• Compétences en optimisation des performances d'accélérateur.
• Maîtrise des outils de diagnostic et de programmation scientifique.

Particle Accelerator Engineer

CERN

Workplace

Geneva

• Lake Geneva region - Switzerland

Category

Physics | Innovation

Position

Engineer / Technician

Published

18 May 2026

Closing Date

15 June 2026

Geneva, Switzerland BE-OP-PSB-2026-106-LD Ideal start date: 01/01/2027

Before 15/06/2026 at 23:59 (Geneva Time)

What you’ll do

You will play a key role in operating LINAC3, CERN’s ion linear accelerator, helping ensure reliable and efficient beam delivery across the injector chain. You will oversee the safe operation and performance of ion beams supplied to downstream machines, supporting daily operations, commissioning and machine development.

Working closely with operators, equipment experts and machine coordinators, you will contribute to optimising beam quality, availability and operational efficiency, while advancing automation and operational tools.

The Operations Group manages the full CERN accelerator complex and its technical infrastructure, including the LHC, delivering proton and heavy ion beams for a diverse experimental program. You will contribute directly to preparing beams for CERN’s physics research.

Your responsibilities

• Contribute to and coordinate the daily operation of the LINAC3 ion accelerator, ensuring safe, reliable and timely beam delivery to downstream accelerators.
• Prepare, coordinate, and follow up the machine restart, beam commissioning, development and technical interventions.
• Coordinate closely with operators, engineers and equipment specialists to diagnose and resolve operational issues.
• Monitor beam quality and machine performance, analyse operational data and take corrective actions when needed.Use, maintain, and evolve standard operational tools, diagnostics and monitoring applications required for routine operation, troubleshooting and performance follow-up.

Still here?

Let’s make a quick check about

Your profile

• Solid background in accelerator or beam physics, with a good understanding of charged particle beams and accelerator components.
• Hands-on experience with the operation, commissioning or performance optimisation of a complex scientific or industrial facility.
• Ability to analyse operational data, identify performance limitations and propose practical solutions.
• Experience working with and development of operational software, control system and data analysis tools (e.g. Python, Java and scientific programming languages).

Your skills

• Operation of accelerators.
• Analysis and optimization of accelerator performance.
• Knowledge and application of accelerator physics theory.
• Design and implementation of safety interlock systems.

Ideal start date:

01/01/2027

Contract duration (in months):

60

Grade range:

6

Benchmark job:

200140 - Applied Physicist

Job flexibility:

Hybrid

Team supervision

Employment conditions

• A valid driving licence.
• Work in Radiation Areas.
• Interventions in underground installations.
• Participation in a regular stand-by duty, including nights, Sundays and official holidays.

Global Benefits

at CERN

• A minimum net entry-salary of 9236 Swiss Francs per month, increasing in line with your years of relevant experience.
• 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, removal, travel expenses) depending on your individual circumstances.
• Possibility to extend your contract up to 8 years + eligibility for indefinite contract tenure.

Let’s get you

ready

Be sure to meet the eligibility criteria

• You are a national of a CERN Member State or Associate Member State . Currently, we cannot consider applications from Pakistani and Lithuanian nationals for positions with a 2026 start date, as the ceiling defined under Article II.5 of the Associate Membership Agreement has been reached.
• You have relevant qualifications and professional experience.
• If you have previously held a Staff contract at CERN, you will not be eligible for these positions.
• Please pay attention to the additional criteria and requirements for this specific position and mentioned above.

You will need these documents to complete your application

• Your CV (English or French)
• Any document you consider relevant to your application

Your CERN

Department

The BE department is at the heart of CERN’s accelerator complex.

Its mission is to lead the development, construction, and operation of advanced particle accelerators, and to provide cutting-edge technology solutions that enable new discoveries in fundamental physics. Committed to promoting a culture of excellence, creativity and collaboration, individuals from diverse backgrounds contribute to the advancement of science and technology, as well as engaging in scientific education, outreach, and broader knowledge and technology transfer initiatives.

of CERN

Discover a world where the impossible is made possible!

At CERN, the European Organization for Nuclear Research, we are pushing the frontiers of science and technology. Our groundbreaking work brings together not only physicists but also a diverse range of professionals from engineering, technical, scientific, and administrative fields. Together, we foster an environment where innovation and collaboration thrive.

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!

Ready

To apply?

Be prepared with our resources and tips

• Our Hiring Process
• Life at CERN
• Tips for your Application
• Working at CERN
• What happens after you apply?
• More about CERN

All good?

Allow 15 minutes to complete your online application

Still have a doubt ?

Here are the most frequently asked questions

• What should I expect during my first week at CERN?

Your onboarding at CERN includes a comprehensive induction programme, which starts with an official welcome session at the beginning of each month. In addition, you will receive important information both before and after your arrival to ensure a smooth transition into your new role. This process is designed to help you get acquainted with CERN’s environment, your team, and the tools and systems you’ll be using.

• How big would the team be?

The size of the team you’ll be working with at CERN depends on the specific role and department. Some teams are small and highly specialized, while others are larger and more interdisciplinary. During the interview process, you’ll have the opportunity to learn more about the team structure for the position you are applying for.

• What is the working language at CERN?

The working languages at CERN are English and French. However, it is not always mandatory to speak both languages to work at CERN. We offer language training to help you acquiring the other language.

• What support does CERN provide for relocation?

CERN does not offer direct assistance with relocation. However, depending on your role and specific criteria, you may be eligible for certain benefits such as an installation allowance and coverage of travel expenses to join CERN. These benefits are designed to help ease the transition when relocating to the Geneva area. For more information, please consult the "Salary, Benefits and Support" page.

• Do I need a visa to work at CERN?

Whether you need a visa to work at CERN depends on your nationality and the duration of your stay. CERN assists with the necessary visa and work permit processes for its employees and visitors. The specific requirements will be communicated to you during the recruitment process.

• What would my salary be?

Salaries at CERN are determined by a structured scale. Salaries are based on your role, qualifications, and experience, and are not subject to negotiation. Specific details will be provided as your application progresses. For more information, please refer to the dedicated page.

More information

In your application, please refer to

myScience.ch

and reference

JobID69840

.

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