Software Developer - Beam Optics (BE-ABP-LNO-2026-132-GRAP)

CERN - The European Research Center of Particle Physics; Meyrin; Hybrid; CHF 71.000 - 78.000; Vollzeit

Benefits dieser Stelle

30 days paid leave

Health insurance

CERN Pension Fund

Relocation package

Language courses

On-the-job training

Zusammenfassung

CERN - The European Research Center of Particle Physics is seeking a highly capable software engineer to join the LNO section of the ABP group. The role focuses on developing software and analysis tools for precise beam-optics measurements and corrections, supporting HL-LHC commissioning and operation—hybrid work, 40 hours a week.

The candidate will extend the OMC framework, explore automation for workflows, and contribute to GUI development used in the CERN Control Centre.

Qualifikationen

• Background in programming and software design, with experience in Python.
• Familiarity with version control systems and collaborative workflows (Github).
• Experience of GUI development.
• Knowledge of particle accelerator physics and operation would be an advantage.

Aufgaben

• Maintain and extend the core OMC framework and toolset used during LHC commissioning and operation.
• Explore software solutions to improve the efficiency and capability of optics measurement and corrections in the LHC.
• Update accelerator model creation and correction algorithms to utilise new simulation tools.
• Explore the viability of automation for key measurement and analysis workflows, implementing solutions where possible.
• Develop new GUIs and analysis tools to be used in the CERN Control Centre during optics commissioning.
• Participate in, and contribute to the analysis of, optics measurements in the CERN accelerators.

Kenntnisse

Python

GUI development

Version control

Accelerator physics

Teamwork

English/French

Ausbildung

Master's degree with 2 to 6 years

PhD with up to 3 years

Jobbeschreibung

• Employment Type: Full-time


• Compensation: CHF 6372 - CHF 7004 - monthly

Join the Linear and Non-Linear Optics (LNO) Section within CERN's Accelerator and Beam Physics (ABP) Group and help shape the future of the High-Luminosity Large Hadron Collider (HL-LHC). As part of the Optics Measurement and Correction (OMC) team, you will develop advanced software and analysis tools that enable precise beam-optics measurements and corrections, as well as improve commissioning procedures.

Your work will play a key role in ensuring the safe, reliable, and high-performance operation of the HL-LHC, contributing directly to the successful delivery of its novel physics programme.

Your responsibilities

• Maintain and extend the core OMC framework and toolset used during LHC commissioning and operation.


• Explore software solutions to improve the efficiency and capability of optics measurement and corrections in the LHC.


• Update accelerator model creation and correction algorithms to utilise new simulation tools.


• Explore the viability of automation for key measurement and analysis workflows, implementing solutions where possible.


• Develop new GUIs and analysis tools to be used in the CERN Control Centre during optics commissioning.


• Participate in, and contribute to the analysis of, optics measurements in the CERN accelerators.

Your profile

• Background in programming and software design, with experience in Python.


• Familiarity with version control systems and collaborative workflows (Github).


• Experience of GUI development.


• Knowledge of particle accelerator physics and operation would be an advantage.

Skills

• Software development. in Python.


• GUI development


• Ability to test, diagnose and optimise existing software.


• Structured approach towards work, good prioritisation skills to deliver results on required time-lines.


• Ability and willingness to share knowledge and participate in knowledge transfer activities.


• Strong teamwork and communication skills.


• Interest in developing and maintaining software solutions for applied physics, particularly the field of accelerator physics.


• Spoken and written English or French, with a commitment to learn the other language.

Eligibility criteria:

• You are a national of a CERN Member or Associate Member State.


• You have a professional background in Physics, Software Engineering (or a related field) and have either:
  
  
  
  • a Master's degree with 2 to 6 years of post-graduation professional experience;
  
  
  • or a PhD with no more than 3 years of post-graduation professional experience.
  
  
  
  


• You have never had a CERN fellow or graduate contract before.

Additional Information

Job closing date: 30.09.2026 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: Hybrid

Target start date: 01-January-2027

This position involves:

• Work during nights, Sundays and official holidays, when required by the needs of the Organization.

Job reference: BE-ABP-LNO-2026-132-GRAP

Field of work: Applied Physics

Benchmark job: 200140 - Applied Physicist

Global Benefits

• A monthly stipend between 6372-7004 Swiss Francs per month (tax free) 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.

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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.

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