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Applied Physicist - Collimation Studies for HL-LHC (BE-ABP-NDC-2025-125-GRAP), Geneva
Client: CERN
Location: Geneva
Job Category: Other
Job Reference: BE-ABP-NDC-2025-125-GRAP
Job Views: 5
Posted: 12.08.2025
Expiry Date: 26.09.2025
Job Description:
Responsibilities:
* Join the Non-Linear Dynamics and Collimation Section within the Accelerator and Beam Physics Group (ABP) under the Beams Department (BE).
* Work on advanced studies for beam collimation and halo characterization for the HL-LHC project.
* Analyze scraping measurements from LHC Runs 2 and 3 to evaluate the transverse halo content.
* Conduct and analyze relevant beam measurements until the end of Run 3 in 2026.
* Create simulations to reproduce complex halo dynamics, including beam-beam interactions, machine nonlinearities, and optics imperfections.
* Contribute to the development of simulation codes.
* Predict collimation performance at HL-LHC using experimental models as input.
* Identify and address potential limitations and issues.
Profile:
Skills include knowledge of Accelerator Physics, programming (Python or equivalent), simulation tools (X-suite, Mad-X, SixTrack), and experience with data analysis. Fluency in English or French is required, with a willingness to learn the other language.
Eligibility:
* Be a national of a CERN Member or Associate Member State.
* Hold a relevant degree: Master's with 2-6 years of experience or PhD with no more than 3 years of experience.
* Have not previously held a CERN fellow or graduate contract.
Additional info: Application deadline is 30.09.2025 at 23:59 CEST. Contract duration is 24 months, with possible extension. Start date: 01 October 2025.
What CERN offers:
* Monthly stipend: 6287–6911 CHF (net).
* Health coverage, pension, travel expenses, and allowances.
* 30 days paid leave annually.
* Training and language courses.
About CERN:
CERN is the European Organization for Nuclear Research, exploring the fundamental structure of the universe with the world's largest scientific instruments. Learn more at http://home.cern.
Join our quest for discovery and develop your expertise with world-class professionals. Embrace diversity, a core value of CERN.
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