physicist

pIn this role, you will develop and improve GPU-accelerated Monte Carlo detector simulation software within the Geant4 team, with a particular focus on optical-photon transport. You will contribute to software design and implementation, physics validation against established CPU simulations, performance optimisation, and integration into experimental...

You will work on electromagnetic simulations for wake field and beam coupling impedance studies in accelerator components as well as their coupling with beam dynamics.A key objective of the project is the further development of Wakis, an open-source wakefield simulation code available on GitHub, including the implementation of new features, benchmarking...

In this role, you will develop and improve GPU-accelerated Monte Carlo detector simulation software within the Geant4 team, with a particular focus on optical-photon transport. You will contribute to software design and implementation, physics validation against established CPU simulations, performance optimisation, and integration into experimental software...

The NGT Real-time Reconstruction Revolution will transform the CMS High-Level Trigger into an offline-quality reconstruction facility processing up to 750 kHz of events. To make this sustainable, you will lead the design of two complementary data tiers: a low-level reconstructed format that enables trigger rates several times higher than conventional...

In this role, you will join a multidisciplinary team of laser physicists, control engineers, and machine learning specialists to develop the automation layer of TALISMAN, a project aimed at automating laser ionization for the production of medically relevant radionuclides.The work combines hands-on laboratory activities with the design, prototyping, and...

ppThe NGT Real-time Reconstruction Revolution will transform the CMS High-Level Trigger into an offline-quality reconstruction facility processing up to 750 kHz of events. To make this sustainable, you will lead the design of two complementary data tiers: a low-level reconstructed format that enables trigger rates several times higher than conventional...

ppIn this role, you will develop and improve GPU-accelerated Monte Carlo detector simulation software within the Geant4 team, with a particular focus on optical photon transport. You will contribute to software design and implementation, physics validation against established CPU simulations, performance optimisation, and integration into experimental...

Lead Clinical Medical Physicist The Paul Scherrer Institute PSI is the largest research institute for natural and engineering sciences within Switzerland. We perform cutting-edge research in the fields of future technologies, energy and climate, health innovation and fundamentals of nature. By performing fundamental and applied research, we work on...

pAs an Applied Physicist, you will join the ATLAS Group at CERN and be part of the team which is working on the upgrade of the muon spectrometer of the ATLAS detector. In this upgrade you will play a crucial role, leading the electronics integration in the new RPC detectors to be used in the Inner layer of the Barrel Muon Spectrometer. /ppAn important part...

ppThe Paul Scherrer Institute PSI is the largest research institute for natural and engineering sciences within Switzerland. We perform cutting-edge research in the fields of future technologies, energy and climate, health innovation and fundamentals of nature. By performing fundamental and applied research, we work on sustainable solutions for major...

pThe Paul Scherrer Institute PSI is the largest research institute for natural and engineering sciences within Switzerland. We perform cutting‑edge research in the fields of future technologies, energy and climate, health innovation and fundamentals of nature. By performing fundamental and applied research, we work on sustainable solutions for major...

ppThe Paul Scherrer Institute PSI is the largest research institute for natural and engineering sciences within Switzerland. We perform cutting-edge research in the fields of future technologies, energy and climate, health innovation and fundamentals of nature. By performing fundamental and applied research, we work on sustainable solutions for major...

As Radiation Protection Physicist you will be part of the Occupational Health & Safety and Environmental Protection (HSE ) Unit, namely the Accelerators & Sites (AS) section of the HSE Radiation Protection (RP) Group. You will join a dynamic team, working on the radiation protection aspects of the operation, and the upgrades of the Large Hadron Collider (LHC...

Join the ATLAS experiment at the HL-LHC during a pivotal moment. In this role, you will help operate one of the world’s most advanced calorimeter systems and shape the next-generation upgrade that will enable groundbreaking physics in the years ahead. You will work closely with experts developing, operating, and innovating the software and control systems...

You will contribute to the operation and development of the CLEAR user facility, optimizing beam parameters to meet experimental needs. The role includes coordinating with user groups, supporting experiments, and following up on requests. A key focus is on medical research, including Very High Energy Electrons (VHEE) and FLASH radiotherapy. You will...

You will be part of the Experimental Physics (EP) Department, which carries out basic research. This Department aims at providing a stimulating scientific atmosphere and remains an important reference centre for the European physics community.Your responsibilitiesContribute to particle physics experiment projects at CERN.Participate in the design and...

Join the ALICE experiment team at the Large Hadron Collider to contribute to cutting-edge research on Quark-Gluon Plasma and high-rate heavy-ion collisions. We are seeking an applied Physicist with strong expertise in Time Projection Chamber (TPC) calibration to support the optimization, correction procedures, and data-quality workflows of the upgraded ALICE...

As an Applied Physicist, you will join the ATLAS Group at CERN and be part of the team which is working on the upgrade of the muon spectrometer of the ATLAS detector. In this upgrade you will play a crucial role, leading the electronics integration in the new RPC detectors to be used in the Inner layer of the Barrel Muon Spectrometer.An important part of the...

pThe Global Hardware Trigger is part of the upgrade to the Trigger and Data Acquisition that ATLAS plans to deploy for the High-Luminosity LHC programme (HL-LHC). It is a custom hardware, real-time data processing and filtering system, currently under construction, that uses fine-granularity detector information and will employ advanced pattern recognition...

This role focuses on the LHCb VELO detector, covering its operation, maintenance, and future upgrades. During the Long Shutdown 3 (LS3) in late 2026, you will help prepare the detector, ensure its safe state, and coordinate maintenance activities. You will support the replacement and testing of VELO modules using a dedicated CERN test setup and assist...