physicist Jobs in Genf

The CERN ATLAS Team plays a major role in the construction of the future silicon ATLAS Inner Tracker (ITk). In particular, the final integration of the ITk detector prior to installation in the experiment is a crucial step to validate the full functionality.As an applied physicist or engineer in the CERN-ATL Team, you will join the Tracker section...

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...

Mer information As an applied physicist, you will support the design, integration, and commissioning of front-end electronics systems across LHCb subdetectors (VELO, RICH, CALO) for the LHCb Upgrade II project, targeting demanding timing requirements. Your work will combine hands‑on technical development – system integration, calibration, and module R&D...

You will contribute to improving the performance of a Penning trap used in the HIE-ISOLDE post-accelerator to accumulate, cool and bunch high-intensity radioactive ion beams prior to charge breeding and acceleration. The work includes mechanical design and modification of internal trap components, production follow-up and quality assurance, as well as...

Applied Physicist for Plasma Simulations Placering: CERN Mer information You will contribute to the preparation of a world‑leading plasma accelerator experiment within an international collaboration. The project focuses on advanced simulation and modelling for Run 2 of the AWAKE experiment, scheduled to restart proton‑beam operations in 2029 after...

CERN in Geneva invites applications for Applied Physicist/Engineer to join the ATLAS ITk integration team. You will contribute to testing and commissioning of the ITk silicon tracker components, coordinate across institutes, and support integration into the ATLAS detector.The role requires advanced degree and hands-on experience with detectors, DAQ/software,...

CERN is seeking an Applied Physicist/Engineer to join the ATLAS ITk team. You will help test, validate and integrate silicon pixel detectors and related systems for the ITk Pixel Outer Barrel, working closely with detectors and electronics teams.The role entails hands-on work in a surface cleanroom, documentation of testing procedures, and the development of...

Join the CERN Experimental Physics department in its R&D program on technologies for future experiments, focusing on advanced silicon pixel detectors. The work involves combining sensors and readout electronics into compact, lightweight detector hybrids. You will develop and test new methods for connecting these components, working closely with the R&D team...

Applied Physicist/Engineer - ATLAS ITk IntegrationCERN - European Organization for Nuclear ResearchGeneva, SwitzerlandWhat you'll doThe CERN ATLAS Team plays a major role in the construction and integration of the future silicon ATLAS Inner Tracker (ITk). The different parts of the ITk system are being constructed and integrated in institutes and then...

The n_TOF facility at CERN provides high-intensity, wide-energy neutron beams for high-precision studies in nuclear astrophysics and medical applications.This position will focus on simulation studies with the aim of optimising the facilities performance. You will contribute to neutronics validation and benchmarking of the latest neutron data libraries. The...

Gaseous particle detectors are essential in particle physics and radiation detection, encompassing technologies such as Micro-Pattern Gaseous Detectors (MPGDs), straw and drift tubes, Resistive Plate Chambers (RPCs), drift chambers, and Time Projection Chambers (TPCs). These detectors – all under consideration for future experiments – differ in their...

The Event Filter (EF) is part of the ATLAS Trigger and Data Acquisition (TDAQ) system and consists of a multi-threaded asynchronous processing farm of commodity servers (CPUs with or without accelerators) running a subset of offline-like reconstruction algorithms together with menu-driven event selection.The high-luminosity conditions expected during...

The CERN ATLAS Team invites applications for an Applied Physicist/Engineer to join the ATLAS ITk Integration efforts in the Tracker section (EP-ATL-TRK). You will contribute to the integration testing of ITk parts on surface, support their commissioning into ATLAS ITk, and prepare cavern commissioning.You will test and verify integrated ITk Strip Barrel and...

Applied Physicist/Engineer - ATLAS ITk IntegrationDatum: 8 november, 2026 Tid: 11:59Placering: CERNMer informationThe CERN ATLAS Team plays a major role in the construction and integration of the future silicon ATLAS Inner Tracker (ITk). The different parts of the ITk system are being constructed and integrated in institutes and then transported to CERN...

A leading research organization in Switzerland is seeking a Theoretical Physicist for a 5-year limited duration contract. The role involves contributing to groundbreaking theoretical research in particle physics, collaborating with international teams, and participating in the scientific community. Candidates should possess a PhD or equivalent experience....

As an applied physicist, you will contribute to the development of radiation-hard Spaghetti Calorimeter (SpaCal) technology with dense absorbers to achieve picosecond-level time resolutions. This work is part of the strategic detector R&D programme within the Experimental Physics (EP) Department at CERN.Your responsibilitiesActively participate in ongoing...

Radiation Protection Physicist for the FCC project Datum: 14 april, 2026 Tid: 11:59 Placering: CERN Mer information As a Radiation Protection Physicist in the RP Accelerators and Sites (RP-AS) Section, you will assess and enforce compliance of CERN’s activities with Radiation Protection regulations. It entails projects, studies and services aimed at...

CERN is seeking a Power System Physicist/Engineer for the CMS High-Granularity Calorimeter (HGCAL). You will develop, test and commission power systems, from low voltage to high current supplies, and integrate them with safety and monitoring systems.Your role involves procurement, testing, and commissioning in a multinational team, with exposure to...

CERN is offering a Limited Duration research position in Theoretical Physics (TH-SP-2026-68-LD) in Geneva. You will join the CERN-TH department, contributing to the development of new theoretical ideas aligned with CERN’s experimental programme and engaging in training and scientific events on site.Responsibilities include significant theoretical research...

Datum: 26 april, 2026 Tid: 11:59 Placering: CERN Mer information Are you interested in detector technologies and thin-film processing for Micro-Pattern Gas Detectors used in particle physics experiments? This hands‑on role involves the development, processing, and characterisation of advanced detector components and thin-film coatings. The ideal candidate...