Company · 125 open roles
Careers at CERN
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125 positions at CERN
Project Engineer - Machine (SCE-PPM-PM-2026-110-GRAP)
CERN·Geneva, Geneva, Switzerland
Project Engineer - Machine (SCE-PPM-PM-2026-110-GRAP) at CERN. Location: Geneva, Geneva, Switzerland. Role: coordinating interfaces, supervising works, preparing tenders Requirements: Master's (2–6 yrs post-grad) or PhD (≤3 yrs post-grad) in civil engineering or related field; i…
Electronics Engineer Silicon Sensors R&D (EP-ATL-TRK-2026-117-GRAP)
CERN·Geneva, Geneva, Switzerland
Electronics Engineer Silicon Sensors R&D (EP-ATL-TRK-2026-117-GRAP) at CERN. Location: Geneva, Geneva, Switzerland. Role: assembling prototypes, testing sensors, designing circuits Requirements: Experience assembling, testing and characterising silicon detector modules; PCB and A…
Material Scientist - ISOL Targets (SY-STI-RBP-2026-166-GRAE)
CERN·Geneva, Geneva, Switzerland
Material Scientist - ISOL Targets (SY-STI-RBP-2026-166-GRAE) at CERN. Location: Geneva, Geneva, Switzerland. Role: developing materials, characterising materials, collaborating teams Requirements: Bachelor's or Master's in Materials Science/Engineering, Chemistry or related; up t…
Data Analyst for Beam Instrumentation (SY-BI-SW-2026-127-GRAP)
CERN·Geneva, Geneva, Switzerland
Data Analyst for Beam Instrumentation (SY-BI-SW-2026-127-GRAP) at CERN. Location: Geneva, Geneva, Switzerland. Role: processing data, designing pipelines, developing tools Requirements: Master's (2–6 years post-degree) or PhD (≤3 years post-degree) in Applied Physics/Data Analyti…
Mechanical Technician (SY-STI-BDE-2026-181-GRAE)
CERN·Geneva, Geneva, Switzerland
Mechanical Technician (SY-STI-BDE-2026-181-GRAE) at CERN. Location: Geneva, Geneva, Switzerland. Role: assembling components, machining parts, maintaining equipment Requirements: Precision mechanical assembly, machining, UHV conditioning, installation and maintenance of beam‑inte…
Research Fellowship: Applied Physics and Engineering
CERN·Geneva, Geneva, Switzerland
Research Fellowship: Applied Physics and Engineering at CERN. Location: Geneva, Geneva, Switzerland. Role: conducting research, designing experiments, collaborating internationally Requirements: PhD in applied physics or engineering (or near completion), ≤3 years post-PhD researc…
Installation and Maintenance Technician (SY-BI-BL-2026-176-GRAE)
CERN·Geneva, Geneva, Switzerland
Installation and Maintenance Technician (SY-BI-BL-2026-176-GRAE) at CERN. Location: Geneva, Geneva, Switzerland. Role: installing instrumentation, removing components, tracking tasks Requirements: Entry-level technician role requiring secondary education, eligibility as a CERN Me…
Applied Physicist - Future Superconducting Detector Magnets (EP-CMS-IC-2026-99-GRAP)
CERN·Geneva, Geneva, Switzerland
Applied Physicist - Future Superconducting Detector Magnets (EP-CMS-IC-2026-99-GRAP) at CERN. Location: Geneva, Geneva, Switzerland. Role: conducting studies, supporting R&D, supervising team Requirements: Background in superconductivity and magnet design; experience with finite-…
Calorimeter Development Physicist (EP-LCB-2026-126-GRAP)
CERN·Geneva, Geneva, Switzerland
Calorimeter Development Physicist (EP-LCB-2026-126-GRAP) at CERN. Location: Geneva, Geneva, Switzerland. Role: developing calorimeters, characterising prototypes, documenting results Requirements: Master's (2–6 yrs post-grad) or PhD (≤3 yrs post-grad) in Physics or related field;…
Particle Accelerator Operator (BE-OP-PSB-2026-141-LD)
CERN·Geneva, Geneva, Switzerland
Particle Accelerator Operator (BE-OP-PSB-2026-141-LD) at CERN. Location: Geneva, Geneva, Switzerland. Role: operating accelerators, optimizing performance, developing applications Requirements: Higher technical or administrative diploma (or equivalent), initial technical/scientif…
CERN Pension Fund Governing Board External Professional Expert
CERN·Meyrin, Geneva, Switzerland
CERN Pension Fund Governing Board External Professional Expert at CERN. Location: Meyrin, Geneva, Switzerland. Role: overseeing assets, reviewing reports, approving policies Requirements: Extensive experience overseeing assets and liabilities of large pension funds or similar ins…
Material Scientist - ISOL Targets (SY-STI-RBP-2026-166-GRAE)
CERN·Geneva, Geneva, Switzerland
Material Scientist - ISOL Targets (SY-STI-RBP-2026-166-GRAE) at CERN. Location: Geneva, Geneva, Switzerland. Role: developing materials, characterising materials, conducting research Requirements: Bachelor's or Master's in Materials Science/Engineering or Chemistry (required), ma…
Computer Scientist - Open Science/Analysis Facilities (IT-CA-IR-2026-139-LD)
CERN·Geneva, Geneva, Switzerland
Computer Scientist - Open Science/Analysis Facilities (IT-CA-IR-2026-139-LD) at CERN. Location: Geneva, Geneva, Switzerland. Role: developing platforms, designing environments, supporting communities Requirements: Master's or PhD (or equivalent experience) in software engineering…
Source and Linac Physicist
CERN·Switzerland
What you'll do Within the Beam department (BE) and the Accelerator and Beam Physics group (ABP), join the Hadron Sources and Linacs section (HSL) at CERN as a lead applied physicist overseeing the Linac3 ion source, a role bringing together multiple physics domains coupled with b…
Talent Acquisition Specialist
CERN·Switzerland
What you'll do: You will join our multicultural team of around 20 Talent Acquisition colleagues to attract and hire diverse talent for CERN's scientific and technical missions. Each team member partners with specific client groups, and brings their knowledge, ideas and diverse st…
Engineer in Charge of the Proton Synchrotron
CERN·Switzerland
What you'll do: As Engineer in Charge of the CERN Proton Synchrotron (PS), you will contribute to the safe, efficient and performance-driven operation of the accelerator, combining operational follow up, technical problem solving, performance analysis and software development. Yo…
Electrical Cabling Project Technician
CERN·Switzerland
What you'll do Join the Cabling Section as an electrical technician, and play a key role in expanding, strengthening, and maintaining CERN's control and power cable installations. Your work will support essential systems within the CERN accelerators, such as alarm systems, proces…
Head of FCC Territorial Implementation and Host State Relations
CERN·Switzerland
What you'll do CERN is preparing the Future Circular Collider (FCC) project for a potential decision by the CERN Council on a 2028 timescale. Given its scale, complexity and territorial footprint, the FCC requires strong, credible and continuous engagement with the Host States of…
AI Solutions Engineer (BE-CSS-ISA-2026-115-LD)
CERN·Switzerland
Company Description At CERN, the European Organization for Nuclear Research, physicists and engineers are probing the fundamental structure of the universe. Using the world's largest and most complex scientific instruments, they study the basic constituents of matter - fundamenta…
Scheduling and Coordination Engineer
CERN·Switzerland
Your profile Demonstrated experience in Project management for large-scale technical projects. Proven experience in the scheduling and coordination of activities linked to large-scale and complex projects, in managing co-activities and safety aspects. Proven experience in engagin…
Financial Support Officer for the CMS Experiment
CERN·Switzerland
What you'll do Join the Resources Management Office in the CMS Collaboration Experimental Physics Department, in the EP-CMS-ORG section and provide a seamless service to the many scientists coming from all over the world. Learn more: https://cms.cern / Your responsibilities Monit…
CERN Courier Editor
CERN·Switzerland
What you'll do Do you have a desire to work in a unique international environment communicating the latest progress in particle physics? You will join the Stakeholder Relations Sector (SR), Education, Communications and Outreach (ECO) group that is responsible for generating publ…
Financial Support Officer for the CMS Experiment (EP-CMS-ORG-2026-120-LD)
CERN·Geneva, Geneva, Switzerland
Financial Support Officer for the CMS Experiment (EP-CMS-ORG-2026-120-LD) at CERN. Location: Geneva, Geneva, Switzerland. Role: monitoring payments, coordinating contributions, preparing reports Requirements: Bachelor's degree or equivalent experience in finance, procurement, or …
Safety and Controls Engineer for the CMS Experiment
CERN·Switzerland
What you'll do Join the CERN team working on the Compact Muon Solenoid (CMS) experiment, one of the most advanced scientific instruments in operation. In this role, you will design, develop, test, procure, implement, operate and commission highly reliable PLC-based SCADA systems …