Company · 26 open roles
Careers at CERN
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26 positions at CERN
Technician for Industrial Cooling, Ventilation & Refrigeration (EN-CV-PSM-2026-122-LD)
CERN·Geneva, Geneva, Switzerland
Technician for Industrial Cooling, Ventilation & Refrigeration (EN-CV-PSM-2026-122-LD) at CERN. Location: Geneva, Geneva, Switzerland.
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.
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.
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.
Mechanical Technician for the CMS ECAL Detector at LHC
CERN·Switzerland
Mechanical Technician for the CMS ECAL Detector at LHC Geneva, Switzerland EP-CMS-LD-2026-138-LD Ideal start date: 01/09/2026 Apply Before 21/07/2026 at 23:59 (Geneva Time) For detailed information about this position and to submit your application, please refer to the company's …
Software Engineer - High-Performance Computing
CERN·Switzerland
Read more and aply here: https://careers.cern/jobs/ep-sft-2026-137-ld /
Lead Simulation Physicist - High-Performance Detector Simulation
CERN·Switzerland
Read more and apply here: https://careers.cern/jobs/ep-sft-2026-136-ld /
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…
Records Manager Geneva, Switzerland
CERN·Switzerland
Records Manager Geneva, Switzerland OSI-SIS-AL-2026-131-LD Ideal start date: 01/10/2026 Apply Before 16/07/2026 at 23:59 (Geneva Time) For detailed information about this position and to submit your application, please refer to the company's careers website via the link below. ht…
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…
Mechanical Designer Geneva, Switzerland
CERN·Switzerland
Mechanical Designer Geneva, Switzerland EN-MME-MD-2026-132-LD Ideal start date: 01/09/2026 Apply Before 14/07/2026 at 23:59 (Geneva Time) For detailed information about this position and to submit your application, please refer to the company's careers website via the link below.…
Electromechanical Technician Geneva, Switzerland
CERN·Switzerland
Electromechanical Technician Geneva, Switzerland EP-ATL-SO-2026-129-LD Ideal start date: 01/10/2026 Apply Before 14/07/2026 at 23:59 (Geneva Time) For detailed information about this position and to submit your application, please refer to the company's careers website via the li…
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…
Mechanical Engineer Geneva, Switzerland
CERN·Switzerland
Mechanical Engineer Geneva, Switzerland EP-ALI-TC-2026-127-LD Ideal start date: 01/10/2026 Apply Before 10/07/2026 at 23:59 (Geneva Time) For detailed information about this position and to submit your application, please refer to the company's careers website via the link below.…
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…
Backend Software Engineer - Data Processing Platform Geneva, Switzerland
CERN·Switzerland
Backend Software Engineer - Data Processing Platform Geneva, Switzerland BE-CSS-DSP-2026-126-LD Ideal start date: 01/10/2026 Apply Before 07/07/2026 at 23:59 (Geneva Time) For detailed information about this position and to submit your application, please refer to the company's c…
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…
TECHNICAL ENGINEER FOR WATER TREATMENT SYSTEMS GENEVA, SWITZERLAND
CERN·Switzerland
TECHNICAL ENGINEER FOR WATER TREATMENT SYSTEMS GENEVA, SWITZERLAND EN-CV-CES-2026-124-LD Ideal start date: 01/10/2026 Apply Before 06/07/2026 at 23:59 (Geneva Time) For detailed information about this position and to submit your application, please refer to the company's careers …
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…
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 …
Civil Engineer
CERN·Switzerland
What you'll do You will undertake concept and preliminary design and prepare and implement design and construction contracts for the detailed design and construction of the civil engineering required for the new FCC Injection Complex to be constructed at the CERN Site in Prevessi…