Cern
Open positions
Asset Accountant (FAP-ACC-GA-2026-214-LD)
Introduction Within CERN’s Finance and Administrative Processes Department (FAP), specifically the Accounting Services Group. We are looking for a dynamic person to join our General Accounting (GA) section and play an…
Software Engineer in Physics Simulation (IT-CE-PSE-2026-167-GRAP)
We are offering a position in the Physics Software Engineering section of the Computing for Experiments group in the CERN IT department (IT-CE-PSE) on Performance Software Engineering in the realm of high energy…
Event Reconstruction Physicist (EP-FCC-2026-166-GRAP)
The next generation of experiments, the HL-LHC upgrade of CMS and the Future Circular Collider, needs event reconstruction that is fast, accurate and portable across CPUs and GPUs. Every reconstruction algorithm and…
Software Engineer (IT-CA-CET-2026-210-LD)
Introduction Are you passionate about building and operating large-scale digital services that connect thousands of users across a worldwide scientific community? As a Computing Engineer in CERN’s IT Department, you…
Software and Infrastructure Engineer (IT-CA-OSI-2026-213-GRAE)
You will contribute to developing, deploying, and maintaining the application supporting the Open Research Europe publishing platform based on Open Journal Systems (OJS). Working under the guidance of a senior…
Instrumentation Engineer (TE-CRG-IC-2026-94-GRAP)
Within the framework of the High-Luminosity Large Hadron Collider project, and long shutdown activities, you will join the Cryogenic Group as a full member of the team, working in a multidisciplinary environment…
Machine Learning Engineer (IT-CD-2026-239-GRAE)
Interested in helping shape the next generation systems handling the very large amount of data coming out of CERN physics detectors? Passionate about machine learning (ML) and how it will reshape how our experiments…
Full-Stack Software Developer (IT-CA-2026-236-GRAE)
Are you passionate about software development and interested in supporting Open Data and Open Science in research? Join our team that is building services for open data and reproducible computational data analyses!…
Planning Engineer (EP-ATL-PO-2026-200-LD)
Introduction As a Planning Engineer within the ATLAS Technical Coordination, you will play a key role in monitoring ATLAS activities during Long Shutdown 3 (LS3). You will be responsible for keeping the installation…
Software Developer - Beam Optics (BE-ABP-LNO-2026-132-GRAP)
Join the Linear and Non-Linear Optics (LNO) Section within CERN's Accelerator and Beam Physics (ABP) Group and help shape the future of the High-Luminosity Large Hadron Collider (HL-LHC). As part of the Optics…