Jobs at CERN

Non-Member State Postdoc Fellowship Programme (Theoretical Physics)

Short Term Internship 2026

Theoretical Physicist (TH-SP-2026-68-LD)

Professional Firefighter (HSE-FRS-2026-104-LD)

Records Manager (OSI-SIS-AL-2026-131-LD)

Software Engineer - High-Performance Computing (EP-SFT-2026-137-LD)

Source and Linac Physicist (BE-ABP-HSL-2026-133-LD)

Mechanical Technician (SY-RF-AC-2026-172-GRAE)

Electrical Engineer for Safety Systems (EN-AA-CSE-2026-112-GRAP)

Mechanical Technician for the CMS ECAL Detector at LHC (EP-CMS-LD-2026-138-LD)

Computer Scientist - Open Science/Analysis Facilities (IT-CA-IR-2026-139-LD)

Lead Simulation Physicist - High-Performance Detector Simulation (EP-SFT-2026-136-LD)

Project Engineer/Scientist - Radiation Effects (SY-STI-BMP-2026-118-GRAP)

ATLAS Forward Detector DAQ Developments (EP-ATL-AM-2026-119-GRAP)

SW Developer / Experimental Physicist (EP-ATL-OSW-2026-121-GRAP)

Engineer in Charge of the Proton Synchrotron (BE-OP-PS-2026-128-LD)

Sustainability Reporting & Communications Project Officer (OSI-ICS-2026-125-GRAP)

Particle Accelerator Operator (BE-OP-PSB-2026-141-LD)

CERN Pension Fund Governing Board External Professional Expert

Technician for Industrial Cooling, Ventilation & Refrigeration (EN-CV-PSM-2026-122-LD)

Calorimeter Development Physicist (EP-LCB-2026-126-GRAP)

ATLAS Detector Installation Technician (EP-ATL-PO-2026-178-GRAE)

Installation and Maintenance Technician (SY-BI-BL-2026-176-GRAE)

Research Fellowship: Applied Physics and Engineering

Experimental Physicist (EP-DI-2026-29-LD)

Mechanical Technician (SY-STI-BDE-2026-181-GRAE)

SW & FW Developer / Physicist (EP-ATL-TRG-2026-123-GRAP)

Data Analyst for Beam Instrumentation (SY-BI-SW-2026-127-GRAP)

Full-Stack Software Engineer for CERN's PLM Platform (EN-IM-PLM-2026-127-GRAE)

Material Scientist - ISOL Targets (SY-STI-RBP-2026-166-GRAE)

Physicist / Engineer for Radiation Environments and Effects (SY-STI-BMP-2026-120-GRAP)

C++ Software Engineer (SY-EPC-CCS-2026-115-GRAP)

Applied Physicist for ATLAS Trigger Reconstruction (EP-ATL-OSW-2026-124-GRAP)

Applied Physicist - Future Superconducting Detector Magnets (EP-CMS-IC-2026-99-GRAP)

L0 Muon Trigger Development (SW&FW) (EP-ATL-TRG-2026-122-GRAP)

Software Architect, Service Management Platform (OSI-SMS-2026-140-LD)

Facility and Safety Support Technician (EP-ATL-SO-2026-142-LD)

Electrical Technician (TE-MSC-HSD-2026-184-GRAE)

3D Integration Engineer (EN-ACE-INT-2026-183-GRAE)

Distributed Computing DevOps Engineer (IT-CE-LCG-2026-144-LD)

Electrical Design Engineer (EN-EL-DDO-2026-104-GRAP)

Audiovisual Installation & Operations Coordinator (SCE-SG-TF-2026-143-LD)

Technical Engineer for Water Treatment Systems (EN-CV-CES-2026-124-LD)

Industrial Controls Technician (EN-EL-CBS-2026-187-GRAE)

Project Budget & Resource Coordinator (IT-RPM-BM-2026-145-LD)

Safety Engineer for the CMS Experiment (EP-CMS-SSI-2026-148-LD)

Mechanical Engineer - CMS Innermost Region (EP-CMS-ID-2026-152-LD)

Backend Python Engineer (OSI-SIS-TS-2026-128-GRAP)

Fleet Manager (Powered Industrial Trucks) (EN-THE-HEM-2026-146-LD)

Junior HR Assistant (HR-PXE-2026-174-GRAE)