Current jobs at CERN - The European Research Center of Particle Physics
Short Term Internship 2026
Employment Type: Intern 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 - fundamental particles that are made to collide together at close to the speed of light
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Industrial Controls Technician (EN-EL-CBS-2026-187-GRAE)
Employment Type: Full-time We are looking for an Electrical Controls Technical Engineer focused on industrial control systems and SCADA infrastructure in an electrical engineering environment. You would support the installation, engineering, cabling, configuration, commissioning, and maintenance of electrical control and monitoring systems used to supervise CERN electrical distribution network for HL-LHC
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3D Integration Engineer (EN-ACE-INT-2026-183-GRAE)
Employment Type: Full-time The 3D Integration Office, part of CERN's EN-ACE group, coordinates integration activities for the third Long Shutdown (LS3), a major programme shaping the future of the accelerator complex. In this role, you will coordinate a multidisciplinary team of designers, oversee complex 3D integration studies, and drive continuous improvement of data quality processes
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Electrical Technician (TE-MSC-HSD-2026-184-GRAE)
Employment Type: Full-time You will work on the qualification and characterisation of High Temperature Superconductor (HTS) tapes and cables that will be used for the High-Luminosity Upgrade of the Large Hadron Collider (HL-LHC) as well as for the development and fabrication of high-field magnets. We are looking for you who is curious and eager to learn
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L0 Muon Trigger Development (SW&FW) (EP-ATL-TRG-2026-122-GRAP)
Employment Type: Full-time The objective of the project is to introduce novel selections in the ATLAS trigger to enhance performance in challenging parts of the parameter space, including exotic signatures and rare Standard Model processes, and to improve the robustness of the muon trigger. Together with NexGen doctoral students, the selected candidate will work on the design of new algorithms for the L0 muon trigger. This position is part of the Next Generation Trigger programme.
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Applied Physicist for ATLAS Trigger Reconstruction (EP-ATL-OSW-2026-124-GRAP)
Employment Type: Full-time The goal of this project is to introduce innovative selections into the ATLAS trigger system to improve the identification of events in difficult regions of the parameter space, including rare Standard Model processes and exotic signatures. In collaboration with NextGen doctoral students, the selected candidate will contribute to the development of the trigger menu for the High-Luminosity Large Hadron Collider (HL-LHC) era
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Full-Stack Software Engineer for CERN's PLM Platform (EN-IM-PLM-2026-127-GRAE)
Employment Type: Full-time Company Description The Engineering Department's Information Management group is seeking a highly motivated full stack software engineer with strong technical skills and a passion for learning. The group is leading a major modernisation effort to simplify a heterogeneous application landscape and enable the Organization's move toward engineering Digital Twins, supporting more than 5000 users.
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Material Scientist - ISOL Targets (SY-STI-RBP-2026-166-GRAE)
Employment Type: Full-time The Radioactive Beam Production section (SY-STI-RBP) is seeking a Material Scientist, Materials Engineer, Chemist, or related specialist to contribute to the development of next-generation target materials for radioactive ion beam production at the ISOLDE facility.
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Non-Member State Postdoc Fellowship Programme (Theoretical Physics)
Employment Type: Full-time 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 - fundamental particles that are made to collide together at close to the speed of light
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Mechanical Technician (SY-RF-AC-2026-172-GRAE)
Employment Type: Full-time You will contribute to the development, assembly, and installation of RF components for the High-Luminosity LHC (HL-LHC) galleries, working closely with a multidisciplinary mechanical team. You will be fully integrated into the R&D team, collaborating with engineers, technicians, and students on innovative projects aimed at improving the performance of existing accelerators and contributing to the development of future high-energy machines
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People Experience Assistant (HR-PXE-2026-174-GRAE)
Employment Type: Full-time Join our Human Resources People eXperience and Engagement team of HR Coordinators and HR Advisors to play a key role in shaping the employee journey at CERN, supporting a diverse community of students, graduates, and staff while navigating a dynamic and evolving environment, by designing and delivering tailored HR support, services, and policies
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ATLAS Detector Installation Technician (EP-ATL-PO-2026-178-GRAE)
Employment Type: Full-time The EP-ATL-PO section plays a key role in the upgrade and maintenance of the ATLAS detector at the LHC. As a Junior Mechanical Technician, you will support experienced colleagues in mechanical installation and integration activities on the detector and its infrastructure during Long Shutdown 3 (LS3), while gaining hands-on experience in a cutting-edge experimental physics environment.
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Research Fellowship: Applied Physics and Engineering
Employment Type: Full-time 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 - fundamental particles that are made to collide together at close to the speed of light
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Installation and Maintenance Technician (SY-BI-BL-2026-176-GRAE)
Employment Type: Full-time In this role, you will contribute to a major upgrade program of CERN's accelerator complex by maintaining, replacing, and installing beam instrumentation systems. Your day-to-day work involves removing and installing equipment components across accelerator facilities, tracking interventions using CERN's management tools, and coordinating on-site progress with engineers and technicians
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Mechanical Technician (SY-STI-BDE-2026-181-GRAE)
Employment Type: Full-time The SY-STI-BDE Section oversees the conceptual design, construction, operation, and maintenance of beam-intercepting devices across the CERN's accelerator complex. The beam intercepting devices are precision mechanical equipment working in harsh environments that must be very reliable to guarantee the operation of CERN accelerators.
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