Jobs bei CERN

“Applied Physicist role at CERN focusing on Penning trap performance improvement. Responsibilities include mechanical design, simulations, and experimental studies. Requirements: experience with Penning traps, CAD, Python, and RF-track. Master's or PhD in Physics. 24-month contract, hybrid work, 40h/week. Compensation: 6372-7004 CHF/month. CERN membership benefits included.”

“HEP Physicist role at CERN for data preservation on LEP data@EDM4HEP project. Responsibilities include migrating LEP data to EDM4hep format, validating data, improving accessibility, and supporting users. Requirements: particle physics background, proficiency in C++, Python, FORTRAN, and Git. Contract duration: 24 months, extendable to 36 months. Compensation: 6372-7004 CHF/month. Fully onsite, starting April 2026.”

“Software Engineer position at CERN for Rucio development team. Manage distributed data for scientific research. Evolve storage, authentication, and catalogue features. Requires Python, distributed systems, and SQL skills. Master's with 2-6 years experience or PhD with up to 3 years experience. 24-month contract, hybrid work, 40 hours/week. Compensation 6372-7004 CHF/month, tax-free. CERN Member State nationals only.”

“Applied Physicist role at CERN focusing on plasma accelerator experiment simulations. Develop and optimize plasma wakefield simulation tools for the AWAKE experiment. Requires background in computational or plasma physics, strong programming skills, and experience with numerical simulations. Contract duration is 24 months, with a possible extension up to 36 months. Fully onsite position in Geneva, Switzerland. Eligible candidates must be nationals of CERN Member or Associate Member States with a Master's degree and 2-6 years of experience or a PhD with up to 3 years of experience.”

“Graduate Electromechanical Technician position at CERN. Install and maintain electrical and mechanical equipment for the ATLAS Detector. 24-month contract, possibly extendable to 36 months. Requires basic experience in industrial electrical and mechanical equipment, attention to detail, and proficiency in English. Onsite role with potential for night and holiday work. Monthly stipend of 4687 CHF, comprehensive health insurance, and relocation support.”

“Junior Procurement Professional role at CERN. Manage simplified tender processes, ensure compliance with procurement rules, and support users. Ideal for graduates with up to 2 years of experience. 12-month contract, possibly extendable to 36 months. Hybrid work, 40 hours/week. Stipend between 5266-5793 CHF/month, tax-free. Requires English, commitment to learn French. CERN Member or Associate Member State nationality.”

“Electrical Design Engineer role at CERN. Design low voltage distribution circuits, prepare calculations, drawings, and bills of material. Experience in LV networks, tools like ElecCalc, and AutoCAD required. Master's degree with 2-6 years of experience or PhD with up to 3 years of experience. 24-month contract, possibly extendable to 36 months. Onsite role in Switzerland with a monthly stipend of 6372-7004 CHF, comprehensive benefits, and relocation support.”

“CERN seeks a Technician for Refrigeration Systems to join the Cooling and Ventilation group. The role involves operation, maintenance, and modification of cooling and ventilation systems essential for CERN's scientific facilities. Candidates should have a higher technical diploma or equivalent experience in refrigeration, strong maintenance and operation skills in cooling and ventilation systems, and proficiency in English or French. The position is a 5-year limited duration contract with the possibility of extension and offers a competitive salary, comprehensive health insurance, and other benefits.”

“CERN seeks a Computing Engineer specializing in Applied Physics to maintain, develop, and optimize software tools for irradiation facilities. The role involves adapting tools, supporting upgrades, and exploring ML/AL opportunities. Candidates should have experience in software development, PaaS, container orchestration, and modern ML/AI tools. Knowledge of Python, Django, and relational databases is required. The position offers a 6-month contract with a possible extension up to 36 months, a monthly stipend of 6372-7004 CHF, and comprehensive benefits.”

“Full-stack Software Engineer position at CERN to develop and maintain the next-generation web platform for the CERN Document Server using Python, React, and other technologies. Responsibilities include developing new features, migrating content, and collaborating with teams. Requirements include experience with Python, JavaScript, Git, and relational databases. The contract is for 24 months with a possible extension up to 36 months, offering a monthly stipend between 5266-5793 Swiss Francs, comprehensive health insurance, and other benefits.”

“Software Developer role at CERN for a Data Processing Platform. Design, implement, and evolve a big data processing and analysis platform. Collaborate with specialists to create libraries and APIs. Requirements include proficiency in Core Java, Spring Framework, Python, and knowledge of distributed systems. 24-month contract with possible extension up to 36 months. Fully onsite, 40 hours/week. Stipend between 6372-7004 CHF/month, comprehensive benefits, and relocation package.”

“Mechanical Engineer role at CERN for Future Circular Collider R&D. Design mechanical and mechatronic systems, perform vibration analysis, and oversee prototype manufacturing. Requires experience in mechanical engineering, CAD, FEM analysis, and team supervision. Master's with 2-6 years or PhD with up to 3 years experience. 24-month contract, possibly extendable to 36 months. Onsite role in Switzerland with a monthly stipend of 6372-7004 CHF, health insurance, and relocation support.”

“CERN offers a 24-month graduate programme for a Junior Commissioning Engineer in electrical engineering. The role involves HV/LV power systems, commissioning, testing, and coordination with project teams. Requirements include a Bachelor's or Master's degree in electrical engineering, basic knowledge of power systems, and proficiency in English. The position offers a monthly stipend of 5266-5793 CHF, 30 days of paid leave, health insurance, and a relocation package. The role is fully onsite and may require night work, stand-by duty, and exposure to radiation areas.”

“CERN seeks a Commissioning Engineer to support electrical network operation and commissioning. Responsibilities include leading HV/LV system commissioning, developing procedures, and coordinating with teams. Requirements: experience in electrical engineering, power systems, and commissioning. Eligible candidates must be nationals of CERN Member States with a Master's degree and 2-6 years of experience or a PhD with up to 3 years of experience. The contract is for 24 months, extendable to 36 months, with a monthly stipend of 6372-7004 CHF, comprehensive benefits, and onsite work at CERN.”

“Tools & Process Coordination Engineer role at CERN for Long Shutdown 3. Focus on planning data, tools, and stakeholder support. Requires experience in information systems, planning tools, and process optimization. Bachelor's or Master's degree in Management engineering or related field. 24-month contract, fully onsite, with possible extension up to 36 months. Monthly stipend between 5266-5793 CHF, tax-free. Must be a national of a CERN Member or Associate Member State with less than 2 years of professional experience.”

“Test Engineer role at CERN for power electronics development and testing. Design test setups, perform electrical and radiation tolerance tests, and enhance control software. Requirements include experience with electronic lab instruments, Python, MATLAB, and PCB design. Bachelor's or Master's degree in Engineering, max 2 years of experience, and CERN Member State nationality. 24-month contract, possibly extendable to 36 months, with a monthly stipend of 5266-5793 CHF.”

“Geodesist role at CERN's Geodetic Metrology Group. Develop gravity field models for FCC and Switzerland's New Height System. Requires expertise in physical geodesy, programming, and field observation. Master's with 2-6 years' experience or PhD with up to 3 years' experience. 24-month contract, hybrid work, 40 hours/week. Compensation: 6372-7004 CHF/month. CERN Member/Associate Member State nationality required.”

“Electrical Technician role at CERN for 24 months (extendable to 36) in hybrid setup. Responsibilities include configuring embedded systems, troubleshooting, and maintaining accelerator controls. Requires knowledge of Linux, Shell scripting, and fieldbuses. Eligible candidates have up to 2 years of experience post-graduation with a general secondary education diploma. Monthly stipend of 4687 CHF, 30 days paid leave, and comprehensive health insurance.”

“Electrical Technician role at CERN's High Power Converters section. Responsibilities include 3D mechanical drawings, electrical circuit diagrams, technical documentation, assembly, installation, and testing of power converters. Requires basic knowledge of power electronics, 3D design tools, and electrical safety awareness. 24-month contract with possible extension to 36 months, fully onsite, 40 hours/week. Eligible candidates must be nationals of CERN Member or Associate Member States with a maximum of two years of professional experience since graduation in Electrical/Electronics and no prior CERN fellow or graduate contract.”

“CERN seeks a UX/UI Designer to develop and maintain a Design System for their Business Computing group. Responsibilities include designing UI patterns, collaborating with UX colleagues, and conducting user research. The role requires experience in UX/UI design, user-centred design principles, and agile frameworks. Eligible candidates must be nationals of a CERN Member or Associate Member State with a Master's degree and 2-6 years of experience or a PhD with up to 3 years of experience. The contract duration is 24 months, with a possible extension up to 36 months, offering a monthly stipend between 6372-7004 Swiss Francs, comprehensive health insurance, and a relocation package.”

“Junior Mechatronics Engineer role at CERN for developing and operating motion and sensing systems for Beam Intercepting Devices. Focus on R&D, sensor evaluation, and motion system development. Requires experience in mechatronics, programming, and teamwork. 24-month contract with possible extension, 40 hours/week, fully onsite. Eligibility: Bachelor's or Master's degree, max 2 years of experience, CERN Member or Associate Member State nationality.”

“Junior Mechatronics Engineer role at CERN focusing on motion and sensing systems for Beam Intercepting Devices. Responsibilities include designing algorithms, developing software in C++ and Python, and integrating mechatronic and software control aspects. Requires proficiency in C++, Python, and software engineering practices. Contract duration is 24 months, with a possible extension up to 36 months. Fully onsite role with a monthly stipend between 5266-5793 Swiss Francs.”

“Join CERN's team to develop and renovate real-time software for LHC, SPS, and AWAKE Beam Position Monitors. Focus on re-engineering C++ code, developing Python tools, and integrating SoC-based platforms. Requires experience in C++/Python, real-time software, and OOP. Eligible candidates must be nationals of CERN Member/Associate Member States with a Bachelor's or Master's degree and less than two years of professional experience. Contract duration is 24 months, with a possible extension up to 36 months. Fully onsite position in Switzerland.”

“CERN seeks an Applied Physicist for LHCb Electronics Integration. The role involves designing, integrating, and commissioning front-end electronics systems for the LHCb Upgrade II project. Candidates should have a PhD or equivalent experience in Physics or Electronics, with expertise in detector commissioning, signal processing, and PCB design. The position offers a 5-year limited duration contract with potential extension, hybrid work flexibility, and a competitive tax-free salary. Proficiency in English is required, with a commitment to learn French.”

“Hadron Sources and LINACs Physicist role at CERN. Focus on beam dynamics simulations, Linac4 source extraction studies, and model implementation. Requires experience in electromagnetic or accelerator simulations, beam dynamics, and programming. Master's or PhD in Applied Physics or Engineering. 24-month contract, hybrid work, 40 hours/week. Salary 6372-7004 CHF/month, tax-free. CERN membership and benefits included.”

“Electrical Engineer (Safety Standards) role at CERN. Update and harmonize electrical safety rules, technical instructions, and conformity documentation. Requires experience in electrical engineering, technical documentation, and French language skills. 24-month contract with possible extension up to 36 months. Hybrid work, 40 hours/week. Competitive compensation and benefits.”

“CERN seeks a Software Engineer for a 24-month hybrid role (extendable to 36 months) starting May 2026. Responsibilities include full-stack development, third-party software integration, and automation. Requirements: Master's + 2-6 years experience or PhD + up to 3 years experience, proficiency in Java, Spring Boot, Angular, and RESTful APIs. Stipend: 6372-7004 CHF/month, tax-free, plus benefits. English or French required.”

“Join CERN's Geodetic Metrology group as a Survey Engineer. Use advanced surveying tools for sub-millimetre accuracy in particle physics experiments. Contribute to the SPS complex maintenance and alignment during LS3. Ensure data consistency and improve workflows. Requires experience in high-precision geodetic or industrial metrology. 24-month contract with possible extension up to 36 months. Fully onsite, 40 hours/week. Eligible candidates must be nationals of CERN Member or Associate Member States with a Bachelor's or Master's degree and less than two years of professional experience.”

“Mechanical Technician role at CERN for superconducting magnet development and maintenance. Responsibilities include busbar construction, tooling development, procurement, and LHC tunnel interventions. Requires mechanical engineering background, hands-on experience, and proficiency in brazing, soldering, and inventory management. Fully onsite, 40-hour workweek, with potential for contract extension up to 8 years.”

“Lift Technician role at CERN for equipment maintenance. Responsibilities include designing, installing, and maintaining lifts and cranes. Requires experience in electromechanics, lift installation, and CMMS. Full-time, onsite position with potential for contract extension. Competitive benefits and salary. Must be fluent in English and willing to learn French.”

“CERN seeks an Environmental Engineer to support environmental protection, focusing on water and hazardous substances. The role involves monitoring, evaluating, and addressing environmental issues, developing guidelines, and collaborating with other departments. A Master's degree in Environmental Engineering and relevant experience are required. The position is a 5-year limited duration contract with potential for extension, offering a competitive tax-free salary, comprehensive benefits, and a dynamic, inclusive work environment.”

“CERN seeks an Indoor Air Quality Engineer to support occupational Health & Safety. The role involves designing air management systems, conducting on-site assessments, and leading IAQ studies. Requirements include a Master's degree or PhD in Mechanical or Environment and Building Engineering, experience with nuclear ventilation, and proficiency in IAQ standards. The position is a 5-year limited duration contract with potential extension, fully onsite, and involves work in radiation areas and underground installations.”

“Legal Advisor role at CERN for Health, Safety & Environment (HSE). Draft and review regulations, provide legal support, and advise on HSE matters. Master's degree in Law required. Experience in international legal environments preferred. Fluency in English and French. 5-year limited duration contract with possibility of extension. Hybrid work.”

“CERN seeks an Experimental Physicist for a 5-year limited duration contract. The role involves contributing to particle physics experiments, designing detectors, analyzing data, and collaborating with international teams. PhD or equivalent experience in physics required, with post-doctoral experience in experimental particle physics. Proficiency in data analysis, detector hardware, and English is essential. Hybrid work, competitive benefits, and potential for contract extension.”

“Scientific Associateship in Theoretical Physics at CERN. Contribute to theoretical particle physics research using CERN's facilities. Requires strong academic background, experience in theoretical particle physics, and existing relationship with CERN. Duration up to 12 months, extendable to 24 months. Fully onsite in Geneva. Compensation between 6683-9465 CHF/month, tax-free, plus benefits. Application deadline 15/03/2026.”

“CERN seeks a Monitoring Service Operations Engineer to maintain and evolve monitoring infrastructure using technologies like Grafana, OpenTelemetry, and Kubernetes. Responsibilities include operating the infrastructure, supporting users, and debugging issues. Candidates should have experience with Kubernetes, observability tools, and programming in Python, Go, or Java. The position offers a 24-month contract with a possible extension, a monthly stipend of 5266-5793 CHF, and comprehensive benefits. Eligible candidates must be nationals of CERN Member or Associate Member States, have a Bachelor's or Master's degree, and no prior CERN fellowship.”

“CERN seeks a Logistics and Material Flow Expert for the Future Circular Collider (FCC) study. The role involves simulating logistics chains, managing inventory, and collaborating with multidisciplinary teams. A Master's degree in Industrial Engineering or related field is required, along with experience in logistics modeling and simulation. The position is a 5-year limited duration contract with hybrid work flexibility and potential for extension.”

“Join CERN's Geodetic Metrology group for a 24-month graduate programme (extendable to 36 months) focusing on high-precision survey engineering. Use advanced tools like laser trackers and 3D scanners for the HL-LHC project. Requirements include a Bachelor's or Master's degree in Industrial Metrology or Topography, with up to 2 years of experience. Competitive stipend, benefits, and training provided. Fully onsite role in Switzerland.”

“FPGA and Hardware Designer role at CERN for the White Rabbit project. Develop HDL modules, simulation test benches, and assist in hardware design. Requires experience with AMD/Xilinx FPGAs, VHDL, Verilog, PCB design, and low-level C programming. Master's degree with 2-6 years of experience or PhD with up to 3 years of experience. 24-month contract, fully onsite, starting April 2026. Compensation between 6372-7004 CHF/month, tax-free.”

“Mechanical Design Engineer role at CERN for CNGS dismantling and Isolde Beam Dump projects. Responsibilities include 3D modeling, tool design, and project coordination. Requirements: 3D CAD software experience, mechanical calculations, and Bachelor's or Master's degree in Mechanical Engineering. Contract duration: 24 months, extendable to 36 months. Compensation: 5266-5793 CHF/month. Fully onsite, with potential night and holiday work. Medical clearance required due to occupational health risks.”

“Targets Stations Mechanical Engineer role at CERN. Design, construct, and maintain beam-intercepting devices. 24-month contract, extendable to 36 months. Requires Mechanical Engineering background, CAD skills, and fluency in English or French. Onsite role with radiation area work. Monthly stipend between 5266-5793 CHF, health insurance, and relocation package.”

“Administrative Assistant role at CERN, supporting the Controls Software & Services group. Responsibilities include front-office service, meeting organization, personal assistance to the Group Leader, event planning, and website content management. Requires a higher technical diploma or equivalent experience in general administration, proficiency in English, and a commitment to learn French. Limited duration contract (5 years) with possibility of extension and eligibility for indefinite contract. Fully onsite position with 40 hours per week.”

“Applied Physicist role at CERN focusing on superconducting magnet technology. Responsibilities include electromagnetic modelling, experimental characterisation of HTS cables and coils, and optimisation. Requires experience in applied superconductivity, multi-physics finite-element modelling, and cryogenic testing. Contract duration is 24 months, extendable to 36 months. Compensation ranges from 6372 to 7004 CHF monthly. Fully onsite role with comprehensive benefits including health insurance, pension fund, and relocation package.”

“* Gathering and iterating over requirements and features with our users and stakeholders (Power Converter Expe...”

“* User support: Act as the first point of contact for staff requiring materials or equipment, assisting with l...”