You are an enthusiast technician in mechanics willing to work in an international environment as part of a multidisciplinary team and you like pushing the limits of your achievements?

You will:
• Construct and assemble cryostats and cryo-magnets for the HL-LHC Project.
• Produce bespoke tooling and install workstations for the assembly of cryo-magnet service modules and pipe interfaces.
• Manufacture or adjust mechanical parts using conventional machines tools like lathe, milling machine and drill press.
You are:
• Able to work autonomously and in team, upon circumstances.
• Precise and rigorous in the execution of your work.
• Punctual and diligent at work.

The skills and/or technologies you should have and/or know:   

• Knowledge and application of manufacturing methods and work preparation.
• Good command in reading technical drawings including ISO-GPS dimensioning.
• Processing of metals and alloys.

In the TE-CRG-IC instrumentation and control section you will:

• Participate to design, production, installation, commissioning of the control-electrical system required for the CERN LHC cryogenic installations;
• Prepare documentation/procedures for the control-electrical cabinets manufacture, assembly and installation;
• Supervise/coordinate construction, tests and installation of the control-electrical systems;
• Supervise the control-electrical equipment;
• Carry out maintenance study, repair, testing protocol and modification for the existing the control-electrical installations.

The skills and/or technologies you should have and/or know:                

• Low Voltage power/control cabinet design (with See Electrical or equivalent software);
• Industrial Instrumentation;
• Industrial control (PLC).

You are multitasking and passionate about mechanical engineering? Take part.
The SY-STI-TCD 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 reliable for the operation of CERN accelerators.

You will:

• Be part of the multidisciplinary team in charge of the conception, assembly, installation, and maintenance of the beam intercepting devices;
• Be in charge of the execution of the cycling of the spare collimators, in order to maintain the spare units at maximum availability and identify in advance any problem;
• Support , and project follow-up for the future LHC collimation system;
• Contribute to mechanical support activities executed in the accelerators complex and the operation of the mechanical workshop of our team.

The skills and/or technologies you should have and/or know: 

• CAD systems, 3D and 2D drawing;
• Assembling, and testing precision mechanics;
• Good communication, well-organized with accountability;
• Working in a team, as well as independently.

Within the SY-ABT Beam Transfer Controls section, you will develop Siemens PLC automation applications, provide schematics for controls crates, and you will collaborate closely with various experts of the ABT group as well as CERN beam control and operation groups for ABT control systems maintenance and commissioning.

The skills and/or technologies you should have and/or know: 

• Control software development on Siemens PLC (Step7 / TIA portal / WinCC);
• Knowledge of electrotechnics, crate cabling schematics design and test.

You will be:

• Accomplishing a wide range of administrative tasks for the Council Secretariat, which is in charge of organising the meetings of the CERN Council and its subsidiary bodies throughout the year;
• Liaising in a diplomatic and efficient manner with various internal and external stakeholders at all levels;
• Replacing the administrative assistant of the Translation and Minutes service as and when required.

The skills and/or technologies you should have and/or know: 

• MS Office proficiency;
• Ability to understand and speak English in a professional context and to prepare standard texts in English;
• Ability to understand and speak French in everday situations.

In 2030, the Quench Heater Discharge Power Supplies (DQHDS) will have protected the superconducting magnets in the event of a quench for more than 20 years of operation. A complete renewal of the units might be necessary in case their components start wearing out, and it is therefore critical that lifetime studies are performed in advance to be able to plan such a potential major upgrade.

You will be incorporated into the Magnet Protection section within the CERN MPE group (https://mpe.web.cern.ch/magnet-protection-systems). The job to be carried out involves designing and production of electronic boards, preparation of measurement test benches and monitoring systems, qualification tests, and the analysis of the results.

The skills and/or technologies you should have and/or know: 

• Design, production, and testing of electronic boards;
• Data acquisition systems;
• Design and manufacturing of test benches.

You are a mechanical technician, interested to participate in the fabrication of superconducting magnets for the High Luminosity upgrade of the LHC accelerator.

In particular, you will:

• Participate to the different phases of the fabrication of new generation superconducting coils (based on Nb3Sn technology), such as cable despooling, winding and curing, preparation for heat treatment, splicing, preparation for epoxy impregnation, finishing;
• Participate to the assembly of superconducting large accelerator magnets;
• Support production activities by preparing or modifying mechanical components on conventional machines (milling, turning);
• Participate to the development of custom made tooling.

The skills and/or technologies you should have and/or know: 

Mechanical assembly and / or conventional machining (milling, turning) and / or welding, brazing, soldering.

Find out more here: https://te-dep-msc-lmf.web.cern.ch/ 

Within the exploitation of the LHC quench detection system (QDS) during LHC run 3, you will be involved in the maintenance and operation of the QDS, the procurement of electronic components as well as the assembly and test of spare units.

Find out more here: https://wikis.cern.ch/display/MPEEP/Electronics+for+Protection+Home

You will provide support for the operation maintenance of QDS systems installed on magnet test benches. 

You will acquire knowledge in the following areas: electronics engineering, safety critical systems, maintenance, test and commissioning of electronics systems.

The skills and/or technologies you should have and/or know: 

• Good knowledge of analog and digital electronics; 
• Experience in the assembly, testing, operation and maintenance of electronic systems; 
• Experience in using lab instruments.

You recently graduated in civil engineering and are willing to gain hands-on experience in a multicultural environment?

This works supervisor position might be your opportunity to join CERN's dynamic Site Asset Management group.

Your main duties will include:

• Responsibility for work requests in the fields of civil engineering and buildings (concrete / metal structure, envelope) for surface buildings, underground and galleries;
• Launch and follow-up of (construction or renovation) works in close cooperation with internal customers;
• Coordination of various technical and secondary trades;
• Regular control of Safety rules enforcement on the work site;
• Quality control of the contractors' daily work;
• Control of the works execution, in line with best practices and technical specifications;
• Budget follow-up: checking of quotes, launch of the orders, control and validation of the final measurements established by the contractors;
• Use of CERN's computer tools.

The skills and/or technologies you should have and/or know: 

• Proactivity;
• Team spirit;
• Adaptability.

The ATLAS System Administration team manages the ATLAS online computing infrastructure. This is a mission-critical heterogeneous computing system composed by roughly four thousand computers operated by few thousands users.

The System Administration team is responsible for all aspects associated with such a large installation, including hardware upkeep and refurbishment, computing infrastructure, operating system deployment and tuning, operational monitoring and computer security.

You will be fully integrated in the System Administration team, working and collaborating with the existing experts. You will share all team duties, from the day to day system operation to user support and troubleshooting. In due time you will also take responsibility for specific projects, like the improvement of the monitoring and management tools, the review of the web application deployment mechanisms or the update of the software distribution and replication scheme.

The skills and/or technologies you should have and/or know: 

• Linux Operating System, in particular RHEL variants;
• Scripting languages (e.g. Bash, Python);
• Development tools on Linux (e.g. Git);
• Computer hardware troubleshooting and maintenance.