ESRF - European Synchrotron Radiation Facility

IT Network Engineer

ESRF - European Synchrotron Radiation Facility

Grenoble, France


The European Synchrotron, the ESRF, is an international research centre based in Grenoble, France.

Through its innovative engineering, pioneering scientific vision and a strong commitment from its 700 staff members, the ESRF is recognised as one of the top research facilities worldwide. Its particle accelerator produces intense X-ray beams that are used by thousands of scientists each year for experiments in diverse fields such as biology, medicine, environmental sciences, cultural heritage, materials science, and physics.

Supported by 21 countries, the ESRF is an equal opportunity employer and encourages diversity.


The IT Services Group plays a pivotal role to the European Synchrotron's scientific missions, providing computing resources and services. Join our IT team and play a key role in the daily operations of our expansive and intricate data communication network. This network boasts approximately 700 switches, enabling 45,000 ports that connect over 10,000 network nodes.

Your main missions will include:

  • Contributing to constant evolution of the network infrastructure by improving its reliability, security and performance;
  • Troubleshooting and problem solving;
  • Maintaining network appliances and infrastructure services;
  • Managing upgrades and new installations: including validation tests for new devices, documentation, organization of installations, and network maintenance;
  • Managing and maintaining Ethernet switches, routers and network appliances;
  • Participating in Network standby runs (mandatory);
  • Defining and implementing cybersecurity plans for network-related actions;
  • Management and operation of LAN/WAN security, including campus firewalls, VPN, WAF, threat defense systems, etc.;
  • Design and deployment of our new data centre and Campus network architectures;
  • Developing and administrating wireless networks;
  • Monitoring, operating, and troubleshooting Including participating in ticketing and issue resolution.


  • Higher university degree in Computer Science, Telecommunications or equivalent. (Master or equivalent 300 ECTS diploma);
  • Minimum of two years of relevant professional experience;
  • An official Cisco or Extreme Networks certification would be an asset;
  • Experience with the following technologies: SDN, Fabric, IPv6, VPN, routing (BGP, OSPF), switching, wireless, and network security;
  • Strong knowledge of Linux, programming languages and scripting;
  • Team spirit, autonomy and a service-oriented attitude;
  • Good communication skills;
  • Flexibility and capacity to adapt to projects evolution.


Permanent contract.

The salary will be calculated on the basis of relevant qualifications and professional experience.

Do you recognize yourself in this description? Apply now for your next professional adventure!

What we offer:

  • Join an innovative international research institute, with a workforce from 38 different countries;
  • Collaborate with global experts to advance science and address societal challenges;
  • Come and live in a vibrant city, in the heart of the Alps, and Europe's Green Capital 2022;
  • Enjoy a workplace designed to support your quality of life;
  • Benefit from our competitive compensation and allowances package, including financial support for your relocation to Grenoble.

For further information on employment terms and conditions, please refer to

The ESRF is an equal opportunity employer and encourages applications from disabled persons.

Apply Now

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