Network Administrator in ATLAS DAQ - European Organization for Nuclear Research (Geneva)

About this position

The summary below is published by European Organization for Nuclear Research on the official vacancy notice. Our own analysis — salary realism, comparable openings, career trajectory, language profile — follows further down the page.

Key responsibilities

According to the vacancy notice, the role centres on the following duties:

• Participate in the installation, commissioning, testing, and operation of network infrastructure supporting the ATLAS Data Acquisition (DAQ) system
• Deploy and maintain a production-ready network monitoring and alerting solution for critical DAQ services and equipment
• Collaborate with experts from other LHC experiments to identify common requirements and contribute to the development of scalable, future-proof monitoring solutions
• Support the operation and upkeep of the ATLAS TDAQ laboratory, including infrastructure, equipment, and resource management activities
• Contribute to the maintenance and evolution of the ATLAS DAQ hardware infrastructure, including server deployment, hardware interventions, and related technical support

Are you eligible?

Check these requirements from the notice before investing time in an application:

• Education: General secondary education diploma
• Experience: Basic experience as Sysadmin or Netadmin; hands-on experience with server and/or switch installations in professional environment; maximum of two years of professional experience since graduation in Computing Infrastructures or a related field
• Languages: English (spoken…), French (commitm…)
• Key skills: Basic knowledge of TCP/IP stack and Ethernet networks, Basic programming skills in Python and Bash, General knowledge of Linux systems, Ability to work in teams
• Eligibility: National of a CERN Member or Associate Member State; maximum of two years of professional experience since graduation in Computing Infrastructures or a related field; never had a CERN fellow or graduate contract before; applicants with a Bachelor's, Master's or PhD degree are not eligible

Contract and working arrangements

Contract duration: 24 months, with a possible extension up to 36 months maximum.

Working arrangements: Fully Onsite.

Hiring unit: ATLAS Data Acquisition (DAQ) team.

Position details

Reference

EP-ATL-DAQ-2026-228-GRAE

Last Verified

20 October 2026

Position overview

This is the official EU Careers listing for Network Administrator in ATLAS DAQ at CERN based in Geneva (Other). The vacancy reference is EP-ATL-DAQ-2026-228-GRAE. The role falls under the Research domain.

Join the ATLAS Data Acquisition (DAQ) team and contribute to the modernisation of one of the world's most advanced scientific computing networks. Working alongside experienced network engineers, you will gain hands-on experience in the deployment, testing, operation, and monitoring of a high-availability, multi-terabit-per-second network that underpins the ATLAS experiment, while helping to develop future-proof monitoring and alerting solutions in collaboration with experts across CERN and the LHC experiments.

Your responsibilities

- Participate in the installation, commissioning, testing, and operation of network infrastructure supporting the ATLAS Data Acquisition (DAQ) system. - Deploy and maintain a production-ready network monitoring and alerting solution for critical DAQ services and equipment. - Collaborate with experts from other LHC experiments to identify common requirements and contribute to the development of scalable, future-proof monitoring solutions. - Support the operation and upkeep of the ATLAS TDAQ laboratory, including infrastructure, equipment, and resource management activities. - Contribute to the maintenance and evolution of the ATLAS DAQ hardware infrastructure, including server deployment, hardware interventions, and related technical support.

Your profile

- Basic experience as Sysadmin or Netadmin. - Hands-on experience with server and/or switch installations in professional environment.

Skills

- Basic knowledge of TCP/IP stack and Ethernet networks. - Basic programming skills in Python and Bash. - General knowledge of Linux systems. - Ability to work in teams. - Spoken and written English, with a commitment to learn French.

Eligibility criteria:

- You are a national of a CERN Member or Associate Member State. - By the application deadline, you have a maximum of two years of professional experience since graduation in Computing Infrastructures (or a related field) and your highest educational qualification is a general secondary education diploma. - You have never had a CERN fellow or graduate contract before. - Applicants with a Bachelor's, Master's or PhD degree are not eligible.

Job closing date: 13.10.2026 at 23:59 CEST.

Contract duration: 24 months, with a possible extension up to 36 months maximum.

Working hours: 40 hours per week

Job flexibility: Fully Onsite

Target start date: 01-January-2027

This position involves:

- Work in Radiation Areas. - Interventions in underground installations. - Stand-by duty, when required by the needs of the Organization. - Work during nights, Sundays and official holidays, when required by the needs of the Organization.

Job reference: EP-ATL-DAQ-2026-228-GRAE

Field of work: Information Technologies

Benchmark job: 300030 - Computing Technician

Global Benefits

- A monthly stipend of 4687 Swiss Francs per month (tax free). - 30 days of paid leave per year plus 2 weeks annual closure. - Coverage by CERN’s comprehensive health insurance scheme (for yourself, your spouse and children), and membership of the CERN Pension Fund. - Family, child and infant monthly allowances depending on your individual circumstances. - A relocation package (installation grant and travel expenses) depending on your individual circumstances. - Possibility to extend your contract up to 36 months. - On-the-job and formal training including language classes.

Overview of CERN -Discover a world where the impossible is made possible!

At CERN, the European Organization for Nuclear Research, we are pushing the frontiers of science and technology. Our groundbreaking work brings together not only physicists but also a diverse range of professionals from engineering, technical, scientific, and administrative fields. Together, we foster an environment where innovation and collaboration thrive.

Every day, we face exciting new challenges and opportunities to contribute to cutting-edge research that shapes our understanding of the universe. We meet these challenges through the diverse perspectives within our teams, ensuring every contribution is valued and driving our shared sense of inclusion and purpose. Diversity is a core value of CERN since its foundation, and it remains central to our mission and continued success.

If you are ready to be part of a dynamic, inclusive community pushing the boundaries of knowledge, CERN is the place where your curiosity and skills can thrive. Be part of our mission to uncover what lies at the heart of the universe!TAKE PART!

More information about us, here:careers.cern

Application timeline

This vacancy was first listed on 22 September 2026, 47 days ago.

No closing date is published in the source feed for this position. EU vacancies typically remain open for four to eight weeks; check the official vacancy notice for the cut-off date and time.

Last verified against the EU Careers feed on 20 October 2026 (19 days ago).

Where to learn more

For headcount, mission, and other open vacancies at CERN see the CERN institution page; for the cost of living, correction coefficient, and other postings in Geneva see our Geneva location page; for related vacancies in the Research field browse our Research domain page.

New to EU careers? Our beginner's guide walks through entry routes, EPSO competitions, and what to prepare. For application logistics see application tips and EPSO competitions.