Computer Security Architect (IT-DI-CSO-2026-190-GRAE) — CERN
- Location
- Geneva
- Contract
- full-time
- Posted
- Yesterday
Role overview
As the successful candidate you will contribute to the CERN Computer Security Office by 1) maintaining, extending and developing extra functionality for its Security Operations Centre, i.e. the central hub for incident detection and response, and, 2) and in parallel, securing CERN's contracted external cloud services (i.e.
AWS and Oracle cloud, but also reviewing Microsoft Azure, Microsoft 365, Google Cloud Platform and Google Workspace set-ups). of CERN
Discover a world where the impossible is made possible!
- As the successful candidate you will contribute to the CERN Computer Security Office by 1) maintaining, extending and developing extra functionality for its Security Operations Centre, i.e. the central hub for incident detection and response, and, 2) and in parallel, securing CERN's contracted external cloud services (i.e.
- AWS and Oracle cloud, but also reviewing Microsoft Azure, Microsoft 365, Google Cloud Platform and Google Workspace set-ups). of CERN
- Your responsibilities Your main tasks will include:
- Take an active role in maintaining, supporting, and extending the Computer Security Office's incident detection and response infrastructure (its "Security Operating Centre") based on open source technologies (e.g. "Zeek", OpenSearch, Apache Kafka, Kubernetes, "MISP").
- Experience in design of networks as well as knowledge of communication technologies and protocols.
- Experience in administration of computing systems as well as installation, operation and maintenance (preventive and corrective) of computing systems.
Main responsibilities
- Your responsibilities Your main tasks will include:
- Take an active role in maintaining, supporting, and extending the Computer Security Office's incident detection and response infrastructure (its "Security Operating Centre") based on open source technologies (e.g. "Zeek", OpenSearch, Apache Kafka, Kubernetes, "MISP").
- Configure the IT department's newly contracted external cloud services (i.e.
- Review, in addition, the current security posture and configuration of CERN's existing Microsoft and Google SaaS cloud configurations.
- As side-tasks, you will have the opportunity to:
- Contribute to other computer security projects managed by the Office.
- Providing advice and consultancy in matters of computer security, including performing penetration testing.
- More information here .
Key requirements
- Experience in design of networks as well as knowledge of communication technologies and protocols.
- Experience in administration of computing systems as well as installation, operation and maintenance (preventive and corrective) of computing systems.
- Experience in "computer security", secure configurations, security analysis and penetration testing, and, in particular, that of cloud services.
- Ideally, but in addition, experience in monitoring and responding to security threats and incidents for ICT systems. Skills
- Excellent knowledge of the Linux/UNIX operating system, virtualisation, databases, and in particular of shell scripting and programming (Python, and/or C), other languages or technologies would be a plus.
- Knowledge of cloud frameworks like Kubernetes.
- Knowledge of best practises for developing secure software and of, development and integration of IT security (features), in particular in AWS, Google and MS cloud environments.
- Spoken and written English, with a commitment to learn French. Eligibility criteria:
- You are a national of a CERN Member or Associate Member State .
What the company offers
- AWS, GCP, Azure and Oracle) such that their functionality and data maximally benefit from all relevant inherent security settings.
Application process
- By the application deadline, you have a maximum of two years of professional experience since graduation in Computer Science (or a related field) and your highest educational qualification is either a Bachelor's or Master's degree .
- You have never had a CERN fellow or graduate contract before.
- Applicants without University degree are not eligible.
- Applicants with a PhD are not eligible.
- Job closing date: 11.08.2026 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: Hybrid Target start date: 01-October-2026 This position involves:
Company and context
- 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: IT-DI-CSO-2026-190-GRAE Field of work: Software Engineering and IT Benchmark job: 200020 Computing Engineer Global Benefits
- A monthly stipend between 5266-5793 Swiss Francs per month (tax free) depending on your degree.
- 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.
- At CERN, the European Organization for Nuclear Research, we are pushing the frontiers of science and technology.
Additional details
- AWS and Oracle cloud, but also reviewing Microsoft Azure, Microsoft 365, Google Cloud Platform and Google Workspace set-ups). Your responsibilities Your main tasks will include:
- Ideally, but in addition, experience in monitoring and responding to security threats and incidents for ICT systems.
- Spoken and written English, with a commitment to learn French. Eligibility criteria:
- Contract duration: 24 months, with a possible extension up to 36 months maximum. Working hours: 40 hours per week Job flexibility: Hybrid Target start date: 01-October-2026 This position involves:
- Work during nights, Sundays and official holidays, when required by the needs of the Organization. Job reference: IT-DI-CSO-2026-190-GRAE Field of work: Software Engineering and IT Benchmark job: 200020 Computing Engineer
Notes and original content
- AWS and Oracle cloud, but also reviewing Microsoft Azure, Microsoft 365, Google Cloud Platform and Google Workspace set-ups).
- Your responsibilities
- Your main tasks will include:
- Your profile
- Spoken and written English, with a commitment to learn French.
- Eligibility criteria:
- Contract duration: 24 months, with a possible extension up to 36 months maximum.
- Working hours: 40 hours per week
- Job flexibility: Hybrid
- Target start date: 01-October-2026
Questions about this listing
What salary does CERN offer for this role?
CERN lists CHF 63'000 - 107'500 gross per year for this position in Geneva. This is the salary published in the original listing (or, when the employer omits a figure, a realistic estimate for the role and sector) — the calculator on this site converts it to your actual net take-home once cross-border tax and social contributions are applied.
Is this a full-time role, and what type of contract does CERN offer?
This listing is a full-time position. The contract type shown here comes directly from the employer's original posting; always confirm exact hours, notice period and probation length with CERN during the application process, since these details can vary by role even within the same contract category.
Do I need a cross-border work permit for a role in Geneva?
EU/EFTA residents living in the border zone of the country adjoining Canton Geneva can apply for a G permit; the Swiss employer files it with that canton's migration office after the contract is signed. Border-zone rules and processing times vary by neighbouring country and canton, so confirm the specifics with Geneva's cantonal migration office or with HR during the application.
How do I apply for this position at CERN?
Use the "Apply now" button on this page — it links directly to CERN's original listing at jobs.smartrecruiters.com, so your application goes straight to the employer's own applicant-tracking system. Frontaliere Ticino does not collect or forward applications itself.
