Join our team of control and automation experts and contribute to the development of the UNICOS-CPC framework, used CERN-wide for the development of PLC-based control systems. Your work will focus on PLC code generation tools, supported by a modern software engineering workflow including automated build, test and deployment.

Your responsibilities:

• Develop, maintain and support the UNICOS-CPC resource package, a framework for standardised PLC code generation supporting Siemens and Schneider PLCs.
• Contribute to the maintenance and expansion of CI/CD pipelines for the automation of framework building and testing.
• Provide support to framework users, both internal and external to CERN.
• Contribute to the evaluation of new automation technologies, and to the next generation of controls at CERN.

Your profile:

• Background and/or interest in the field of automation and control.
• Strong problem-solving and technical communication skills.
• Some experience in Siemens and Schneider PLC platforms, or willingness to learn.
• Knowledge and experience in industrial communications protocols would be an asset.

Skills:

• Proficiency in Python.
• Some experience of PLC programming using IEC-61131 languages, or willingness to learn.
• Knowledge of Continuous Integration based on Gitlab CI would be an asset.
• Initial experience in C#.
• Spoken and written English or French, with a commitment to learn the basics of the other language.

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 Software Engineering and IT (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: 15.02.2026 at 23:59 CET.

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-April-2026

Job reference: BE-ICS-ACS-2026-1-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.

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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!

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