Junior Automation & Controls Engineer (SY-EPC-CCS-2026-254-GRAE)

CERN is hiring a Junior Automation & Controls Engineer (SY-EPC-CCS-2026-254-GRAE) in Geneva, Switzerland. Level rates it ; you can apply on CERN.

Level's read on this job

Level rates this role Uses AI ●●○○: an ordinary role that requires AI tools.
The posting mentions Claude and Claude Code among its tools and skills.
Level classes it as a junior role.
CERN has 53 other open roles on Level.
Posted within the past week.

AI in this role

ClaudeClaude Code

Join us and contribute to the development and commissioning of industrial control systems for CERN's largest power installations. You will have the opportunity to work with cutting-edge automation technologies and modern software engineering tools.

Your responsibilities

Design, develop, and commission large-scale, distributed control systems based on Siemens S7-1500 PLCs and CERN's UNICOS-CPC framework.
Develop Python-based test scripts for model-based validation of control systems on a real-time Hardware-in-the-Loop (HIL) platform.
Contribute to the development and maintenance of our CI/CD pipelines and automated testing framework.
Contribute to the adoption and integration of AI tools into the team's engineering and software development workflows.
Supervise students.

More information here.

Your profile

Practical experience in developing and testing Siemens S7-1500 PLC-based control systems.
Knowledge of automation technologies (e.g. SCADA, fieldbuses, etc.).
Initial experience with Python programming.
Knowledge of Git, Gitlab and CI/CD practices.
Familiarity with system testing and Hardware-In-The-Loop.

Skills

Strong problem-solving and technical communication skills.
Siemens S7-1500 PLCs and TIA Portal.
Python.
Git, Gitlab, CI/CD.
AI-assisted software development tools, such as Claude Code or equivalent.

Skills that would be an advantage:

Matlab Simulink and Hardware-In-The-Loop testing.
Industrial fieldbuses (Profinet, OPC-UA) and SCADA (preferably WinCC OA).

Language skills

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 Automation, Electrical Engineering (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: 01.12.2026 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: Hybrid

Target start date: 01-March-2027

Job reference: SY-EPC-CCS-2026-254-GRAE

Field of work: Information Technologies

Benchmark job: 200020 - Computing Engineer

Global Benefits

A monthly net stipend of either 5266 or 5793 Swiss Francs per month 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.

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

How we rate this

Junior Automation & Controls Engineer (SY-EPC-CCS-2026-254-GRAE) at CERN rates 45 out of 100 for how much of the daily work is AI. That makes it Uses AI (AI Level 2 of 4). The level is about AI in the job, not seniority.

Classification

Uses AI. An ordinary role that requires AI tools.

●●●● Builds AI80 to 100
●●●○ Works on AI60 to 79
●●○○ Uses AI40 to 59
●○○○ Little AI0 to 39

Levels come from how often the tools, models and workflows of the role are named in the posting itself. Read the description and count the AI tools, models and workflows it names.

Key facts

Junior Automation & Controls Engineer (SY-EPC-CCS-2026-254-GRAE) is an open job at CERN.
Level rates this role AI Level 2 of 4: Uses AI.
The role is based in Geneva, GENEVA, Switzerland.
The job was posted on November 11, 2026.
Seniority: junior.
Applications are handled by CERN. Apply on CERN

Prepare for this job

Built from this posting and from similar jobs on Level.

Skills and AI tools this role asks for

ClaudeClaude Code

Questions you could be asked

What's a project where you used Claude hands-on?
Walk me through how you've used Claude Code in your day-to-day work.
This role expects you to use AI tools as part of the job. Which ones have you used, and for what?
Tell me about a time an AI tool got something wrong. How did you catch it?

Adapt your resume

List these exact terms on your resume: Claude and Claude Code. An applicant tracking system matches the wording, not the idea.
Attach one line of real, concrete experience to at least one of them. A tool named with nothing behind it rarely survives a human read.
Put the AI tool in a bullet point about what you did, not just in a skills list. This role treats it as a required part of the job.

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