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Design and implement innovative triggering algorithms and ML/AI-based approaches for the ATLAS trigger system during the HL-LHC era. Collaborate with experts to simulate selections, estimate rates, and supervise doctoral students.
Requires a PhD in Physics or a related field with up to 3 years of experience, or a Master's degree with 2 to 6 years of experience. Candidates must have a strong background in collider physics and AI/ML, and must not have previously held a CERN fellow or graduate contract.
The goal of this project is to introduce innovative selections into the ATLAS trigger system to improve the identification of events in difficult regions of the parameter space, including rare Standard Model processes and exotic signatures. In collaboration with NextGen doctoral students, the selected candidate will contribute to the development of the trigger menu for the High-Luminosity Large Hadron Collider (HL-LHC) era. The position is part of the Next Generation Trigger programme.
Skills
Eligibility criteria:
Job closing date: 22.07.2026 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-October-2026
This position involves:
Job reference: EP-ATL-OSW-2026-124-GRAP
Field of work: Experimental Physics
Benchmark job: 200140 - Applied Physicist
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
Imagine working in a place like nowhere else on Earth. CERN. Take part!
CERN is a truly unique organisation. A genuine collaboration between countries, universities, and scientists, driven not by profit margins, but by a commitment to create and share knowledge. People here are part of immense scientific discoveries, answering some of life’s most complex questions and pushing the boundaries of understanding. Experts from every field come here to share in this ambition and the nature of this collaborative, international community creates a genuine atmosphere of trust. People are free to work creatively and to trust in, and rely on, their colleagues across the organisation. History’s being made here – and the excitement is tangible, inspiring, and overwhelming at times. It is the only place in the world where you can do this work in this way. --- If you’ve worked at CERN in the past, why not join the official CERN LinkedIn Alumni group, linked from this page.
Offices: 1 Esplanade des Particules, Meyrin, Genève 1217, CH
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