About the position
Work group:Science and Technology of Accelerating Systems
Area of research:Scientific / postdoctoral posts
Job description:Reference No. BE 2026/3
The Institute Science and Technology of Accelerating Systems is looking for
Postdoc (f/m/d) Development of a Ferroelectric Fast-Reactive Tuner (FE-FRT) for RF Cavities
Your Tasks
- Simulation, design and construction of fast ferroelectric tuners (FE-FRTs) for 800-MHz superconducting RF cavities to rapidly compensate microphonics
- Study the integration of FE-FRTs in the PERLE ERL Demonstrator and FCC-ee accelerators
- Bench testing of FE-FRTs and demonstration of their efficacy with SRF cavities in the HZB HoBiCaT test facility
Your Profile
- Doctoral degree in physics, electrical engineering or related discipline
- A minimum of 2 years of experience with FE-FRT cavity tuners is essential
- A minimum of 2 years of superconducting RF related experience is essential
- A minimum 5 years of experience with RF systems and their tests is essential
- Extensive experience with RF simulation techniques
- Experience in mechanical design is desirable
- Willingness to participate and coordinate international collaborations, and to travel
- Very strong communication skills in English (C1 level)
- Project management skills
Please enclose the following documents with your application:
- Motivation letter in English outlining your background, research interests, and motivation for applying for this postdoctoral position
- CV detailing your education, professional and research experience, and publications
- Contact details for two references
Further Information
Mr. Axel Neumann
+49 30 8062 - 17917
axel.neumann@helmholtz-berlin.de
Closing Date: 30.10.2026
This research center is part of the Helmholtz Association of German Research Centers. With more than 42,000 employees and an annual budget of over € 5 billion, the Helmholtz Association is Germany's largest scientific organisation.
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