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The of Nuclear Physics Institute of the Czech Academy of Sciences, in accordance with Act No. 283/1992 Coll. on the Czech Academy of Sciences, as amended by Act No. 420/2005 Coll. and the Statutes of the Czech Academy of Sciences, announces a selection procedure for the position of Scientist - Postdoctoral Researcher.
The Nuclear Physics Institute with its long tradition of nuclear research in Řež, is part of the Czech Academy of Sciences and focuses primarily on experimental and theoretical nuclear physics, including applied research.
We are the CRL radiocarbon laboratory at the Nuclear Physics Institute, equipped with an accelerator mass spectrometry (AMS) system, and we are the only laboratory of its kind in the Czech Republic. Our equipment also includes other analytical and laboratory instruments. In this area, we can compare ourselves with the world's leading radiocarbon laboratories. We are currently working on several projects and also handle commercial orders (https://www.ujf.cas.cz/en/departments/department-of-radiation-dosimetry/).
Who we are looking for:
Scientist – postdoctoral researcher with experience in using AMS (Accelerator Mass Spectrometry) systems. Experience in related fields (physical chemistry, chemistry, analytical chemistry) is an advantage.
Required qualifications:
- PhD or equivalent in a relevant field
- at least two years of experience in the required field
- professional experience in the use of AMS systems
- ability to communicate actively in English (both in spoken and written form)
- scientific writing skills
- ability to work independently and collaborate within national and international teams
- experience in submitting applications for domestic and international projects is an advantage
Key responsibilities:
- perform research based on analytical methods and related instrumentation
- develop new methods and analytical procedures related primarily to radiocarbon dating
- analyse and interpret experimental data
- responsibility for the operation and reliability of instruments and measured data.
- publish results in high-impact scientific journals and present research findings at domestic and international conferences
- collaborate with partner institutions in the Czech Republic and abroad
What we offer:
- full-time employment (36-hour working week for employees in risk category A)
- fixed-term employment contract (12 months) with the possibility of extension
- work in a stable and prestigious research environment with excellent instrumentation
- scientific career with the opportunity to participate in interdisciplinary research projects
- flexible working hours
- salary based on qualifications and experience, possible semi-annual bonuses
- five weeks of vacation plus one extra week for risk category A employees
- contributions to supplementary pension insurance, vacation, cultural events, and more (according to your choice)
- opportunity to apply for accommodation for employees of the Czech Academy of Sciences
Why NPI:
- NPI is the largest Czech institution in the field of nuclear physics – 150 experts working on internationally recognized research.
- the CRL radiocarbon laboratory at NPI
- in the field of analytical method development and instrumentation utilization, we are able to provide space for young scientists to carry out their work
Salary: 45 – 50 000 CZK/month
Place of work: Radiation Dosimetry Department, Institute of Nuclear Physics, Czech Academy of Sciences (premises of Bulovka University Hospital in Prague and research institutes in Řež near Prague)
Start date on April 1, 2026, or by agreement.
How to Apply:
If you are interested in this position, please submit the following documents to the contact listed below.
Your application must include:
- curriculum vitae (CV) – including education, professional experience, a list of publications and conference contributions, research projects, and grant applications
- a copy of your Ph.D. certificate or an equivalent qualification
- a motivation letter, including an overview of past, current, and future research interests
- your earliest possible start date
Application deadline: 28 February 2026
If you are interested, please send the above-mentioned documents to the contacts listed below.
Ing. Ivo Světlík, Ph.D., svetlik@ujf.cas.cz
Please always include the following text with your email so that we can process the information you send us: I agree that my personal data sent to ÚJF AV ČR, v.v.i., with its registered office at Řež 292, 250 68 Husinec, be used exclusively for the purposes of job placement and maintaining a database of job seekers, in accordance with Act No. 101/2000 Coll. Consent is given for a period of one year and may be revoked in writing at any time.
The of Nuclear Physics Institute of the Czech Academy of Sciences, in accordance with Act No. 283/1992 Coll. on the Czech Academy of Sciences, as amended by Act No. 420/2005 Coll. and the Statutes of the Czech Academy of Sciences, announces a selection procedure for the position of Scientist - Postdoctoral Researcher.
The Nuclear Physics Institute with its long tradition of nuclear research in Řež, is part of the Czech Academy of Sciences and focuses primarily on experimental and theoretical nuclear physics, including applied research.
We are the CRL radiocarbon laboratory at the Nuclear Physics Institute, equipped with an accelerator mass spectrometry (AMS) system, and we are the only laboratory of its kind in the Czech Republic. Our equipment also includes other analytical and laboratory instruments. In this area, we can compare ourselves with the world's leading radiocarbon laboratories. We are currently working on several projects and also handle commercial orders (https://www.ujf.cas.cz/en/departments/department-of-radiation-dosimetry/).
Who we are looking for:
Scientist – postdoctoral researcher with experience in measuring the isotopic abundance of 13C and 15N using Isotope Ratio Mass Spectrometry (IRMS). Experience with HPLC (High Pressure Liquid Chromatography) and FTIR (Fourier Transformed Infrared spectroscopy) instruments is an advantage. Experience with radiocarbon dating is an advantage.
Required qualifications:
- PhD or equivalent in a relevant field
- at least two years of experience in the required field
- professional experience with measuring the isotopic abundance of 13C and 15N using IRMS
- ability to communicate actively in English (both in spoken and written form)
- scientific writing skills
- ability to work independently and collaborate within national and international teams
- experience in submitting applications for domestic and international projects is an advantage
Key responsibilities:
- perform research based on analytical methods and related instrumentation
- develop new methods and analytical procedures related primarily to radiocarbon dating
- analyse and interpret experimental data
- responsibility for the operation and reliability of instruments and measured data.
- publish results in high-impact scientific journals and present research findings at domestic and international conferences
- collaborate with partner institutions in the Czech Republic and abroad
What we offer:
- full-time employment (36-hour working week for employees in risk category A)
- fixed-term employment contract (12 months) with the possibility of extension
- work in a stable and prestigious research environment with excellent instrumentation
- scientific career with the opportunity to participate in interdisciplinary research projects
- flexible working hours
- salary based on qualifications and experience, possible semi-annual bonuses
- five weeks of vacation plus one extra week for risk category A employees
- contributions to supplementary pension insurance, vacation, cultural events, and more (according to your choice)
- opportunity to apply for accommodation for employees of the Czech Academy of Sciences
Why NPI:
- NPI is the largest Czech institution in the field of nuclear physics – 150 experts working on internationally recognized research.
- the CRL radiocarbon laboratory at NPI
- in the field of analytical method development and instrumentation utilization, we are able to provide space for young scientists to carry out their work
Salary: 45 – 50 000 CZK/month
Place of work: Radiation Dosimetry Department, Institute of Nuclear Physics, Czech Academy of Sciences (premises of Bulovka University Hospital in Prague and research institutes in Řež near Prague)
Start date on April 1, 2026, or by agreement.
How to Apply:
If you are interested in this position, please submit the following documents to the contact listed below.
Your application must include:
- curriculum vitae (CV) – including education, professional experience, a list of publications and conference contributions, research projects, and grant applications
- a copy of your Ph.D. certificate or an equivalent qualification
- a motivation letter, including an overview of past, current, and future research interests
- your earliest possible start date
Application deadline: 28 February 2026
If you are interested, please send the above-mentioned documents to the contacts listed below.
Ing. Ivo Světlík, Ph.D., svetlik@ujf.cas.cz
Please always include the following text with your email so that we can process the information you send us: I agree that my personal data sent to ÚJF AV ČR, v.v.i., with its registered office at Řež 292, 250 68 Husinec, be used exclusively for the purposes of job placement and maintaining a database of job seekers, in accordance with Act No. 101/2000 Coll. Consent is given for a period of one year and may be revoked in writing at any time.
The Nuclear Physics Institute of the Czech Academy of Sciences (NPI) is seeking a highly motivated postdoctoral researcher or research scientist to join our Department of Nuclear Physics, contributing to research in nuclear reactions, exotic nuclei, and astrophysical processes at our cyclotron accelerator. The position offers an exciting opportunity to engage in high-impact international collaborations, particularly within the GANIL-SPIRAL2 facility, supporting fundamental nuclear science and accelerator-driven applications.
The Nuclear Physics Department at NPI plays a leading role in theoretical and experimental nuclear research in Czechia, focusing on nuclear reaction mechanisms, nuclear data precision, and astrophysical nucleosynthesis. Our collaboration with GANIL-SPIRAL2, one of Europe’s most advanced heavy-ion research centers, provides a unique platform for studying exotic nuclei, neutron-rich isotopes, and nuclear interaction dynamics. As a part of this collaboration, the successful candidate will contribute to large-scale international experiments, supporting advancements in nuclear structure models and reaction studies.
Key Responsibilities
🔬 Conduct research in nuclear reactions and exotic nuclei in collaboration with GANIL-SPIRAL2.
🔬 Analyze and interpret experimental nuclear data, contributing to fundamental models of stellar nucleosynthesis.
🔬 Engage in beamline experiments and detector developments, supporting high-precision measurements.
🔬 Develop new methodologies for nuclear spectroscopy and reaction studies.
🔬 Publish findings in high-impact scientific journals and present results at international conferences.
🔬 Collaborate with global nuclear physics institutions to advance interdisciplinary applications.
Required Qualifications
✔️ Ph.D. in nuclear physics or astrophysical nuclear research.
✔️ Expertise in nuclear reaction studies, isotope production, or accelerator-driven experiments.
✔️ Strong analytical skills and experience in data modelling.
✔️ Excellent scientific writing and presentation skills with a track record of publications.
✔️ Ability to work independently and in collaborative international teams.
What We Offer
- Full-time employment (reduced working week of 36 hours/week for risk category A employees)
- Work in a stable and prestigious research environment equipped with top class instrumentation
- A promising scientific career with opportunities to participate in top-tier international projects
- Flexible working hours and occasional remote work (after the probation period)
- Salary based on qualifications and experience, possible half-year bonuses
- Five weeks of vacation plus one additional week for employees in risk category A
- A meal allowance of CZK 115 and access to an on-site cafeteria with a wide variety of meals
- Contributions on pension plans, holidays, cultural events, and more (based on your selection)
- Language courses in majority funded by the employer
- Opportunity to apply for Academy of Sciences of the Czech Republic employee housing
Application Process:
Interested candidates should submit following documents to the contact below: Curriculum vitae - List of publications, conference contributions, research projects & grant proposals - Two recommendation letters - Copy of Ph.D. certificate - Summary of past, current & future research interests – Date of start
Contact:
Mgr. Jaromír Mrázek, Ph.D., mrazek@ujf.cas.cz Personal dept.: personalni@ujf.cas.cz
We are seeking an Instrument Scientist for neutron diffraction research specializing in strain/stress characterization. As part of the Academy of Sciences of the Czech Republic, the Neutron Physics Laboratory (NPL) offers access to state-of-the-art neutron scattering facilities within the CANAM user infrastructure.
🔗 More information: CANAM Neutron Physics Laboratory
We are looking for a motivated scientist to take responsibility for operating the neutron diffractometer and to participate in research on deformations and stresses in technologically significant materials.
Key Responsibilities
🔬 Active involvement in experiments using the neutron diffractometer SPN-100 at HRZK4
🔬 Collaboration with external researchers and analysis of micro- and macro-stresses in materials
🔬 Development and modernization of measuring techniques and automated diffractometer control
🔬 Opportunity to develop your own research program in strain/stress analysis and related fields
Required Qualifications
✔️ PhD or equivalent in materials research, physics, or chemistry (or close to obtaining the degree)
✔️ Scientific publishing in international journals
✔️ Technical skills, precision, and independence
✔️ Advantage: reference contact within academic field
✔️ Integrity
What We Offer
- Full-time employment (reduced working week of 36 hours/week for risk category A employees)
- Work in a stable and prestigious research environment equipped with top class instrumentation
- A promising scientific career with opportunities to participate in top-tier international projects & personal development
- Flexible working hours and occasional remote work (after the probation period)
- Salary based on qualifications and experience, possible half-year bonuses
- Five weeks of vacation plus one additional week for employees in risk category A
- A meal allowance of CZK 115 and access to an on-site cafeteria with a wide variety of meals
- Contributions on pension plans, holidays, cultural events, and more (based on your selection)
- Language courses in majority funded by the employer
- Opportunity to apply for Academy of Sciences of the Czech Republic employee housing
Application Process:
Interested candidates should submit following documents to the contact below: Curriculum vitae with a consent to process your personal data - Advantage: reference contact within academic field, list of publications
Contact:
RNDr. Pavel Strunz, CSc., strunz@ujf.cas.cz Personal dept.: personalni@ujf.cas.cz
