21.10.2025 Postdocs on GWs and gravitational lensing at IFT, Madrid IFT (Madrid, Spain) invites applications for 1–2 postdoctoral positions in gravitational waves and gravitational lensing, funded by CSIC-MAX and “Atracción de Talento” grants. The positions will start in October 2026 or later. The initial appointment is for two years, with possible extension depending on performance and available funding. Review of applications will begin on December 1 and continue until the positions are filled. Read more

21.10.2025 Postdoc position in experimental GW physics at the Gravity Exploration Institute, Cardiff The Gravity Exploration Institute at Cardiff University is seeking a postdoc (called ‚research associate‘ in the UK) in gravitational-wave experimentation and instrument simulation. Closing date for the application is 13 the November 2026. The post will be focused on a new optical calibration scheme for gravitational-wave detectors and on modeling thermal behavior of optics and sensing in gravitational-wave detectors. Part of the work will be developed on our world-leading table-top experiment, and the candidate is also foreseen to spend some time at the LIGO sites. Read more

17.10.2025 Research assistant in the field of theoretical physics/gravitation theory in Jena The Institute of Theoretical Physics at the Faculty of Physics and Astronomy has a vacancy for Research assistant in the field of theoretical physics/gravitation Theory. It is part-time positions at 50% (20 hours per week), limited to 3 years. The Gravitation Theory Working Group investigates questions relating to general relativity theory, particularly in the areas of gravitational waves, relativistic astrophysics, and numerical methods. submit your detailed written application by November 15, 2025, but applications will be considered until the positions are filled. Read more

16.10.2025 LIGO Scientific Collaboration Postdoctoral Position in the CGCA at UWM The Leonard E. Parker Center for Gravitation, Cosmology, and Astrophysics (CGCA) at the University of Wisconsin-Milwaukee (UWM) invites applications for a postdoctoral position working with Prof. Brady and Prof. Creighton on research in gravitational wave physics and astronomy within the LIGO Scientific Collaboration. The initial appointment is for one year, with renewal for a second (and, in most cases, a third) year contingent on continued funding and satisfactory performance. This position includes competitive salary and excellent fringe benefits. Applicants should have a PhD in physics, astrophysics, or a related field. eview of applications will begin on 23 January 2026.…

15.10.2025 Postdoc position at the Institute of Nuclear Physics PAN in Cracow Poland The Henryk Niewodniczański Institute of Nuclear Physics of the Polish Academy of Sciences offers a postdoc position to support the development of the Einstein Telescope. The person employed as an assistant professor for a fixed term at the Cosmic Rays and Neutrinos Department – NZ15 at the Institute of Physics of the Polish Academy of Sciences will be required to participate in research topics and projects currently underway and planned for the near future at the NZ15 Department. Interested candidates should contact: Dariusz.Gora(at)ifj.edu.pl or David.Alvarez(at)ifj.edu.pl. Application deadline: November 5th 2025. Read more

14.10.2025 Postdoc position (3 years) in Madrid We invite applications for a 3-year postdoctoral research position in the field of cosmology and gravitational wave data analysis. The successful candidate will join the Instituto de Estructura de la Materia (IEM – CSIC) in Madrid to work with Dr. Mauro Pieroni and Dr. Jesús Torrado. The proposed starting date is October 1st, 2026. The research focus is the development and application of advanced inference techniques to extract cosmological and astrophysical information from gravitational wave observations. Specific areas of interest include Bayesian methodologies (hierarchical modelling, classical and machine-learning approaches), synergies between gravitational waves and other cosmological probes, and theoretical and computational developments in…

14.10.2025 Two postdoc positions at Syracuse University Syracuse University is seeking two gravitational-wave experimentalist postdocs. The positions begin on or around January 1, 2026. Postdoc in High Power Laser Applications under Professor Craig Cahillane, who is working on building a ultra-high power photoneutralization cavity for applications in nuclear fusion and gravitational wave detectors. Postdoc in Quantum Optics under Professor Georgia Mansell, who is working on understanding the interactions of squeezed light with complex interferometers, as well as building an electrostatic violin mode damper for Advanced LIGO. Both are involved in the optical design of Cosmic Explorer, the United States‘ third generation gravitational wave observatory. Open until filled.

14.10.2025 Tenure-track Research Assistant position opening at GSSI The Gran Sasso Science Institute (GSSI) invites applications for a tenure-track position at the Assistant Professor level (equivalent to “RTT” in the Italian academic system). This is a tenure-track appointment with a clearly defined path to tenure within three to six years, based on performance. The selected candidate is expected to carry out high-level research in the field of gravitational-wave observations, with particular emphasis on astrophysics, fundamental physics, and multi-messenger astrophysics. Applicants must demonstrate solid and proven experience in advanced data analysis and theoretical-numerical modeling of gravitational-wave sources. Interested candidates are invited to submit their applications by November 6, 2025 (23:59 CET…