09.01.2026 Postdoc position in the Relativistic Astrophysics Group in Prague The Astronomical Institute of the Czech Academy of Sciences invites applications for a postdoc position in the Relativistic Astrophysics Group (astro.cas.cz/people) at the Prague section of the Institute. The appointment will initially be for 1 year, with a possible extension to 2 years. The anticipated start date is early Spring 2026, though this remains flexible and subject to negotiation. We seek candidates with a strong background in one or more of the following areas: black hole physics, black hole perturbation theory and quasinormal modes, quantum or modified theories of gravity, gravitational-wave theory, and application of machine learning or advanced computational…

08.01.2026 PhD fellowships at SISSA in Trieste The gravitational-wave physics group at SISSA (Trieste, Italy) invites applications for PhD positions in gravitational-wave theory, source modeling, science interpretation and data analysis, to start in the fall of 2026.The hard deadline for applications is 23-02-2026 13:00 local Italian time. Successful candidates will join the GWSKy project, which an ERC Synergy Grant has recently funded. We are particularly interested in hiring creative and highly motivated candidates who can work collaboratively and independently in a vibrant, welcoming, and synergistic group. The ERC-funded project called “Making sense of the unexpected in the gravitational-wave sky (GWSky)” is led by PIs Enrico Barausse (SISSA, Trieste, Italy), Zvi…

08.01.2026 Faculty position in GRAPPA Center of Excellence at University of Amsterdam The Gravitation and Astroparticle Physics Amsterdam (GRAPPA) Centre of Excellence at The University of Amsterdam is seeking to hire one assistant/associate professor in the area of gravitational-wave and multi-messenger astrophysics. We are especially interested in excellent candidates that can strengthen our connection to current and future gravitational-wave, neutrino, and electromagnetic observatories. The search is primarily focused on hiring at the junior level, but candidates at a more senior level (tenured/associate professors) will also be considered. We have a strong preference for a staff member who enhances the diversity of our staff and will prioritize applicants from members of…

07.01.2026 Postdoctoral Researcher (GW Optics) in the ETpathfinder Smart Skills Lab in Gent Are you interested in technology and techniques which allow us to observe black holes colliding a million light years out in the cosmos? We are looking for a postdoc to work on the cross section of research, education and collaboration with industry and join the ETpathfinder Smart Skills Lab project. ETpathfinder is a field laboratory for research, development and validation of new technologies for the Einstein Telescope. Based on a full interferometer configuration ETpathfinder aims to perform length measurements at the level of a thousandths of a proto diameter, which requires going beyond the state of art…

07.01.2026 Research Associate in Gravitational Wave Astronomy, Cardiff Gravity Exploration The Cardiff University Gravity Exploration Institute is seeking applications to fill the position of Research Associate in gravitational-wave astronomy. One position is available at the Grade 6 level for two years. The successful candidate will contribute to one or more of our research areas in numerical relativity, source modelling, gravitational-wave data analysis, and astrophysical population inference. This post is full time and is fixed term for two years. Closing Date: January 16, 2026. Read more

07.01.2026 Associate and Full Professor positions at UBC The University of British Columbia is inviting expressions of interest from top-tier, internationally based researchers as the first step in applying to join the thriving research community through the Government of Canada’s new Canada Impact+ Research Chairs program. Expressions of Interest are due January 15, 2026. Read more

07.01.2026 Strategic Program Officer at EGO, Cascina, Italy The European Gravitational Observatory (EGO) is seeking a Strategic Program Officer to play a pivotal role in advancing the mission, coordination, and governance of EGO and VirgoLab. This position is designed for a professional who combines analytical insight, policy awareness, and institutional coordination skills to actively support and guide decision-making processes at the highest levels of EGO’s and Virgo’s organizational structure. Expected Start Date: 31 March 2027. Start reviewing expressions of interest on 24/11/2025 untill 31/01/2026. Read more

07.01.2026 Postdoc position in gw astronomy at University of Southampton The University of Southampton is inviting applications for a postdoctoral position in gravitational-wave astronomy. The successful candidate will join Greg Ashton’s STFC-funded programme, Advancing Gravitational-Wave Astronomy Using Artificial Intelligence, to work on computational Bayesian inference methods and their astrophysical applications. Closing Date: Friday 23 January 2026. Read more