01.07.2026 One 2-year junior postdoc position in quantum gravity in Marseille The quantum gravity team at the Centre de Physique Théorique in Marseille invites applications for one two-year junior postdoctoral position starting in early 2027. The position can start any time after December 1, 2026, but no later than April 1, 2027. The candidate must have completed their PhD before the starting date and have less than two years of postdoctoral experience. The group consists of four permanent members — Alejandro Perez, Pietro Donà, Simone Speziale, and Carlo Rovelli – and currently includes five PhD students and two postdocs. The application deadline is September 20, 2026. Read more

01.07.2026 PhD Position in Gravity and Cosmology at NCBJ Warsaw The Theory Division at the National Centre for Nuclear Research (NCBJ), Warsaw, invites applications for a PhD student position in gravity and cosmology. We are seeking a highly motivated candidate with experience in scientific computing (Python, C++, and/or Mathematica), a strong background in quantum mechanics, and prior training in general relativity and cosmology through graduate-level coursework or equivalent research experience. Familiarity with quantum gravity will be considered an advantage. The deadline for applications is July 31st 2026. Read more

01.07.2026 LIGO Laboratory Job Opening: Electronics Engineer, LIGO Caltech The Laser Interferometer Gravitational-wave Observatory (LIGO) Laboratory seeks a highly motivated and skilled Electronics Engineer to join its team. LIGO Laboratory is a National Science Foundation major facility dedicated to observing gravitational-waves. Jointly operated by the California Institute of Technology and Massachusetts Institute of Technology, the LIGO Laboratory operates world-leading observatories near Richland, WA and Baton Rouge, LA as well as R&D centers on the Caltech and MIT campuses. The LIGO Laboratory’s mission spans a broad and vibrant array of activities related to gravitational-wave physics and astronomy, including detector operations, R&D toward detector improvements, gravitational-wave astrophysics, observatory operations, and education and…

01.07.2026 Scientific programmer position in the Computational Relativistic Astrophysics division at the Max Planck Institute for Gravitational Physics in Potsdam The „Computational Relativistic Astrophysics“ division at the Max Planck Institute for Gravitational Physics (the Albert Einstein Institute) in Potsdam, led by Masaru Shibata (director) announces the opening of a position for a scientific programmer. This division currently focuses on several research topics in computational relativistic astrophysics including neutron star mergers, collapsars, nucleosynthesis, stellar core collapse and explosion, the formation and evolution of very massive and supermassive black holes, and multi-messenger astrophysics. The deadline for the full consideration is 12 pm on August 16th, 2026 (CET). Read more

19.06.2026 Lecturer / Senior Lecturer (Assistant / Associate Professor) in Astrophysics in Bath The Department of Physics at the University of Bath is seeking to appoint a Lecturer / Senior Lecturer with a strong research profile in astrophysics. Any exceptional candidate with a research profile that aligns well with the research strengths of the Bath Astrophysics Group will be considered, but we particularly encourage applicants with a research profile in observational time-domain astrophysics. The Bath Astrophysics Group has an international reputation in Galaxy and extragalactic astrophysics, including relativistic transients and their host galaxies, extreme matter physics, multi-messenger astronomy, galaxy evolution, galaxy – black hole coevolution, variable stars and cosmology. Group…

19.06.2026 Postdoctoral Research Fellow in Extragalactic Astronomy in Birmingham The University of Birmingham (UK) invites applications for a Postdoctoral Research Fellow in Extragalactic Astronomy, with an emphasis on gravitational lensing, time domain astronomy, and discoveries with the Vera C. Rubin Observatory’s Legacy Survey of Space and Time (LSST). This is a fixed-term, full-time position for up to three years, with an earliest possible start date of October 1, 2026. We are especially looking for candidates with interests and expertise relevant to the discovery and interpretation of gravitationally lensed gamma-ray bursts and their afterglows, and associated phenomena including gravitationally lensed supernovae and gravitational wave signals.Application close July 15, 2026. Read more

16.06.2026 Postdoctoral researcher in low-noise readout electronics for 2 um photon detection sensors for gravitational wave detectors at University of Antwerp The Particle Physics group of the University of Antwerp invites applications for a postdoctoral position in low-noise readout electronics for next-generation gravitational wave detectors. The group is an active member of the Virgo, Einstein Telescope (ET), and ETpathfinder collaborations. The successful candidate will join the 2 μm Light Sources and Photon Detection Sensors research within the group, in close collaboration with the optics laboratory at Ghent University (UGent). Whereas all current gravitational wave detectors operate at 1064 nm, ET and ETpathfinder will use new wavelengths — 1550 nm and…

16.06.2026 Postdoctoral researcher in scattered light calibration for gravitational wave detectors at University of Antwerp The Particle Physics group of the University of Antwerp invites applications for a postdoctoral position in gravitational wave instrumentation, with a focus on a novel calibration technique for Advanced Virgo+ Phase 2 (O5). The group is an active member of the Virgo, Einstein Telescope (ET), and ETpathfinder collaborations. Precise calibration of the interferometer strain h(t) is essential to exploit the full sensitivity of Virgo and ET. In this project the successful candidate will further develop, install, and commission a new and independent calibration method that uses back-scattered light from the end benches to inject periodic…

16.06.2026 Postdoctoral researcher in seismic isolation for gravitational wave detectors at University of Antwerp The Particle Physics group of the University of Antwerp invites applications for a postdoctoral position in gravitational wave instrumentation, with a focus on seismic isolation and suspension commissioning for Advanced Virgo+ Phase 2. The group is an active member of the Virgo, Einstein Telescope (ET), and ETpathfinder collaborations. The successful candidate will join the group’s research on sensors & actuators, seismic attenuation and controls, by contributing to the construction and commissioning of new compact seismic isolation systems for Advanced Virgo+ Phase 2. A major upgrade planned for the O5 observing run is the installation of short…