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Postdoctoral Fellowship in Theoretical and Gravitational Wave Astrophysics

University of Copenhagen · Niels Bohr Institute · Denmark

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About this position

  • The Niels Bohr International Academy (NBIA) at the Niels Bohr
  • Institute invites expressions of interest for a three-year
  • postdoctoral fellowship in theoretical and gravitational wave
  • astrophysics. The appointment is expected to begin in fall 2027, but
  • other starting dates can be negotiated.
  • The postdoctoral fellow will join the Theoretical Astrophysics Group
  • led by Martin Pessah and develop research projects as part of a major
  • expansion supported by an ERC Advanced Grant and the Carlsberg
  • Foundation’s Semper Ardens Accomplish Grant. A main goal of the
  • program is to bring together astrophysical fluid dynamics and
  • gravitational wave astrophysics to understand the environments leading
  • to compact binary mergers, from stellar-mass compact objects to
  • supermassive black holes. A central focus is the formation, evolution,
  • and observable signatures of black-hole binaries in turbulent,
  • magnetized disks around supermassive black holes. Candidates with
  • relevant expertise from other areas will receive full consideration.
  • We seek a researcher with a record of original research contributions
  • and the ability to develop creative and independent research. We
  • particularly welcome candidates whose complementary expertise can open
  • new directions for the Theoretical Astrophysics Group. The
  • postdoctoral fellow will be encouraged to pursue their own research
  • ideas and collaborations while contributing to the broader scientific
  • program.
  • The postdoctoral fellow will have opportunities to mentor students and
  • junior researchers and to co-organize international workshops and PhD
  • schools. There will also be opportunities to participate in teaching,
  • outreach activities, and the organization of seminars. The fellow will
  • have access to travel funding and the Tycho high-performance computing
  • facility, which includes more than 10,000 CPU cores and GPU resources.
  • NBIA is an international center for fundamental research in
  • theoretical physics. NBIA provides an open intellectual environment
  • where researchers can pursue their own questions and exchange ideas
  • across disciplines. It brings together researchers across
  • astrophysics, gravitational physics, particle physics, quantum
  • sciences, and soft matter physics. NBIA also hosts seminars,
  • international visitors, workshops, and PhD schools. Its research in
  • black-hole dynamics, gravitational-wave modeling, and multimessenger
  • astrophysics offers further opportunities for collaboration. NBIA
  • members interact and collaborate with the larger community of
  • scientists in Copenhagen, including the Center of Gravity, DAWN, DARK,
  • and StarPlan.
  • Interested candidates should submit a cover letter, CV, publication
  • list, and a research statement describing previous achievements,
  • future directions, and connections to the program via Academic Jobs
  • Online by November 15, 2026. Expressions of interest received after
  • this date may also be considered. Applicants should hold a PhD in
  • astrophysics, physics, or a closely related field by the starting date
  • of the appointment.
  • Employees at the University of Copenhagen receive a competitive
  • salary, including pension. Denmark offers generous parental leave,
  • subsidized childcare, six weeks of paid vacation, and access to public
  • healthcare. Eligible international researchers may also benefit from
  • Denmark’s special researcher tax scheme. Copenhagen is a beautiful,
  • family-friendly city with a large international community, a lively
  • and diverse cultural scene, and a very high quality of life.

The University of Copenhagen welcomes all qualified applicants

regardless of personal background.

Scientific inquiries may be addressed to Martin Pessah (mpessah@nbi.ku.dk)

with email subject ASTRO27PDR

How to apply

  1. Read the full advert on the source site — it carries the authoritative terms.
  2. Email the contact below with your CV and a short, specific message. See Emailing Professors.
  3. Prepare your SOP, CV, transcripts and referees before the deadline.
  4. Apply through the university's own portal. Never pay a fee to a third party.

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