Postdoc: JWST & Cosmic Dawn—Exploring the First Galaxies

University of Geneva; Switzerland; On-site; CHF 70,000 - 90,000; Full time

Benefits offered by this job

Social security

Accident insurance

Pension contributions

Job summary

The Department of Astronomy at the University of Geneva invites applications for a postdoctoral position in observational extragalactic astronomy in the group of Prof. Pascal Oesch, funded by the SNSF project on the First Galaxies at z>10.

The successful candidate will work on identifying distant galaxies with imaging, characterizing them with JWST/NIRSpec, and studying their connection to halos through clustering, with opportunities to supervise PhD and Master’s students.

Qualifications

• PhD in astrophysics or related field.
• Start date fall 2027; two-year contract with possible extension.
• Experience with JWST imaging or spectroscopy is beneficial.

Responsibilities

• Identify the most distant galaxies using new imaging.
• Characterize galaxy properties with JWST/NIRSpec.
• Link early galaxies to dark matter halos via clustering measurements.

Skills

Photometric selection

Spectroscopic analysis

Galaxy clustering

Halo occupation distribution

SBI (simulation-based inference)

Education

PhD in astrophysics or related field

Job description

The Department of Astronomy at the University of Geneva invites applications for a postdoctoral position in observational extragalactic astronomy in the group of Prof. Pascal Oesch, funded by the SNSF project on the First Galaxies at z>10.

The successful candidate will work on identifying distant galaxies with imaging, characterizing them with JWST/NIRSpec, and studying their connection to halos through clustering, with opportunities to supervise PhD and Master’s students.