Postdoctoral Associate- Observational Cosmology

Postdoctoral Associate- Observational Cosmology

Required Qualifications: (as evidenced by an attached resume/CV)
Doctoral Degree (or foreign equivalent) in Astrophysics or a closely related field in hand by the start of the appointment.

Preferred Qualifications:
Strong background in one or more of the following areas: (1) image processing, (2) weak gravitational lensing, (3) coding and software development, (4) student mentorship, (5) statistical inference with astronomical data, including AI/ML tools, and/or (6) experience working in large collaborations.

Brief Description of Duties:
The Postdoctoral Associate will work under the supervision of Dr. Von Der Linden (SBU) and Dr. Li (BNL) and will lead efforts to combine space- and ground-based imaging for weak-lensing shear estimation, and to carry out cluster-lensing analyses using Vera C. Rubin Observatory LSST datasets and complementary public space-based datasets (e.g., HST, JWST and Euclid) to improve the Rubin LSST measurement. Please visit department of Physics and Astronomy to learn more about our department/research.

The incumbent will work within the Dark Energy Science Collaboration (DESC), helping to build and strengthen synergies across relevant working groups, and will perform original research in close collaboration with the PIs and cosmology teams at Stony Brook University and Brookhaven National Laboratory, as well as with DESC. The incumbent will conduct research and ensure that all experiments are appropriately conducted following the policies and procedures of Stony Brook University.

• Data reduction of public space-based images
• Shear estimation from calibrated image
• Cluster lensing measurement
• Student mentoring
• Report and update result in SBU and BNL group meeting
• Help organize BNL-SBU seminar and other duties as assigned.

Special Notes:
The Research Foundation of SUNY is a private educational corporation. Employment is subject to the Research Foundation policies and procedures, sponsor guidelines and the availability of funding. FLSA Exempt position, not eligible for the overtime provisions of the FLSA. Minimum salary threshold must be met to maintain FLSA exemption.

Applicants should submit the following materials through our online application system:

• Curriculum Vitae
• Research Statement (4 Pages)
• Have 3 reference letters emailed directly to and

Visit The Office of Postdoctoral Affairs to learn more about our postdoctoral community.

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The starting salary range (or hiring range) to be offered for this position is noted below, it represents SBU's good faith and reasonable estimate of the range of possible compensation at the time of posting.

Job Number:

Official Job Title: Postdoctoral Associate

Job Field: Post Doctoral

Primary Location: US-NY-Stony Brook

Department/Hiring Area: Physics and Astronomy

Schedule: Full-time Shift :Day Shift Shift Hours: 9am-5pm

Posting Start Date: Jan 13, 2026

Posting End Date: Feb 15, 2026, 10:59:00 PM

Salary:$60,000

Appointment Type: Regular

Salary Grade:E89

SBU Area:The Research Foundation for The State University of New York at Stony Brook