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Postdoctoral Research Associate, JASPER Scholar (Steward Observatory) (Multiple Positions) Posting Number req27194 Department Steward Observatory Department Website Link https://astro.arizona.edu/ Location Tucson Campus Address Tucson, AZ USA Position Highlights The University of Arizona Department of Astronomy and Steward Observatory invites applications for the JWST/Roman Arizona-Steward Postdocs in Early Galaxies and Reionization (JASPER) Scholar positions. The University of Arizona is a center of JWST and Roman Space Telescope research. In the area of early galaxy formation and reionization, Arizona scientists are leading a wide range of JWST and Roman programs to study the first galaxies, high-redshift quasars and supermassive black hole evolution, early large-scale structures, the intergalactic medium, gravitational lensing, and cosmic reionization. JASPER Scholars are expected to collaborate with one or more JWST/Roman science teams. They will fully participate in data reduction and scientific analysis in these programs as well as in complimentary programs using HST and ground-based telescopes. JASPER Scholars are also encouraged to conduct their independent research programs with up to 50% of their research time. For one of the positions, we are particularly interested in candidates who can contribute to the analysis of cluster-lensing data (e.g., VENUS, Dragon Arc). The University of Arizona Steward Observatory offers a world-class research environment in space science and astrophysics with strong interdisciplinary programs across the Departments of Astronomy, Physics, Optical Sciences, and Planetary Sciences. We provide direct access to various world-class observational and computational facilities for ground-based radio and optical observing. Start dates range from August 2027 to November 2027. Outstanding U of A benefits include health, dental, vision, and life insurance; paid vacation, sick leave, and holidays; U of

A/ASU/NAU

tuition reduction for the employee and qualified family members; access to U of A recreation and cultural activities; and more! The University of Arizona has been recognized for our innovative work-life programs. For more information about working at the University of Arizona and relocations services, please click here . Duties & Responsibilities Collaborate with one or more of the JWST and Roman projects on galaxy formation, quasars, gravitational lensing, and reionization, to work on data and scientific analysis as well as using data from the Hubble Space Telescope, ALMA and other telescopes. Carry out independent research in the areas of galaxy formation, supermassive black holes, quasars and AGN, gravitational lensing, and reionization. Develop and implement research initiatives, collaborations, publications, and/or events (e.g., talks, workshops, visitor programs, etc.) as needed and relevant to research agendas. Collaborate with faculty and scholars to foster a supportive academic environment (including organizing collaborative meetings, supervising/mentoring graduate and undergraduate students). Additional duties as assigned. Minimum Qualifications Must have completed all the requirements for a Ph.D. in Astronomy, Physics, Astrophysics, or a related science at the time of hire. Preferred Qualifications Research experience relevant to one or more of the following scientific areas: galaxy evolution, supermassive black holes, intergalactic medium, quasars and AGN, gravitational lensing and data reduction experience with JWST or Roman imaging and spectroscopy. FLSA Exempt Full Time/Part Time Full Time Number of Hours Worked per Week 40 Job FTE 1.0 Work Calendar Fiscal Job Category Research Benefits Eligible Yes - Full Benefits Rate of Pay NIH Salary Guidelines, Depends on Experience Compensation Type salary at 1.0 full-time equivalency (FTE) Type of criminal background check required: Name-based criminal background check (non-security sensitive) Number of Vacancies 2 Target Hire Dates August 2027 - November 2027 Expected End Date Contact Information for Candidates Xiaohui Fan, Ph.D. Regents Professor of Astronomy Astronomer, Steward Observatory Associate Department Head xfan@arizona.edu OR Eiichi Egami, Ph.D. Research Professor, Steward Observatory egami@arizona.edu Open Date 10/5/2026 Open Until Filled Yes Documents Needed to Apply Curriculum Vitae (CV), Cover Letter, and Two Additional Documents Special Instructions to Applicant With your application, please submit the following documents: CV (limit: 2 pages) Cover Letter, including names of three references that will be contacted at a later time Research Statement (limit: 5 pages) List of Publications For full consideration, please submit your application by January 5, 2027. Review of applications will begin on January 6, 2027. Notice of Availability of the Annual Security and Fire Safety Report In compliance with the Jeanne Clery Campus Safety Act (Clery Act), each year the University of Arizona releases an Annual Security Report (ASR) for each of the University's campuses. These reports disclose information including Clery crime statistics for the previous three calendar years and policies, procedures, and programs the University uses to keep students and employees safe, including how to report crimes or other emergencies and resources for crime victims. As a campus with residential housing facilities, the Main Campus ASR also includes a combined Annual Fire Safety report with information on fire statistics and fire safety systems, policies, and procedures. Paper copies of the Reports can be obtained by contacting the University Compliance Office at cleryact@arizona.edu. © 2024 The Arizona Board of Regents on behalf of The University of Arizona Equal Opportunity Employer Vets/Disabled