New

Research Associate

California Institute of Technology
vision insurance, parental leave, paid time off, sick time, tuition reimbursement
United States, California, Pasadena
Oct 06, 2025
Caltech is a world-renowned science and engineering institute that marshals some of the world's brightest minds and most innovative tools to address fundamental scientific questions. We thrive on finding and cultivating talented people who are passionate about what they do. Join us and be a part of the diverse Caltech community. Job Summary The Research Associate will lead the analysis of the SPHEREx cosmological large-scale structure survey. They will lead the development of power spectrum and bispectrum estimator, and validate the overall methodology on numerical simulations. Essential Job Duties Develop power spectrum and bispectrum estimators and validate their performance, first in simulations and then on the real data. Simulate the effects of known systematic errors on these estimators. Write scientific publications on this work. Analyze the SPHEREx galaxy redshift survey for constraints on cosmological parameters, and report on the results and the statistical and systematic errors in publications. Basic Qualifications PhD in physics, astronomy or astrophysics with an extensive post-PhD background in cosmological analysis in large-scale structure surveys. Excellent communication and organizational skills. Must work collaboratively within multi-disciplinary technical and scientific teams. Preferred Qualifications Strong background in statistical analysis methods. Familiarity with the formats and instrumental properties of the SPHEREx data products. Background in computational methods and numerical analyses. Required Documents Resume Hiring Range $79,700 - $112,500 Per Year The salary of the finalist(s) selected for this role will be set based on a variety of factors, including but not limited to, internal equity, experience, education, specialty and training. As one of the largest employers in Pasadena, CA, Caltech is committed to providing comprehensive benefits to eligible employees and their eligible dependents. Our benefits package includes competitive compensation, health, dental, and vision insurance, retirement savings plans, generous paid time off (vacation, holidays, sick time, parental leave, bereavement, etc.), tuition reimbursement, and more. Non-benefit eligible employees will have access to some benefits such as onsite counseling and sick time. Learn more about our benefits and staff perks. EEO Statement We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to age, race, color, religion, sex, sexual orientation, gender identity, or national origin, disability status, protected veteran status, or any other characteristic protected by law. Caltech is a VEVRAA Federal Contractor. To read more Equal Employment Opportunity (EEO) go to eeoc_self_print_poster.pdf. Disability Accommodations Caltech complies with the Fair Employment and Housing Act (FEHA) and the Americans with Disabilities Act (ADA). We consider reasonable accommodation measures that may be necessary for eligible applicants and employees to perform the essential functions of a position. If you would like to request an accommodation to complete this application, interview, or otherwise participate in the employee selection process, please contact Caltech Recruiting at employment@caltech.edu. Additionally, if you do not meet the basic qualifications of a role but believe you can perform the essential functions of the job with reasonable accommodation, please reach out to Caltech Recruiting at employment@caltech.edu.