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Postdoctoral Research Associate (Cosmology/LSST)

Job ID 3524 Date posted 12/13/2022

Brookhaven National Laboratory ( delivers discovery science and transformative technology to power and secure the nation’s future. Brookhaven Lab is a multidisciplinary laboratory with seven Nobel Prize-winning discoveries, 37 R&D 100 Awards, and more than 70 years of pioneering research. The Lab is primarily supported by the U.S. Department of Energy’s (DOE) Office of Science. Brookhaven Science Associates (BSA) operates and manages the Laboratory for DOE. BSA is a partnership between Battelle and The Research Foundation for the State University of New York on behalf of Stony Brook University. BSA salutes our veterans and active military members with careers that leverage the skills and unique experience they gained while serving our country. Our organization fully supports service members transitioning from active duty to civilian life and pledge’s our commitment to actively hire veterans of the U.S. Armed Forces. Military personnel who have been formally trained or have relevant experience obtained while in service may meet educational requirements and are encouraged to apply for job opportunities at BSA.

Organizational Overview

The BNL Astrophysics and Cosmology Group has an opening for a Postdoctoral Research Associate beginning on or about September 1st, 2023. BNL has contributed to the development of the Vera Rubin Observatory for over a decade as they designed and built rafts for the Large Synoptic Survey Telescope (LSST) camera.  We are involved in Rubin Observatory commissioning and operations and hold critical roles within the LSST Dark Energy Science Collaboration.

Position Description

We are looking for a postdoctoral research associate to join our group in preparation for the LSST from the Rubin Observatory. A strong candidate will have interest in weak gravitational lensing and galaxy clustering. They will work closely with existing group members on developing analysis methodology, commissioning of the science pipelines and working with precursor datasets and early LSST data. This position has a high level of interaction with an international and multicultural scientific community.

Essential Duties and Responsibilities:

  • Development of methods and associated scalable software for analysis of LSST data
  • Studying systematics in LSST data during commissioning, survey validation, and science operations
  • Execution of data reduction software in production and analysis of code inefficiencies

Position Requirements

Required Knowledge, Skills, and Abilities:

  • PhD in Cosmology or Astrophysics or a related field
  • Understanding of cosmological weak lensing and galaxy clustering
  • Fluency in python for data analysis
  • Ability to solve problems independently
  • Research experience demonstrated through a record of publications in peer-reviewed journals
  • Proven ability for disseminating research results by writing manuscripts and giving academic presentations

Preferred Knowledge, Skills, and Abilities:

  • Experience in running codes in production on cluster environments
  • Experience in astronomical image analysis

Environmental, Health & Safety Requirements:

  • Ability to travel internationally and within the US

Other Information:

  • BNL policy requires that after obtaining a PhD, eligible candidates for research associate appointments may not exceed a combined total of 5 years of relevant work experience as a post-doc and/or in an R&D position, excluding time associated with family planning, military service, illness or other life-changing event
  • In addition, to submitting your curriculum vitae through “BNL Careers,” please also arrange to have three (3) letters of recommendation from your referees sent to the Job ID number in the e-mail subject line). A review of applicants will start immediately with a submission deadline of January 31, 2023.
  • Initial two (2) year term appointment subject to renewal contingent on funding and performance.
  • Under the supervision of Anze Slosar, project PI and Group Leader, Astrophysics and Cosmology Division.
  • This position is located at BNL in Upton, NY and may be considered for Hybrid telework arrangement.

At Brookhaven National Laboratory we believe that a comprehensive employee benefits program is an important and meaningful part of the compensation employees receive. Our benefits program includes, but is not limited to:

  • Medical, Dental, and Vision Care Plans
  • Flexible Spending Accounts
  • Paid Time-off and Leave Programs (vacation, holidays, sick leave, paid parental leave)
  • 401(k) Plan
  • Flexible Work Arrangements
  • Tuition Assistance, Training and Professional Development Programs
  • Employee Fitness/Wellness & Recreation:  Gym/Basketball Courts, Weight Room, Fitness Classes, Indoor Pool, Tennis Courts, Sports Clubs/Activities (Basketball, Ping Pong, Softball, Tennis)

Brookhaven Science Associates requires proof of a COVID-19 vaccination for all employees. Proof of full vaccination as recognized by the CDC and/or WHO is required at the start of your employment.

Brookhaven National Laboratory (BNL) is an equal opportunity employer that values inclusion and diversity at our Lab. We are committed to ensuring that all qualified applicants receive consideration for employment and will not be discriminated against on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, age, status as a veteran, disability or any other federal, state or local protected class.

BNL takes affirmative action in support of its policy and to advance in employment individuals who are minorities, women, protected veterans, and individuals with disabilities. We ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.

*VEVRAA Federal Contractor

Brookhaven employees are subject to restrictions related to participation in Foreign Government Talent Recruitment Programs, as defined and detailed in United States Department of Energy Order 486.1A. You will be asked to disclose any such participation at the time of hire for review by Brookhaven. The full text of the Order may be found at:

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  • Postdoctoral Candidates, Upton, New York, United StatesRemove