Design Physics Fellowships

John S. Foster, Jr. Postdoctoral Fellowship
Harold Brown Postdoctoral Fellowship

Apply Online    Application Details

The Foster and Brown Postdoctoral Fellowships at Lawrence Livermore National Laboratory (LLNL) are in the Weapons and Complex Integration (WCI) Directorate. Named after two renowned physicists, Dr. John S. Foster, Jr. and Dr. Harold Brown, these fellowships recognize individuals whose research aligns with the Laboratory’s national security mission. These prestigious postdoctoral fellowships will allow you to take your skills to the next level and apply them to solving the nation’s most pressing science and engineering challenges. Download FY2022 Flyer.


The application is web-based and includes a resume, statement of interest, three letters of recommendation, and transcripts. Between July 1 and October 3 a link will appear below for the Foster and the Brown Fellowships job postings. The deadline for 2022 applicants is Monday, October 3, 2022. The initial application submission requires only personal information, a resume, and three named references — please complete at your earliest convenience. Do not attach a cover letter or any other materials in the first stage. Within a few days, you will receive an email acknowledgement. It will provide instructions and a request for additional items.


After initiating the application, you will receive an acknowledgement via email which will provide instructions for additional items, which includes a project relevance statement, references, transcripts, and a statement of interest. These materials must be completed and uploaded by October 3 to receive full consideration.


Selected finalists will be notified of their finalist status and invited to LLNL for interviews and to give a required seminar regarding their current research.

Employment Offer

A pre-employment security background check must be completed for finalists before an employment offer can be made. Once the security background check is approved, the selected candidate will be contacted by an LLNL Recruiting and Employment representative with an offer of employment. Only the representative from LLNL’s Human Resources division is authorized to extend an official employment offer.