The process is three phone interviews, two personal and a technical, then an onsite interview where you present a project you directly worked on and then follow that up with a bunch of one-on-ones.
I got asked beam bending and fluid questions.
The following metrics were computed from 61 interview experiences for the SpaceX Propulsion Engineer role.
SpaceX's interview process for their Propulsion Engineer roles is very selective, failing most engineers who go through it.
Candidates reported having very good feelings for SpaceX's Propulsion Engineer interview process.