I applied through a recruiter.
Many Zoom calls followed by an onsite that was split into seven sections over the course of a full workday. Two technical calls, two behavioral with management, and varied technical questions from across the EE spectrum. Lots of focus on past projects and experiences.
The following metrics were computed from 6 interview experiences for the SpaceX Avionics Test Engineer role.
SpaceX's interview process for their Avionics Test Engineer roles is fairly selective, failing a large portion of engineers who go through it.
Candidates reported having very good feelings for SpaceX's Avionics Test Engineer interview process.