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Staff AI Engineer: Post-Training & RL

SpaceXSI

Palo Alto, CA · Posted October 19, 2026

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This listing does not state pay. Across 29 open staff ai engineer listings that state pay, the middle half runs $230,000 to $265,000 and the median is $252,500.

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About the job

SpaceXSI is seeking a Member of Technical Staff specializing in post-training and reinforcement learning. The role focuses on advanced challenges... ...first project before an offer, and you will join a meritocratic team pushing the boundaries of AI alignment. #J-18808-Ljbffr SpaceXSI