This also explains why the best engineers are also the best at admitting what they don't know. Which is something we have worked into our interviews - amazing how easy it is to spot a poor engineer by asking what their latest failure was.

I think that's the opposite of Dunning-Kruger — impostor syndrome, or maybe "curse of knowledge".

When skilled people either underestimate how hard it is to do something, or gauge a complex task that they have expertise in as easier than it actually is.