I think the good-faith view of this is that Damore claimed that were engineering changed a bit it'd be more appealing to women. So women - according to the thesis - intrinsically less inclined to do SW engineering as currently practiced.
https://slatestarcodex.com/2017/08/07/contra-grant-on-exagge...
https://slatestarcodex.com/2017/08/01/gender-imbalances-are-...