Excellent example, and I sincerely appreciate you engaging in good faith discussion!
I agree that being masculine should by default not be a barrier - social or otherwise - from working with children.
How do we begin to change that as a society?
Although I can’t think of the solution myself, I also don’t see how advancing equality for feminine individuals would hold back equality for masculine individuals.
As mentioned in another comment, a lot of these problems seem to stem from the enforcement of dated gender norms.
Sun’s out, buns out - let those cheeks tan!