Ah, yes, the true believer in meritocracy, who assumes that the present-day distribution of careers and job titles is a perfect reflection of inherent skills, talents and interests hard-wired in by biology. Because there is no evidence whatsoever that anyone's ever tried to rig large-scale societal systems to discriminate on the basis of factors like race or sex, and even if there ever had been such a thing, it is co…
If such a natural bias exists and all and sexism is eliminated then there will still be a gender gap among the employees. And forms of affirmative action that aim for 50:50 balance will either have to attract an unusually large number of above-average talent for that specific gender (this strategy can only work locally but not globally) or will result in equally-talented people being disfavored based on their gender.
And if there is an assumption that the gender gap is caused by sexism but it is also arises due to natural biases then some people may feel slandered as sexists when they're already acting as gender-neutral as possible. This can breed resentment when you (or your group as a whole) get blamed for something that you're not causing.
Disclaimler, this post contains little original thought, most arguments are stolen from https://slatestarcodex.com/2017/08/01/gender-imbalances-are-...