It would be much better that instead of referring to men as sexist jerks, we refer to sexist jerks as sexist jerks. I have yet to meet someone who has openly been against women working in tech, but I sometimes feel that it takes one post on medium to make it feel like we are not really progressing in the slightest.
Jeff Atwood said it best: http://blog.codinghorror.com/what-can-men-do/
Read the "What can you do?" section at the very least.
Disclaimer: I'm a man.