The scariest thing about it is that people know that it is essentially white supremacy, so they know that supporting someone like TR publicly at work could get you in trouble with your job. Not because of his opinions on the I-P situation, but because he is undoubtedly racist and misogynistic due to other things he has said.
Yes TR appeals to their Zionist ideals when it comes to the Jewish community, but for a lot of people, and I'd say men more so than women, it just provides an excuse to openly support someone who is a proud racist. They don't only agree with his new views on Israel, they agree with his views on all non-white people, too. Especially Muslims