Yes. College, and several certifications after that.

[It's a lot less like war nursing, where pressing bandages to wounds and steady hands to extracting bullets were the best thing they could do.

Although her field nurse work with Matt has made her quite good at that, too.]

You can't really be a nurse in my time without education, but there are several ways to get there. To be fair, back home, you'll need an education for most jobs you want to do.