In one sense, it already is, in that liability is backed by the US government, there are massive loan programs available for anybody who wants to do construction, and for the first time there are now massive tax credits for energy production thanks to Biden's IRA.

However, as for the massive logistics and management problem of actually constructing a nuclear reactor, it's unclear if having government employees would be better. It's clear that the current contractors are terrible, but that's no guarantee that the US gov would be better.