I don’t think it’s you being paranoid, however at the same time your husband is perhaps more on the front line of things, so should have a better idea.
I would say that as a journeyman lineman he’ll be pretty decently qualified and probably wouldn’t have as hard a time finding work abroad. It might be a tough sell with lower salaries on paper, but you often find that the standard of living improves and makes it more than worthwhile.
The EU does already have them under some control. They restrict MC/VISA transaction fees to like 0.3% - literally the day Brexit happened the fees went up to 1.5%. However that was all before covid, no idea what fees are everywhere now.