The fact that even allied countries have updated travel advisories should indicate clearly that the US border control has become significantly more strict. So

The fact that even allied countries have updated travel advisories should indicate clearly that the US border control has become significantly more strict. So you should basically ensure everything is perfect i.e. scrub your social media presences, make your phone minimal but authentic, watch what you pack. And have all your documentation about your job offer ideally including someone they can call.