A "poll worker" is a person who helps out during elections by assisting with the voting process, checking voters' credentials, and ensuring everything runs smoothly at the polling station. Full definition
But, on the other hand, most polling stations have a D and a R poll worker at each station. (nystateofpolitics.com)
He said the «profound and widespread» issues include disappearing polling places and poorly trained poll workers who turned away voters seeking affidavit ballots. (wxxinews.org)
But don't expect poll workers to tell you — it's illegal for them to do so. (suncommunitynews.com)