Wiktionary
n. 1 (context now rare English) A farmer, an agricultural labourer. (from 15th c.) 2 (context cricket English) A fielder. (from 18th c.) 3 An employee who works in the field rather than at at office; a field agent. (from 19th c.)
Usage examples of "fieldman".
When they arrived, it was deserted except for the stage-line owner, Bill Fieldman, an ex-cowpoke who had been thrown by way too many broncs and who walked with a pronounced limp.
You'd still be on 'em as an R&R fieldman, full identification, eye pattern, everything.
He was passed as clean, his networks were given to other fieldmen and Roy himself was brought into the Circus to manage, mainly from a desk, the networks he had recruited in the field.
They're a thoroughly tiresome lot in my experience, bad fieldmen and overstrung, and disgracefully unreliable when it comes down to doing the job.
Still we, fieldmen and kin alike, were not easy in our minds until the first sprouts showed, proving that what we had brought with us had indeed taken root in this alien soil.