noun, masculine/lɑ̃.pist/plural: lampistes
lampmaker, an artisan who makes and sells lamps; a person charged with maintaining oil or kerosene lamps in an establishment (such as a monastery, theater, boarding home); a worker responsible for maintaining lamps and for issuing them from the lamp room at the start of a shift; lampman; fall guy (worker who bears the blame or punishment for a superior's failure or misdeed)
From lampe + -iste.