A master of the custodial arts. Or a janitor, if you wanna be a dick about it...give those Custodial Engineer's a break!
"Thurgood Jenkins: Guys just shutup about the weed for two seconds, I don't want this girl to know I smoke
Scarface: Yeah it's bad enough you a janitor yo.
Thurgood Jenkins: Custodian, dick!"
"I'm a Custodial Engineer...not a janitor!"
"ooo you make your job sound special..."