Recycling engineer 

a.k.a. junk nigger
an industrious negro who extracts aluminum/copper items from the
trash and in tern receives compensation from the junkyard for said transaction.
Identified by overlaiden saddlebag
equipped bicycles or rust colored station wagons/pickup trucks

I caught that recycling engineer taking a shit next to my dumpster.

Recycling engineer by RICHARD SIMMONS October 25, 2004