- City of Chicago (Chicago, IL)
- …since their most recent appointment date, at the time this posting closes._** ** OPERATING ENGINEER - GROUP A** **CHICAGO DEPARTMENT OF AVIATION** **HVAC Plant ... current City of Chicago employees, members of BU 12 Operating Engineers Local 399, who wish to exercise their...pumping units, and related mechanical equipment. A valid Stationary Engineer 's license as issued by the City of Chicago… more