$31
an hour
... direct digital control (DDC) systems used in complex heating ventilation ... ; air conditioning, and refrigeration systems; and 3) Following all guidelines ... oversight/classification-qualifications/federal-wage-system-qualifications/#url=List-of- ...
4 months ago
$29
an hour
... -oversight/classification-qualifications/federal-wage-system-qualifications/#url=List-of-Approved ...
a month ago
$31
an hour
... -oversight/classification-qualifications/federal-wage-system-qualifications/#url=WG-2800 Experience ...
3 months ago