Conditions of Employment: Must possess a valid Class "A" CDL driver's license with air brake endorsements OR must possess a valid Class C driver license with a good driving record and the ability to obtain a Class A CDL with Tank Vehicle endorsement within one (1) year of employment. warehouse/interior forklift, bobcat, backhoe, compressor, riding-compactor, water truck, dump truck, and large interstate tractors with batwing, flail, and boom mower attachments.