- Southern States Cooperative, Inc (Frederick, MD)
- …May require Hazardous Materials and/or Tanker Endorsements (or ability to obtain) Prefer Apprentice license in HVAC, Liquid Propane Gas Fitter or related trade ... based on state/federal regulations. Requires license in HVAC, Liquid Propane Gas Fitter or related trade Requires Petroleum and/or Propane Certification (or ability… more