Certified DEF Jobs and Careers

As a rapidly growing company, we are always looking for new team members to help us continue in our success. Below you will find current job listings of the available positions which we are hiring. If you do not see a position in your area, please submit a resume or subscribe to be notified of new jobs by seeing the options at the bottom of this page. 

Join us in eliminating NOx, by supplying the nation with DEF!

Certified DEF LLC is national producer and distributor of diesel exhaust fluid (DEF). DEF was designed to improve the atmosphere by eliminating NOx pollutants, reducing the formations of smog, acid rain, fine particles (PM) and ground level ozone. DEF is a completely non-toxic, non-polluting, and non-flammable substance that is safe to the environment. We operate an extensive network of DEF production and packaging facilities located across the Continental US. With our own dedicated fleet of 25 DEF delivery trucks that are equipped to haul a combination of bulk and packaged products, we take pride in our ability to service each customers’ specific needs quickly and competitively. We understand the importance of good working relationships, accountability, and reliability. We work hard to provide a high quality product and strive for superior service. We proudly define production and supply of DEF and believe through our network of committed people we will succeed in our mission. 


Job Title Location Department Type Distance (miles)
Driver - CDL Class A with Tanker Endorsement Deer Island, OR Driver Positions Full Time
Driver - CDL Class A with Tanker Endorsement Albuquerque, NM Driver Positions Full Time
Driver - CDL Class A with Tanker Endorsement Atlanta, GA Driver Positions Full Time
Driver - CDL Class A with Tanker Endorsement Malad City, ID Driver Positions Full Time

If we don't currently have an open position in your area, you may submit a Resume

If you already have an application in progress you can retrieve and edit it by clicking here

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If you have any additional questions and would like to learn more about our driving positions feel free to contact our Recruiter:
Jessica Thomas
HR Recruiter