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Def Tanker information

What are some common challenges faced by DEF tanker drivers and how can they be managed effectively?

DEF Tanker drivers often encounter challenges such as maintaining strict safety standards while handling Diesel Exhaust Fluid, complying with environmental regulations, and managing tight delivery schedules. Proper training in hazardous materials handling and regular safety drills are essential to minimize risks. Additionally, effective communication with dispatchers and customers helps ensure timely deliveries and addresses any logistical issues that arise. Most companies provide ongoing support and updated protocols to help drivers stay compliant and safe.

What are the key skills and qualifications needed to thrive as a DEF tanker driver?

To thrive as a DEF Tanker driver, you need a valid commercial driver's license (CDL) with appropriate endorsements, knowledge of hazardous materials handling, and a clean driving record. Familiarity with DEF pumping systems, electronic logging devices (ELDs), and Department of Transportation (DOT) compliance systems is typically required. Strong attention to detail, reliability, and effective communication are important soft skills for ensuring safety and customer satisfaction. These skills and qualities are essential to safely transport DEF, comply with regulations, and build trust with clients and employers.

What is the difference between Def Tanker vs Diesel Truck Driver?

AspectDef TankerDiesel Truck Driver
CredentialsCommercial Driver's License (CDL), Hazmat endorsement (if required)CDL, possibly Hazmat endorsement
Work EnvironmentTransporting DEF (Diesel Exhaust Fluid) in specialized tanks, often within industrial or automotive sectorsDriving diesel fuel trucks across various routes, including long-haul or local deliveries
Industry UsageAutomotive, manufacturing, transportationTransportation, logistics, freight

Def Tankers and Diesel Truck Drivers both require CDL licenses and often similar endorsements. Def Tankers focus on transporting DEF, a specialized fluid used in emissions control, within industrial settings. Diesel Truck Drivers primarily transport diesel fuel across different routes. While their work environments and cargo differ, both roles are essential in the transportation industry and share similar certification requirements.

What is a DEF tanker?

DEF tankers are specialized vehicles or trailers designed to transport Diesel Exhaust Fluid (DEF). DEF is a non-toxic solution used in modern diesel engines to reduce harmful emissions and comply with environmental regulations. DEF tankers ensure the safe and contamination-free delivery of DEF to fuel stations, fleet operators, or industrial sites. These tankers are built with specific materials to prevent contamination and are equipped with pumps and meters for accurate dispensing.

What are popular job titles related to Def Tanker jobs in California?

For Def Tanker jobs in California, the most frequently searched job titles are:

What job categories do people searching Def Tanker jobs in California look for?

The top searched job categories for Def Tanker jobs in California are:

What cities in California are hiring for Def Tanker jobs?

Cities in California with the most Def Tanker job openings:

Def Tanker jobs near you
Infographic showing various Def Tanker job openings in California as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution.

Service Maintenance Technician (Mechanic) Rental

Hawthorne Machinery Co.

Escondido, CA • On-site

$25 - $33/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 14 days ago

Job description

We Build Better Communities
Be Part of the Hawthorne Difference!
Hawthorne Cat is a family-owned company that has led its markets for over 60 years in the sale, rental, and servicing of construction machinery and power generation equipment for industries on which our communities depend like agriculture, construction, marine, and government.
Every member of our team plays a significant role in our success. Hawthorne Cat hires individuals who share our vision of Building Better Communities with our Customers and our values of Passion, Respect, Integrity, Dedication and Excellence (PRIDE).
If you are looking to build your future with an established, thriving company with countless opportunities for growth and advancement, you've come to the right place! At Hawthorne Cat, we're always looking for exceptionally skilled, hardworking individuals interested in contributing to our success and the success of the communities that we serve.
Our people are our most valuable asset. That's why at Hawthorne Cat we are committed to a comprehensive employee benefit program that helps our employees stay healthy, feel secure, and maintain a work/life balance.
POSITION SUMMARY: The Service Maintenance Technician performs incoming and outgoing equipment inspections, small mechanical, and preventative maintenance repairs under close supervision of the service manager along with fellow experienced technicians. All the necessary tooling for this position will be supplied along with the opportunity for training and growth within rentals.
ESSENTIAL FUNCTIONS:
  1. Determines condition of equipment by preforming all inspections of both incoming (off rental) equipment and outgoing (on rental) equipment inspections to include visual, safety, and proper operation of the equipment.
  2. Completes reports as requested by entering the required amounts of fuel and Diesel Exhaust Fluid (DEF) required to properly refill the tanks.
  3. Performs regular service and preventive maintenance tasks on equipment to keep in safe, dependable operating condition ensuring proper operations and the removal of parts and attachments.
  4. Develops and maintains positive relationships with customers to increase overall customer satisfaction
  5. Continually updates product knowledge needed to work on new models.
  6. Maintains safe and clean work environment by complying with procedures, rules, and regulations.
  7. Maintains shop tools, equipment, and work areas.
  8. Cleans equipment by operating wash rack steam cleaner and high-pressure washer.
  9. Contributes to a team effort by accomplishing duties needed.
  10. Tools will be provided by the company.
  11. Other duties as assigned.

EDUCATION, EXPERIENCE, AND SKILLS REQUIRED:
  1. One-year minimum experience with heavy equipment/diesel experience
  2. May be currently enrolled in a heavy equipment/diesel program
  3. Certification or degree from accredited trade program strongly preferred.
  4. Must demonstrate customer service skills.
  5. Must have experience using electronic devices such as laptops tablets, smart phones, and cell phone applications.
  6. Must have a valid California Class C driver's license and a clean driving record.
  7. Must read, write and speak English fluently.

PHYSICAL DEMANDS:
  1. Walking and moving about on foot often up and down equipment and stairs.
  2. Handling: Works with hands.
  3. Lifting: Raises or lowers parts weighing up to 60lbs, with frequent exertion.
  4. Reaching: Extends hands and arms in any direction.
  5. Stooping: Bends body downward and forward by bending at knees or waist.
  6. Standing: Remains in standing position if required to perform various functions of the job.
  7. Vision: Reads paperwork, files, and records on the computer.
  8. Talking: Communicates via telecommunications and in person.
  9. Sitting: Sits at desk. Sits for minimal periods of time.

ENVIRONMENTAL:
  1. Noise: Works in conditions with constant or intermittent noise.
  2. Temp/Weather: Works in both outside yard and shop environment.

HERE'S WHAT WE OFFER...
  • Competitive Compensation
  • A great work environment and culture
  • Career growth and advancement opportunities
  • Training
  • Medical, Dental and Vision plans
  • Medical Video Appointments available
  • Health Savings Account available
  • Paid Time Off (PTO) Pay
  • 401(k) Plan + Company Matching
  • Health and Dependent Care Flexible Spending Accounts
  • Life & Accident Insurance
  • Employee Assistance Programs
  • Legal Plan
  • Travel Assistance Plan
  • Wellness Programs
  • Referral Bonus Program
  • Longevity Bonus Program
  • Recognition Programs and much more
  • Hawthorne CAT discounts
  • Boot Reimbursement
  • Tuition Reimbursement
  • Company-Supplied Uniforms
  • Advanced Technical Training
  • Estimated Compensation$25.00 - $33.00 Per Hour

Interested in joining the Hawthorne team? Check out our current available positions at:
www.hawthornecat.com/careers
ACCOMMODATIONS: Reasonable accommodations for essential functions of the position will be considered.
Hawthorne Cat® is an Equal Employment Opportunity/Affirmative Action Employer. M/F/V/D
Hawthorne Cat® Participates in E-Verify.

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