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Diesel Assistant Jobs in Arizona (NOW HIRING)

CTI, Inc.

Diesel Mechanic (Marana, AZ)

Tucson, AZ · On-site

Salary: $24-$30/hr DOE includes Shift + COLA differential CTI, Inc. is looking for full-time Diesel ... Perform the job duties of lube/tire technician and laborer as needed * Assist with service calls ...

CTI, Inc.

Diesel Mechanic (Marana, AZ)

Tucson, AZ · On-site

$24 - $30/hr

CTI, Inc. is looking for full-time Diesel Mechanics to join our fleet maintenance team in Marana ... Perform the job duties of lube/tire technician and laborer as needed * Assist with service calls ...

CTI, Inc.

Diesel Mechanic (Marana, AZ)

Tucson, AZ · On-site

$24 - $30/hr

CTI, Inc. is looking for full-time Diesel Mechanics to join our fleet maintenance team in Marana ... Perform the job duties of lube/tire technician and laborer as needed * Assist with service calls ...

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Showing results 21-40

All JobsDiesel JobsDiesel Assistant JobsDiesel Assistant Jobs in Arizona

Diesel Assistant information

What skills and qualifications are needed to be a diesel assistant?

To thrive as a Diesel Assistant, you need foundational mechanical knowledge, basic diesel engine repair skills, and often a high school diploma or equivalent. Familiarity with diagnostic tools, hand and power tools, and safety protocols is essential, and some employers may require completion of a diesel technology training program. Strong attention to detail, a willingness to learn, and effective teamwork are valuable soft skills in this role. These capabilities ensure safe, efficient maintenance of diesel equipment and contribute to the smooth operation of fleet or repair shop environments.

What is the difference between Diesel Assistant vs Diesel Mechanic?

AspectDiesel AssistantDiesel Mechanic
CertificationsBasic automotive or diesel engine training, possibly a CDLASE certification in diesel engines, technical diploma
Work EnvironmentAssist with maintenance, inspections, and basic repairs in garages or fleet settingsPerform complex repairs, diagnostics, and engine overhauls in repair shops or on-site
Job ResponsibilitiesSupport mechanics, perform routine tasks, and assist with partsDiagnose issues, repair engines, and perform detailed maintenance

While both roles involve working with diesel engines, a Diesel Assistant primarily supports mechanics with basic tasks and routine maintenance, requiring less certification. A Diesel Mechanic performs advanced repairs and diagnostics, often holding specialized certifications. The roles differ mainly in responsibility level and technical expertise required.

What challenges do diesel assistants face when supporting maintenance teams?

Diesel Assistants often encounter challenges such as working in noisy, fast-paced environments and handling physically demanding tasks like lifting heavy parts or equipment. They may also need to quickly adapt to changing priorities as emergency repairs or breakdowns arise. Collaborating effectively with mechanics and technicians is essential for smooth workflow, and maintaining a strong attention to safety procedures is crucial due to the nature of working with heavy machinery and hazardous materials.

What is a diesel assistant?

Diesel Assistants are support personnel who assist with the maintenance, repair, and operation of diesel-powered vehicles and equipment, commonly in railway or transportation sectors. Their duties often include checking and fueling engines, performing routine inspections, assisting mechanics, and ensuring that diesel locomotives or machinery operate efficiently. Diesel Assistants work under the supervision of senior technicians or engineers and play a crucial role in keeping the equipment running smoothly and safely. This position is often entry-level and can serve as a stepping stone to more advanced roles within the diesel maintenance field.
What are the most commonly searched types of Diesel jobs in Arizona? The most popular types of Diesel jobs in Arizona are:
What cities in Arizona are hiring for Diesel Assistant jobs? Cities in Arizona with the most Diesel Assistant job openings:
Diesel Assistant jobs near you
Infographic showing various Diesel Assistant job openings in Arizona as of August 2026, with employment types broken down into 1% As Needed, 78% Full Time, 18% Part Time, 1% Temporary, and 2% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution.

Equipment Mechanics & Diesel Technicians

Pavement Preservation Group

Phoenix, AZ • On-site

$24 - $39/hr

Other

Medical, Dental, Vision, Retirement, PTO

Re-posted 25 days ago

Job description

Pavement Preservation Group is Now Hiring Equipment Mechanics & Diesel TechniciansEarn $24.00 - $39.00 per Hour* - Comprehensive Benefits AvailableSign-On Bonus Opportunities** - Advancement Opportunities


We are seeking seeking skilled Equipment Mechanics and Diesel Technicians to support the maintenance, repair, and operation of our fleet vehicles, heavy equipment, and pavement preservation machinery. The ideal candidate is safety-focused, mechanically inclined, and committed to keeping equipment operating safely and efficiently.


Top Pay & Benefits:
  • Earn $24.00 - $39.00 per hour*
  • Weekly pay
  • Medical, dental, and vision insurance
  • Health Savings Account**
  • Optional disability and supplemental coverage
  • 401(k) with company match
  • Paid time off and personal days
  • Paid holidays
  • Annual bonus opportunities**
  • Sign-on bonus opportunities**
  • Career growth and advancement opportunities

(* Depending on experience, location, certifications, and assignment)

(** Where applicable)


Job Responsibilities:

This position is responsible for diagnosing, troubleshooting, repairing, and performing preventive maintenance on a variety of vehicles and equipment used in construction and pavement preservation operations. Depending on assignment, mechanics may work in a shop environment, on active job sites, or from a fully equipped service truck supporting field operations.

  • Perform scheduled, preventative, and emergency repairs on fleet vehicles, trailers, and construction equipment
  • Diagnose, troubleshoot, rebuild, and repair diesel engines, hydraulic systems, pneumatic systems, electrical systems, HVAC systems, and other mechanical components
  • Conduct inspections and preventative maintenance on company vehicles and equipment
  • Maintain and repair loaders, rollers, brooms, pavers, Class 8 trucks, trailers, pickups, and other construction equipment
  • Perform safety and DOT inspections while adhering to company policies and regulatory requirements
  • Read and interpret equipment manuals, schematics, and work orders
  • Prepare and maintain equipment for daily operational use
  • Complete maintenance records and work orders accurately
  • Assist with parts procurement and inventory management as needed
  • Operate tools, diagnostic equipment, welding equipment, and maintenance software systems safely and effectively
  • Maintain a clean, organized, and safe work environment
  • Perform additional duties as assigned


About Pavement Preservation Group:

Pavement Preservation Group (PPG) is a leading provider of pavement preservation products and services. With more than 100 years of combined experience, our portfolio of best-in-class operators delivers superior results through advanced techniques and trusted local execution. Focused on innovation, safety, and long-term growth, we offer opportunities to work alongside industry leaders in both skilled trades and corporate roles.


Qualifications:
  • High school diploma, GED, or equivalent preferred
  • Minimum of two (2) years of experience in diesel repair, equipment maintenance, fleet maintenance, heavy equipment repair, or a related field
  • Strong troubleshooting and diagnostic skills involving mechanical, hydraulic, pneumatic, and electrical systems
  • Valid driver's license and acceptable driving record required
  • Ability to provide and maintain tools necessary to perform standard repairs and maintenance
  • CDL-A license preferred
  • Tanker endorsement preferred
  • Welding and fabrication experience is a plus
  • Ability to work independently and manage multiple priorities in a fast-paced environment


Ready To Get Started with Pavement Preservation Group? Apply Today!


Pavement Preservation Group is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status, or any other protected status under applicable law.

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