ZipRecruiter

Log In

1

Assistant Diesel Mechanic Jobs in Utah (NOW HIRING)

Premier Truck Group

Diesel Mechanic

Salina, UT · On-site

$21.75 - $28.75/hr

... area and assist in keeping the shop neat and organized · Documents all work performed and ... Diesel Mechanic Requirements: · High school diploma or the equivalent and two-year related ...

Premier Truck Group

Diesel Mechanic

Tremonton, UT · On-site

$23 - $30.50/hr

... area and assist in keeping the shop neat and organized · Documents all work performed and ... Diesel Mechanic Requirements: · High school diploma or the equivalent and two-year related ...

McCallum Rock Drilling

Diesel Mechanic

Salt Lake City, UT · On-site

$25 - $30/hr

The ideal candidate will assist with the maintenance and repair on all of our rock drill equipment and vehicles. We are looking for an entry-level diesel mechanic that is skilled and has a passion ...

McCallum Rock Drilling

Diesel Mechanic

Salt Lake City, UT · On-site

$25 - $30/hr

The ideal candidate will assist with the maintenance and repair on all of our rock drill equipment and vehicles. We are looking for an entry-level diesel mechanic that is skilled and has a passion ...

ssc

Diesel Mechanic

North Salt Lake, UT · On-site

$26 - $34/hr

Diesel Mechanic and Technician Location: North Salt Lake, UT Compensation: $26 to $34/hour Days ... Follow proper safety rules, maintenance, and operating procedures * Assist with writing and ...

McCallum Rock Drilling

Diesel Mechanic

Salt Lake City, UT · On-site

$25 - $30/hr

The ideal candidate will assist with the maintenance and repair on all of our rock drill equipment and vehicles. We are looking for an entry-level diesel mechanic that is skilled and has a passion ...

United Rentals

Diesel Mechanic

Eagle Mountain, UT

$24.50 - $32.25/hr

Safe maintenance and repair of a variety of complex rental equipment involving mechanical, electrical, hydraulic, and diesel systems * Assist in the training of lower level technicians as needed

United Rentals

Diesel Mechanic

South Salt Lake, UT

$23 - $30.25/hr

Safe maintenance and repair of a variety of complex rental equipment involving mechanical, electrical, hydraulic, and diesel systems * Assist in the training of lower level technicians as needed

United Rentals

Diesel Mechanic

South Salt Lake, UT

$23 - $30.25/hr

Safe maintenance and repair of a variety of complex rental equipment involving mechanical, electrical, hydraulic, and diesel systems Assist in the training of lower level technicians as needed ...

United Rentals

Diesel Mechanic

Eagle Mountain, UT

$24.50 - $32.25/hr

Safe maintenance and repair of a variety of complex rental equipment involving mechanical, electrical, hydraulic, and diesel systems Assist in the training of lower level technicians as needed ...

United Rentals

Diesel Mechanic

Eagle Mountain, UT

$24.50 - $32.25/hr

Safe maintenance and repair of a variety of complex rental equipment involving mechanical, electrical, hydraulic, and diesel systems * Assist in the training of lower level technicians as needed

United Rentals

Diesel Mechanic

South Salt Lake, UT

$23 - $30.25/hr

Safe maintenance and repair of a variety of complex rental equipment involving mechanical, electrical, hydraulic, and diesel systems * Assist in the training of lower level technicians as needed

United Rentals - French

Diesel Mechanic

Eagle Mountain, UT · On-site

$24.50 - $32.25/hr

Safe maintenance and repair of a variety of complex rental equipment involving mechanical, electrical, hydraulic, and diesel systems Assist in the training of lower level technicians as needed ...

United Rentals - French

Diesel Mechanic

South Salt Lake, UT · On-site

$23 - $30.25/hr

Safe maintenance and repair of a variety of complex rental equipment involving mechanical, electrical, hydraulic, and diesel systems Assist in the training of lower level technicians as needed ...

United Rentals

Diesel Mechanic

Eagle Mountain, UT · On-site

$24.50 - $32.25/hr

Safe maintenance and repair of a variety of complex rental equipment involving mechanical, electrical, hydraulic, and diesel systems Assist in the training of lower level technicians as needed ...

United Rentals

Diesel Mechanic

South Salt Lake, UT · On-site

$23 - $30.25/hr

As a Diesel Mechanic - Experienced (Service Tech IV), you'll use your skills to perform maintenance ... Assist in the training of lower level technicians as needed Maintain paperwork/electronic ...

United Rentals - French

Diesel Mechanic

South Salt Lake, UT · On-site

$23 - $30.25/hr

As a Diesel Mechanic - Experienced (Service Tech IV), you'll use your skills to perform maintenance ... Assist in the training of lower level technicians as needed Maintain paperwork/electronic ...

United Rentals - French

Diesel Mechanic

South Salt Lake, UT · On-site

$23 - $30.25/hr

As a Diesel Mechanic - Experienced (Service Tech IV), you'll use your skills to perform maintenance ... Assist in the training of lower level technicians as needed Maintain paperwork/electronic ...

Diego's Shop

Heavy Duty Diesel Mechanic

Springville, UT · On-site

$30 - $40/hr

... operational protocols. * Assist in heavy lifting operations using cranes or forklifts while ... Strong mechanical knowledge of diesel mechanics including engine repair, transmissions, hydraulics ...

next page

Showing results 1-20

All JobsDiesel Mechanic JobsAssistant Diesel Mechanic JobsAssistant Diesel Mechanic Jobs in Utah

Assistant Diesel Mechanic information

See Utah salary details

$11

$18

$26

How much do assistant diesel mechanic jobs pay per hour?

As of Sep 1, 2026, the average hourly pay for assistant diesel mechanic in Utah is $18.27, according to ZipRecruiter salary data. Most workers in this role earn between $15.77 and $19.71 per hour, depending on experience, location, and employer.

What is an assistant diesel mechanic?

Assistant Diesel Mechanics are entry-level professionals who support experienced diesel mechanics in maintaining, repairing, and servicing diesel engines and vehicles. Their duties often include tasks such as changing oil, replacing filters, assisting with diagnostics, and keeping the work area organized. They also help with more complex repairs under supervision, ensuring that trucks, buses, and other diesel-powered equipment operate safely and efficiently. This role is a valuable stepping stone for those looking to advance in the diesel technology field.

What are the key skills and qualifications needed to thrive as an assistant diesel mechanic?

To thrive as an Assistant Diesel Mechanic, you need a solid understanding of diesel engine fundamentals, basic mechanical repair skills, and a high school diploma or technical certification in diesel technology. Familiarity with diagnostic software, hand and power tools, and maintenance record systems is typically required. Strong attention to detail, a willingness to learn, and effective teamwork are crucial soft skills for this role. These competencies ensure accurate repairs, efficient servicing, and safe operation of diesel-powered vehicles and equipment.

What are some typical challenges an assistant diesel mechanic may face in their daily work?

Assistant Diesel Mechanics often encounter challenges such as diagnosing complex engine problems, working with heavy and sometimes outdated equipment, and managing time effectively in a busy repair shop environment. They may also need to quickly adapt to new technologies and tools as diesel engines evolve, while ensuring all repairs meet strict safety and regulatory standards. Effective communication with lead mechanics and other team members is crucial to ensure tasks are completed efficiently and safely.

What is the difference between Assistant Diesel Mechanic vs Diesel Mechanic?

AspectAssistant Diesel MechanicDiesel Mechanic
CertificationsBasic technical training, ASE certifications often preferredAdvanced ASE certifications, extensive training required
Work EnvironmentAssists in repair shops, garages, fleet maintenancePerforms repairs, diagnostics, and maintenance independently
Job ResponsibilitiesSupports diagnostics, basic repairs, parts replacementPerforms complex repairs, troubleshooting, and diagnostics
Experience LevelEntry-level or apprentice roleExperienced, skilled technician

The main difference between an Assistant Diesel Mechanic and a Diesel Mechanic lies in experience, responsibilities, and certification levels. Assistants support more routine tasks and are often in training, while Diesel Mechanics handle complex repairs independently. Both roles are essential in fleet maintenance and repair environments, with the Assistant Diesel Mechanic serving as a stepping stone to becoming a fully qualified Diesel Mechanic.

What are the most commonly searched types of Diesel Mechanic jobs in Utah?

The most popular types of Diesel Mechanic jobs in Utah are:

What cities in Utah are hiring for Assistant Diesel Mechanic jobs?

Cities in Utah with the most Assistant Diesel Mechanic job openings:

Assistant Diesel Mechanic jobs near you
Infographic showing various Assistant Diesel Mechanic job openings in Utah as of August 2026, with employment types broken down into 2% As Needed, 69% Full Time, 26% Part Time, 1% Temporary, and 2% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $37,997 per year, or $18.3 per hour.

Diesel Mechanic

Premier Truck Group

Salina, UT • On-site

$21.75 - $28.75/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 25 days ago

Premier Truck Group rating

8.3

Company rating: 8.3 out of 10

Based on 24 frontline employees who took The Breakroom Quiz

17th of 155 rated car dealerships

Job description

We are so excited you are interested in our Service Technician/Diesel Mechanic opportunities!
 
We are interested in talking with Service Technicians/Diesel Mechanics of all levels and backgrounds. Please reach out to find out more about the different roles of our Service Technicians/Diesel Mechanics and the career path we can offer you.
 
Winners Work Here!
Premier Truck Group is dedicated to ONE Network Executing, our mission which focuses on delivering the best employee experience, operational excellence, and exceptional customer service. At PTG, our top priority is to be your employer of choice and to provide a top-tier employee experience, regardless of the location where you work.
 
Who is Premier Truck Group?
Premier Truck Group is headquartered in Dallas, Texas, with nearly 50 locations throughout the US and Canada, making it the largest Freightliner dealer group in North America.  We offer a premium selection of new Freightliner and Western Star commercial vehicles, a large selection of previously owned commercial trucks, and a full suite of parts, maintenance, and repair services. When you build your career here, you make a commitment to being the very best in the business. We are the pre-eminent group of Freightliner truck dealerships in the nation with serious plans for the future and we want you to be a part of it.
 
Why Join Our Winning Team as a Service Technician/Diesel Mechanic?
We are so proud of the many benefits we offer our winning team of Service Technicians/Diesel Mechanics. Check out the specifics below!
 
Technician Specifics:
“Learn While You Earn” – Fully paid training
Top Tech – Our annual competition to show off your skills and compete for $10k, plus many more prizes
Dealer Trainers – We are one of only a few dealer groups with our own team of in house training
Tool Allowance
Safety Glasses/Shoes Reimbursement
Technician Onboarding Program
Mentorship Program – support for new technicians
Multiple Shifts Available – find the best schedule for you with shift premiums
Tuition/Tool Reimbursement (accredited technical school graduates)
Paid Vendor and OEM Training Programs
Paid Uniforms and Laundry Services
Individual Laptop (most dealerships)
 
 
Our Fully Comprehensive Benefits Package Includes:
Health Benefits – Medical, Dental, Vision, Orthodontics
Supplemental Benefits – Accident, Cancer, Disability Policies that fit your needs
Retirement – 401k with company match
Employee Assistance Programs
Maternity/Paternity Pay
Pet Insurance
Paid Time Off
9 Company Holidays
Adoption Assistance
Paid Community Involvement Opportunities
Smart Dollar Program – free financial planning
 
Our Winning Culture Is Comprised Of:
Advancement opportunities – Internal Promotion
Holiday Events
Company and Employee Events
Employee Programs – Veterans Day, Breast Cancer Awareness Month, and more
Winning Women of Premier
Referral Bonuses
Employee Recognition Programs
Safety First Organization – we hold the highest safety standards
Employee Surveys – let your voice be heard
Annual Reviews for Consistent Feedback
Rev Up – New hire orientation program to get you fully up to speed about PTG
One App – We offer our own app for consistent communication
Elite Support – Our dealerships meet the highest standards
 
 
Here are some quick insights into this opportunity. We would love to discuss it with you in more detail!
 
Diesel Mechanic Responsibilities:
·       Performs vehicle inspections, troubleshooting and testing to determine required or recommended repairs 
·       Accurately diagnose malfunctions and perform the necessary repairs for them including but not limited to repairing engine failures; repairing mechanical and electrical systems malfunctions; replacing parts and components as required 
·       Examines assigned vehicle to determine if further safety or service work is required or recommended 
·       Verifies vehicle serviceability and ensure quality repairs the first time by conducting test drives; adjusting controls and systems as required 
·       Ensures that customer vehicles kept clean during repair process 
·       Contains costs by using warranty; evaluating service and parts options for repairs as required 
·       Communicates with service advisor and/or dispatcher if additional work is needed  
·       Aids service writer as needed to write work orders, conduct test rides, interact with the customer, or in any other way necessary to guarantee customer satisfaction  
·       Keeps supplies ready by inventorying stock; placing orders; verifying receipt of parts and supplies 
·       Maintain a clean, efficient work area and assist in keeping the shop neat and organized  
·       Documents all work performed and recommended on the repair order in accordance with standard operating procedures 
·       Understands the terminology of the automobile business and keep abreast of technology changes in the product 
·       Follows all attendance and punctuality standards with adherences to timekeeping standards; Employees are required to record the beginning and ending times of any shift, break or departure from work for personal reasons 
·       Follows the Code of Business Ethics and Conduct 
·       Understands and follows all work rules and follows directions from Supervisors 
·       Upholds the company’s non-disclosure and confidentiality policies 
·       Maintains a professional appearance in accordance with company policy  
·       Attends pertinent training on request 
·       Attends company meetings as required 
 
Diesel Mechanic Requirements:
·       High school diploma or the equivalent and two-year related experience or equivalent combination of education and experience. 
·       Associate's degree (A. A.) or equivalent from two-year College or technical school; and two-year related experience and/or training; or equivalent combination of education and experience. 
Ready to Join?
Apply now to learn more about what Premier Truck Group has to offer!

Premier Truck Group is an equal opportunity employer.

IND - ST

What Premier Truck Group employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom