Demo

Diesel Mechanic

S and M Transportation
Saraland, AL Full Time
POSTED ON 10/30/2026
AVAILABLE BEFORE 2/26/2027

S and M Transportation is a transportation and logistics company that has been serving the Gulf Coast for over 30 years. We are seeking a highly skilled and dependable Diesel Mechanic to join our maintenance team. The ideal candidate will have extensive experience diagnosing, repairing, and maintaining heavy-duty trucks, trailers, and diesel-powered equipment. This position requires an individual who takes pride in producing quality work, maintaining safety standards, and minimizing equipment downtime.

In general, candidate should be able to diagnose and repair most mechanical and electrical problems, as well as identifying root cause problems and repairing those problems. Some other specific responsibilities include:

  • Diagnose, troubleshoot, and repair diesel engines and related systems.
  • Perform preventative maintenance inspections and services on tractors and trailers.
  • Repair and maintain brake systems, suspensions, steering components, electrical systems, and drivetrains.
  • Conduct DOT inspections and ensure compliance with federal and state regulations.
  • Perform engine overhauls, transmission repairs, and differential repairs as needed.
  • Utilize diagnostic software and electronic testing equipment.
  • Maintain accurate maintenance and repair records.
  • Respond to roadside service calls when required.
  • Keep work areas clean, organized, and compliant with safety standards.

Qualifications

  • 3 years of diesel mechanic experience preferred.
  • Valid CDL Class A Driver's License required.
  • Strong understanding of diesel engines, electrical systems, air brake systems, and hydraulic systems.
  • Ability to read and interpret service manuals, schematics, and repair procedures.
  • Strong diagnostic and troubleshooting skills.
  • Ability to work independently and as part of a team.

Certifications

Applicants possessing any of the following certifications are highly encouraged to apply:

  • ASE Medium/Heavy Truck Certifications (T1-T8)
  • ASE Master Medium/Heavy Truck Technician Certification
  • EPA Section 609 Certification
  • DOT Inspection Certification
  • CDL Class A License
  • Bendix Brake Certification
  • Cummins Engine Certification
  • Detroit Diesel Certification
  • PACCAR/Peterbilt/Kenworth Certification
  • International/Navistar Certification
  • Freightliner Certification
  • Welding Certification (MIG, TIG, Stick)
  • Hydraulic Systems Certification

Job Type: Full-time

Pay: $30.00 - $40.00 per hour

Benefits:

  • 401(k)
  • Dental insurance
  • Health insurance
  • Life insurance
  • Paid time off
  • Vision insurance

Work Location: In person

Salary : $30 - $40

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Diesel Mechanic?

Sign up to receive alerts about other jobs on the Diesel Mechanic career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$54,949 - $68,457
Income Estimation: 
$62,239 - $76,399
Income Estimation: 
$56,866 - $72,428
Income Estimation: 
$62,239 - $76,399
Income Estimation: 
$70,003 - $89,130
Income Estimation: 
$60,008 - $75,864
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Not the job you're looking for? Here are some other Diesel Mechanic jobs in the Saraland, AL area that may be a better fit.

  • Ten-8 Fire & Safety Mobile, AL
  • ABOUT US: Ten-8 Fire and Safety, LLC is a major United States distributor of fire and emergency apparatus and equipment. Focused on serving customers in Fl... more
  • 4 Days Ago

  • Challenge Testing, Inc. Mobile, AL
  • Job Summary Challenge Testing is seeking a skilled and motivated Diesel Mechanic to join our team. This position is responsible for maintaining, repairing,... more
  • 11 Days Ago

AI Assistant is available now!

Feel free to start your new journey!