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Diesel Mechanic Jobs in Decatur, AL (NOW HIRING)

SA Recycling

Heavy Equipment and Diesel Mechanic

Decatur, AL · On-site

$22.25 - $30.75/hr

As a Heavy Equipment and Diesel Mechanic, you will be responsible for the repair, maintenance, and inspection of our fleet of heavy equipment. The mechanic performs basic to intermediate repair ...

United Rentals

Diesel Mechanic

Huntsville, AL · On-site

$24.75 - $32.50/hr

As a Diesel Mechanic (Service Tech III), you'll use your skills to perform maintenance and repairs on complex equipment in a safe and professional manner. Every day, you can improve and challenge ...

United Rentals - French

Diesel Mechanic

Huntsville, AL · On-site

$23.25 - $30.75/hr

As a Diesel Mechanic (Service Tech III), you'll use your skills to perform maintenance and repairs on complex equipment in a safe and professional manner. Every day, you can improve and challenge ...

United Rentals

Diesel Mechanic

Huntsville, AL

$23.25 - $30.75/hr

As a Diesel Mechanic (Service Tech III), you'll use your skills to perform maintenance and repairs on complex equipment in a safe and professional manner. Every day, you can improve and challenge ...

United Rentals

Diesel Mechanic

Huntsville, AL · On-site

$23.25 - $30.75/hr

As a Diesel Mechanic (Service Tech III), you'll use your skills to perform maintenance and repairs on complex equipment in a safe and professional manner. Every day, you can improve and challenge ...

United Rentals

Diesel Mechanic

Huntsville, AL

$23.25 - $30.75/hr

As a Diesel Mechanic (Service Tech III), you'll use your skills to perform maintenance and repairs on complex equipment in a safe and professional manner. Every day, you can improve and challenge ...

United Rentals, Inc.

Diesel Mechanic

Huntsville, AL · On-site

$24.75 - $32.50/hr

As a Diesel Mechanic (Service Tech III), you'll use your skills to perform maintenance and repairs on complex equipment in a safe and professional manner. Every day, you can improve and challenge ...

United Rentals

Diesel Mechanic

Huntsville, AL

$23.25 - $30.75/hr

As a Diesel Mechanic (Service Tech II), you'll use your skills to perform maintenance, preventive maintenance and minor repairs of equipment in a safe and professional manner. Every day, you can ...

United Rentals

Diesel Mechanic

Huntsville, AL · On-site

$24.75 - $32.50/hr

As a Diesel Mechanic (Service Tech II), you'll use your skills to perform maintenance, preventive maintenance and minor repairs of equipment in a safe and professional manner. Every day, you can ...

United Rentals - French

Diesel Mechanic

Huntsville, AL · On-site

$23.25 - $30.75/hr

As a Diesel Mechanic (Service Tech II), you'll use your skills to perform maintenance, preventive maintenance and minor repairs of equipment in a safe and professional manner. Every day, you can ...

United Rentals - French

Diesel Mechanic

Huntsville, AL · On-site

$23.25 - $30.75/hr

As a Diesel Mechanic (Service Tech II), you'll use your skills to perform maintenance, preventive maintenance and minor repairs of equipment in a safe and professional manner. Every day, you can ...

United Rentals

Diesel Mechanic

Huntsville, AL

$23.25 - $30.75/hr

As a Diesel Mechanic (Service Tech II), you'll use your skills to perform maintenance, preventive maintenance and minor repairs of equipment in a safe and professional manner. Every day, you can ...

United Rentals, Inc.

Diesel Mechanic

Huntsville, AL · On-site

$24.75 - $32.50/hr

As a Diesel Mechanic (Service Tech II), you'll use your skills to perform maintenance, preventive maintenance and minor repairs of equipment in a safe and professional manner. Every day, you can ...

First Student

Diesel Mechanic I

Huntsville, AL · On-site

$27/hr

Why Join First as a Diesel Mechanic? * Pay Details: Dependent on experience and qualifications. * Hourly Rate: $27.00 per hour (NOT flat rate). * Bonus rate increase available for each ASE School Bus ...

First Student, Inc.

Diesel Mechanic I

Huntsville, AL · On-site

$27/hr

Why Join First as a Diesel Mechanic? * Pay Details: Dependent on experience and qualifications. * Hourly Rate: $27.00 per hour (NOT flat rate). * Bonus rate increase available for each ASE School Bus ...

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All JobsDiesel Mechanic JobsDiesel Mechanic Jobs in Decatur, AL

Diesel Mechanic information

See Decatur, AL salary details

$13

$26

$36

How much do diesel mechanic jobs pay per hour?

As of Jul 29, 2026, the average hourly pay for diesel mechanic in Decatur, AL is $26.50, according to ZipRecruiter salary data. Most workers in this role earn between $22.55 and $29.76 per hour, depending on experience, location, and employer.

What does a diesel mechanic do?

A diesel mechanic is a skilled tradesperson who inspects, repairs, and maintains diesel engines found in vehicles such as trucks, buses, and construction equipment. Their work includes diagnosing engine problems, performing routine maintenance, replacing faulty parts, and ensuring engines run efficiently and safely. Diesel mechanics may also use computerized diagnostic tools and must stay updated with the latest technology and equipment. They play a crucial role in keeping transportation and heavy machinery operational.

What Does a Diesel Mechanic Do?

A diesel mechanic is a highly skilled technician with a deep knowledge of diesel engines. These specialized mechanics provide all regularly needed maintenance for diesel engines and are also capable of making any needed repairs.

What is the highest paid diesel mechanic job?

The highest paid diesel mechanic jobs are often in specialized fields such as heavy equipment or industrial machinery maintenance, or in roles requiring advanced certifications and extensive experience. These positions may also involve working in remote or high-demand areas, which can increase compensation significantly.

What are some common challenges diesel mechanics face when working on modern diesel engines?

Diesel mechanics often encounter challenges with modern diesel engines due to the increasing complexity of electronic control systems and emission regulations. Diagnosing issues now requires proficiency with advanced diagnostic tools and software, in addition to traditional mechanical skills. Staying updated on new engine technologies and ongoing training is essential to effectively troubleshoot and repair newer models. Working collaboratively with other technicians and service advisors can also help in resolving particularly complex problems.

What are the key skills and qualifications needed to thrive as a Diesel Mechanic, and why are they important?

To thrive as a Diesel Mechanic, you need a strong understanding of diesel engines, mechanical systems, and diagnostic techniques, often supported by a technical diploma or ASE certification. Familiarity with diagnostic software, hand and power tools, and computerized maintenance management systems (CMMS) is typically required. Strong problem-solving abilities, attention to detail, and effective communication skills help mechanics excel in troubleshooting and team environments. These skills are crucial for ensuring vehicle reliability, safety, and efficient maintenance operations.

Can diesel techs make 100k?

Experienced diesel mechanics can potentially earn $100,000 or more annually, especially with specialized skills, certifications, and working in high-demand environments such as fleet maintenance or construction. Factors like location, overtime, and employer also influence earning potential.

What is the difference between Diesel Mechanic vs Automotive Technician?

AspectDiesel MechanicAutomotive Technician
CertificationsASE Diesel Certification, EPA CertificationASE Automotive Certification, EPA Certification
Work EnvironmentTruck fleets, heavy equipment, diesel enginesPassenger cars, light trucks, small engines
Industry UsageTransportation, construction, agriculturePersonal vehicles, repair shops

Diesel Mechanics specialize in repairing and maintaining diesel engines used in trucks, buses, and heavy equipment, often requiring specific certifications. Automotive Technicians focus on gasoline-powered vehicles and light trucks. While both roles involve engine repair and diagnostics, Diesel Mechanics typically work in industries involving heavy-duty vehicles, whereas Automotive Technicians serve the general consumer vehicle market.

How much does a 10 year diesel mechanic make?

A diesel mechanic with 10 years of experience typically earns between $50,000 and $70,000 annually, depending on location, certifications, and employer. Experienced mechanics skilled in diagnostics and repairs often command higher wages and may have opportunities for overtime or specialized work.

How much do diesel mechanics make?

Diesel mechanics in Florida typically earn an average annual salary of around $45,000 to $55,000, depending on experience, certifications, and location. Skilled mechanics with certifications such as ASE may earn higher wages, and those working in specialized or demanding environments can see increased pay.
More about Diesel Mechanic jobs
What cities near Decatur, AL are hiring for Diesel Mechanic jobs? Cities near Decatur, AL with the most Diesel Mechanic job openings:
Diesel Mechanic jobs near you
Infographic showing various Diesel Mechanic job openings in Decatur, AL as of July 2026, with employment types broken down into 89% Full Time, 9% Part Time, 1% Contract, and 1% Nights. Highlights an 100% Physical job distribution, with an average salary of $55,120 per year, or $26.5 per hour.

Diesel Mechanic HEATED & COOLED SHOP!

TruTorque Diesel

Decatur, AL

$23.50 - $31/hr

Full-time

Medical, Dental, Vision, PTO

Posted 7 days ago

Job description

Diesel Mechanic – $35–$45/hrWhat You’ll Get
  • Career growth with a shop that’s expanding fast
  • HEATED AND COOLED SHOP!
  • All the tools, lifts, and equipment you need
  • Tiered PRODUCTION BONUS for all techs!
    • 40hrs+$1
    • 45hrs+$2
    • 50hrs+$3
    • 55hrs+$4
    • 60hrs+$5
  • Tool allowance program
  • A leadership team that listens and supports you
  • Advisors that can SELL!
  • Weekly PAID training
  • No toxic culture – just good vibes & high performance
  • 50% Health, Dental, Vision Insurance coverage for employee
  • 2 Weeks Paid Time Off
  • Employee Discounts
  • Team lunches, training, and occasional overtime if you want it
Stop Wrenching in Boring Shops – Come Where Diesel Techs Thrive

We built TTD because we were sick of bad culture, outdated tools, and zero growth. Here, skill + hustle gets rewarded. Whether it’s Powerstroke, Cummins, or Duramax, we do it all – diagnostics, repairs, upgrades, and full builds – and we do it fast, right, and with pride.

We are growing rapidly and just moved into a new location! We are looking for an experienced tech to add to our team!

What You’ll Do
  • Diagnose & repair diesel trucks (engines, brakes, suspension, electrical, driveline)
  • Perform upgrades, performance mods, and full builds
  • Work in a fast-paced, team-driven shop with all the right tools
  • Crush jobs with quality, accuracy, and pride – the first time
What We’re Looking For
  • Proven diesel experience (Powerstroke, Cummins, Duramax a HUGE plus)
  • Strong diagnostics skills & hands-on ability
  • Positive, team-first attitude – ZERO drama
  • Self-motivated & hungry to learn and grow
  • Reliable, punctual, and ready to work
  • Relocation assistance for the right tech

Location: Tanner, Alabama

Ready to join the crew?

Click Apply Now or drop by in person – we hire fast for the right people.

Driven by Excellence, Powered by Trust

Job Type: Full-time

Benefits
  • Dental insurance
  • Health insurance
  • Paid time off
  • Relocation assistance
  • Vision insurance
  • Employee discount
  • On-the-job training
  • Professional development assistance

Work Location: In person


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