Top 255 Diesel mechanic Jobs in St. Louis Mo

Part-Time Diesel Mechanic (Weekends) – Commercial Truck Fleet
G3 International LLC —St. Louis, MO
- $27.92 - $50.00 an hour
- Weekends as needed
- Mechanic experience
- Mid-level
- 3 years
- Flexible schedule
Quick Apply
10h
Diesel Mechanic Technician A
Performance Foodservice —St. Louis, MO
- Up to $33.50 an hour
- Full-time
- CDL
- High school diploma or GED
- Power tools
- Employee stock purchase plan
- Health insurance
13d
Diesel Technician - $35 per hour
Trucking Edge —St. Louis, MO
- $30 - $35 an hour
- Full-time
- No background check
- Mid-level
- 3 years
- Health insurance
- Dental insurance
Quick Apply
11h
Heavy Equipment Mechanic
Columbia Quarry Co. —Dupo, IL
- $38 - $45 an hour
- Full-time
- Background check
- Mechanic experience
- Mid-level
- Paid holidays
- Disability insurance
Quick Apply
Fleet Mechanic
Reinhold electric —St. Louis, MO
- $27.69 - $34.00 an hour
- Full-time
- Heavy lifting
- Mechanic experience
- Customer service
- Health insurance
- Dental insurance
Quick Apply
13d
Non-Power Technician
UPS —Earth City, MO
- $34.85 - $46.47 an hour
- Overtime
- CDL B
- Mechanic experience
- CDL A
- Employee stock purchase plan
- Paid holidays
Diesel Mechanic
Aspen Waste Systems of Missouri —Earth City, MO
- Mid-level
- Health insurance
- Dental insurance
Quick Apply
7d
Diesel Mechanic
Greyhound Lines, Inc. —St. Louis, MO
- $30.68 an hour
- Weekends as needed
- ASE Certification
- Clean driving record
- Mid-level
- Paid training
- Health insurance
Diesel Mechanic
Degel Truck Center —Hazelwood, MO
- $20 - $42 an hour
- Full-time
- Background check
- Mechanic experience
- Dealership
- Health insurance
- Dental insurance
Quick Apply
Trailer Mechanic
Saia Motor Freight Line LLC —Saint Peters, MO
- $32.70 - $37.35 an hour
- Full-time
- 18 years or older
- Mechanic experience
- English
Quick Apply
Field Diesel Technician
Accelera —St. Louis, MO
- $23.75 - $44.00 an hour
- Full-time
- Clean driving record
- Mid-level
- High school diploma or GED
Quick Apply
Heavy Construction Equipment Mechanic
Keller Construction, Inc. —Glen Carbon, IL
- $35 - $45 an hour
- Full-time
- Background check
- Mid-level
- CDL
- Health savings account
- Paid holidays
Quick Apply
Diesel Mechanic
Dayton Freight —Collinsville, IL
- $33.10 - $38.10 an hour
- Full-time
- Basic math
- Pass drug screening
- English
- AD&D insurance
- Paid holidays
Rail Terminal Diesel Mechanic
Pacific Rail Services —East Saint Louis, IL
- $36 - $39 an hour
- Full-time
- Background check
- Pass drug screening
- No high school diploma
- Health insurance
- Dental insurance
Quick Apply
Mobile Field Service Technician – Diesel & Utility Equipment
Strategic Placement Partners —St. Louis, MO
- $32 - $45 an hour
- Overtime
- Clean driving record
- Customer service
- Mid-level
- Travel reimbursement
- Fuel card
Quick Apply
10d
Mobile Diesel Mechanic II - Variable shift
Cox Fleet —St. Louis, MO
- Monday to Friday
- Background check
- DOT physical examination
- Mid-level
- Health insurance
- Dental insurance
Quick Apply
Diesel Mechanic $7,500 Sign On Bonus
WM —St. Louis, MO
- Full-time
- ASE Certification
- 18 years or older
- Mechanic experience
- Employee stock purchase plan
- Paid holidays
3d
Mobile Diesel Mechanic - 2nd Shift
Cox Fleet —St. Louis, MO
- $26.73 - $40.10 an hour
- Full-time
- Background check
- DOT physical examination
- Mid-level
- Health insurance
- Dental insurance
Quick Apply
Diesel Mechanic $7,500 Sign On Bonus
WM —St. Louis, MO
- Full-time
- ASE Certification
- 18 years or older
- Mechanic experience
- Employee stock purchase plan
- Paid holidays
3d
Diesel Technician/Mechanic III - Entry Level
Penske Truck Leasing and Logistics —St. Louis, MO
- Background check
- Customer service
- Ability to walk for extended periods
12d

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Part-Time Diesel Mechanic (Weekends) – Commercial Truck Fleet

G3 International LLC
St. Louis, MO

Quick Apply

Job Details

Contract
$27.92 - $50.00 an hour
10 hours ago

Benefits

Flexible schedule

Qualifications

Heavy equipment electrical system troubleshooting
Diesel engine system repair
Vehicle mechanics for truck drivers
Equipment repair
Diesel mechanics
Diesel truck repair
Electrical maintenance
Electrical parts
Hand tools
Diesel engine diagnostics
Diesel engine brake system servicing

Full Job Description

Cheetah Trucking Inc. is seeking an experienced Part-Time Diesel Mechanic to support our growing fleet of Class 8 tractors and trailers. This is an excellent opportunity for someone looking to earn additional income on weekends while working with a modern, well-maintained fleet.

You'll play a key role in keeping our trucks operating safely and efficiently by performing preventative maintenance, diagnosing mechanical issues, and completing small to medium repairs. We are looking for a dependable, self-motivated mechanic who takes pride in quality workmanship and can respond to occasional weekend service calls when needed.

Responsibilities

Perform preventative maintenance on Class 8 tractors and trailers
Conduct diagnostics on diesel engines, transmissions, brakes, suspensions, air systems, and electrical components
Complete oil changes, PM services, tire repairs, filter replacements, and DOT inspections
Repair or replace brakes, suspension components, steering parts, belts, hoses, lighting, HVAC components, and other common wear items
Troubleshoot mechanical and electrical issues using diagnostic equipment and service information
Perform minor welding or fabrication repairs when necessary
Maintain accurate service records and communicate repair recommendations to fleet management
Respond to occasional weekend breakdowns or emergency service calls
Maintain a clean, organized, and safe work environment

Qualifications

Minimum 3 years of diesel mechanic experience
Experience working on Class 8 commercial trucks (Freightliner experience preferred)
Strong knowledge of diesel engines, drivetrains, air brake systems, suspensions, and vehicle electrical systems
Ability to diagnose and repair mechanical issues independently
Experience using diagnostic software and repair manuals
Welding or fabrication experience is a plus
Own basic mechanic tools
Valid driver's license required
CDL is a plus but not required

What We Offer

Flexible weekend schedule
Competitive hourly compensation based on experience
Consistent part-time work with opportunities for additional hours
Modern fleet with well-maintained equipment
Family-oriented company with a supportive team environment
Opportunity to grow with a rapidly expanding trucking company

Job Type

Part-Time
Weekends
Occasional On-Call Availability

Compensation

Competitive hourly pay based on experience.

This position is structured as an Independent Contractor (1099) opportunity.

About Cheetah Trucking Inc.

Cheetah Trucking Inc. is a growing asset-based carrier headquartered in the St. Louis area, operating a fleet of late-model equipment throughout the Midwest and across the United States. We are committed to safety, reliability, and providing our drivers with dependable equipment. As we continue to grow, we're looking for skilled professionals who take pride in their work and want to be part of a company that values quality, accountability, and teamwork.

Pay: $27.92 - $50.00 per hour

Benefits:

Flexible schedule

Work Location: In person

Quick Apply

Refine Your Search

diesel mechanic jobs in st. louis mo

Part-Time Diesel Mechanic (Weekends) – Commercial Truck Fleet

Diesel Mechanic Technician A

Diesel Technician - $35 per hour

Heavy Equipment Mechanic

Fleet Mechanic

Non-Power Technician

Diesel Mechanic

Diesel Mechanic

Diesel Mechanic

Trailer Mechanic

Field Diesel Technician

Heavy Construction Equipment Mechanic

Diesel Mechanic

Rail Terminal Diesel Mechanic

Mobile Field Service Technician – Diesel & Utility Equipment

Mobile Diesel Mechanic II - Variable shift

Diesel Mechanic $7,500 Sign On Bonus

Mobile Diesel Mechanic - 2nd Shift

Diesel Mechanic $7,500 Sign On Bonus

Diesel Technician/Mechanic III - Entry Level

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