Diesel Mechanic in South Carolina: Salary, License Requirements, and How to Start
Repair and maintenance
South Carolina employs 3,360 diesel mechanics, with a statewide median of $59,330 and wide variation by city and experience. Here is the real wage data, the exact South Carolina licensing picture, and where to train.
What Diesel mechanics Earn in South Carolina (May 2025)
- South Carolina median pay
- $59,330 (May 2025)
- Starting range (10th percentile)
- $41,440
- Experienced (75th percentile)
- $65,690
- Top earners (90th percentile)
- $76,670
- Employed in South Carolina
- 3,360
- U.S. median (for comparison)
- $60,660 (May 2024)
Wages vary substantially by metro. Median annual pay for diesel mechanics in major South Carolina markets:
- Charleston
- $61,000 (540 employed)
- Spartanburg
- $60,750 (370 employed)
- Columbia
- $60,320 (520 employed)
- Charlotte
- $60,300 (3,350 employed)
- Greenville
- $58,480 (610 employed)
- Augusta
- $56,920 (310 employed)
What That Pay Is Worth in South Carolina
Prices in South Carolina run about 6% below the national average (cost-of-living index 93.7 vs a U.S. baseline of 100, 2024), so the $59,330 median stretches to roughly $63,319 in national buying-power terms.
Job Outlook in South Carolina (2024–2034)
South Carolina is projected to grow diesel mechanics employment +8.2%, faster than the +2.4% projected nationally. The state expects about 320 openings a year, counting both growth and workers who retire or move on.
South Carolina License and Certification Requirements
No state license; ASE (Medium/Heavy Truck) certification — regulated by the No license required — ASE certification is the standard.
- South Carolina does not license diesel technicians.
- Complete a diesel technology program or an employer apprenticeship.
- Earn ASE medium/heavy truck certifications as you gain experience.
Official requirements: No license required — ASE certification is the standard →
Training in South Carolina
Port of Charleston logistics, trucking, and manufacturing drive demand. Engine-specific training (Cummins, Cat) raises pay.
Real training providers and registered apprenticeships in South Carolina include:
- Central Carolina Technical College — Certificate
- Florence-Darlington Technical College — Certificate / Associate
- Greenville Technical College — Certificate / Associate
- Horry-Georgetown Technical College — Certificate
Is This the Right Move for You?
Best for: People who like large, powerful machinery and want solid wages without a 4-year degree.
Think twice if: Grease, diesel exhaust, heavy components, and shop environments sound miserable rather than satisfying.
Why it's resilient: Diesel engines power trucks, buses, heavy equipment, and generators — hands-on diagnosis and repair that cannot be done remotely.
First Steps
Look for diesel technology programs at community colleges and vocational schools, or apply directly as a shop helper.
Frequently Asked Questions
How much do diesel mechanics make in South Carolina?
The median wage for diesel mechanics in South Carolina is $59,330 per year (May 2025, BLS). Entry-level pay (10th percentile) starts around $41,440, and top earners (90th percentile) make about $76,670. Pay varies by metro and years of experience.
What license or certification do you need to become a Diesel Mechanic in South Carolina?
No state license; ASE (Medium/Heavy Truck) certification, overseen by the No license required — ASE certification is the standard. South Carolina does not license diesel technicians.
Is being a Diesel Mechanic a good career in South Carolina?
Diesel engines power trucks, buses, heavy equipment, and generators — hands-on diagnosis and repair that cannot be done remotely.
Which South Carolina metros pay diesel mechanics the most?
Among South Carolina metro areas, Charleston leads at $61,000, followed by Spartanburg ($60,750), Columbia ($60,320). Local pay tracks regional demand and cost of living, so the highest-paying metro isn't always the best net move.
Where can I train to become a Diesel Mechanic in South Carolina?
Real South Carolina options include Central Carolina Technical College, Florence-Darlington Technical College, Greenville Technical College. Most diesel mechanics start with an accredited program, then earn the credential the state or employer requires.
Is Diesel Mechanic a growing career in South Carolina?
South Carolina projects diesel mechanics employment to change +8.2% from 2024 to 2034, with about 320 openings a year — a growing field in the state.
Sources and Verification
Wage data: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (May 2025), South Carolina statewide and metro estimates for SOC 49-3031. Licensing summary compiled from the No license required — ASE certification is the standard (2026-06-11). Requirements change — always confirm current rules with the board and verify program costs and outcomes before enrolling.
BLS Occupational Outlook · O*NET South Carolina wages · South Carolina licensing/certification source
Employment projections: Projections Central / BLS Employment Projections (2024–2034); Cost of living: BEA Regional Price Parities.
Pay percentiles describe current workers, not entry-level offers; training costs and local demand vary, so verify locally before committing money or quitting a job.