Mississippi · BLS OEWS May 2025
Diesel Mechanic salary in Mississippi: $54,360 median, no degree required
Everything you own arrived on a truck, and every truck needs a diesel tech. Median pay for diesel mechanics in Mississippi is $54,360, with dealer master techs and fleet leads reaching $82,020. The training path is a 1-to-2-year program or a paid helper position, not a four-year tuition bill. Fleets are so short on techs that many pay for your schooling, hand you a tool allowance, and still sign a bonus. Our model puts a Mississippi diesel mechanic $199,623 ahead of the average college path over 10 years. If you grew up wrenching, this is the trade that pays you for it.
Reviewed by Brad Zemke, third-generation tradesman, 20+ years in the field.
Diesel Mechanic pay in Mississippi
BLS OEWS May 2025 · 3,140 employed
| Wage level | Per year | Per hour |
|---|---|---|
| Entry level (10th percentile) | $37,390 | $17.98/hr |
| 25th percentile | $44,120 | $21.21/hr |
| Median wage | $54,360 | $26.13/hr |
| 75th percentile | $65,400 | $31.44/hr |
| Top earners (90th percentile) | $82,020 | $39.43/hr |
The 10-year picture
Diesel Mechanic vs college in Mississippi
- Diesel Mechanic, 10 years in
- $521,064
- cumulative earnings minus training costs
- College path, 10 years in
- $321,441
- avg degree, $37,850 debt, $11,568 interest paid
- Head start
- $199,623
- trade path is in the black by year 1; college by year 6
Cumulative earnings net of education costs and loan interest; taxes and living costs excluded from both paths. Full math and sources on the methodology page.
The apprenticeship
How you get in
Diesel programs at technical colleges in Mississippi run 12 to 24 months; many students work part-time in a shop while enrolled. The alternative is starting as a lube tech or shop helper and moving up. Expect about two years to full wage, with OEM certifications (Cummins, Detroit, Cat) raising your rate after that.
Training cost in our model: $12,000. First-year pay near $32,616.
Licensing
What MS requires
No state license is required to turn wrenches, but ASE and OEM certifications function the same way: they gate the better-paying jobs. A CDL is worth adding in Mississippi; techs who can road-test trucks are more valuable to every fleet.
FAQ
Diesel Mechanic questions, answered straight
How much do diesel mechanics make in Mississippi?
The median diesel mechanic wage in Mississippi is $54,360 a year ($26.13/hr) per BLS OEWS May 2025 data. The top 10% earn $82,020 or more. Entry-level pay starts around $37,390.
Is becoming a diesel mechanic worth it compared to college in Mississippi?
On the 10-year math, yes. Our model puts a Mississippi diesel mechanic at $521,064 in cumulative net earnings after 10 years, versus $321,441 for the average bachelor's path. That is a $199,623 head start, mostly because you earn while you train instead of paying tuition for four years.
How many diesel mechanics work in Mississippi?
BLS counts 3,140 employed diesel mechanics in Mississippi as of the May 2025 OEWS survey.
Do diesel mechanics have to buy their own tools?
Usually yes, over time, and a full box is a real investment. Budget for it out of early paychecks. Many dealers offer tool allowances or starter programs now because they are short on techs. Even with tools factored in, the path costs a fraction of a degree.
Will electric trucks kill diesel jobs?
Not this decade, and techs who learn high-voltage systems will be the ones fixing whatever replaces diesel. Fleets need people who understand the whole machine either way.
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Wage data: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025, occupation 49-3031, 3,140 employed in Mississippi. ROI model assumptions and sources: methodology.