Diesel Truck Mechanic Jobs Join the Alpha Roadside Crew
We’re hiring experienced diesel truck mechanics to repair semis, trailers and fleet trucks on the road across Dallas–Fort Worth. Steady 24/7 work, a stocked service truck and a team that has your back.
- PositionDiesel Truck Mechanic
- TypeFull-time
- LocationMobile · DFW, TX
- ShiftsDay · Night · Weekend
Why Work With Us
More Than a Job — A Crew
Alpha Roadside Service has kept Texas trucks moving for 20+ years. When you join, you're not a number on a shop floor — you're the mechanic drivers are waiting for.
Steady, year-round work
Trucks break down 24/7 across Texas — the calls don't stop.
Company service truck
Go to work in a stocked service truck with the parts and equipment for the job.
Dealer-level diagnostics
Work with professional diagnostic tools, not guesswork.
A real crew behind you
35+ mechanics, tow operators and dispatchers who have your back on every call.
Room to grow
Learn new systems and move up as the company grows.
Shifts that fit
Day, night and weekend shifts — we run around the clock.
Open Positions
Current Job Openings
Hiring now
Diesel Truck Mechanic (Mobile)
Dallas–Fort Worth, TX
Full-time
2+ years experience
Pay based on experience
You’ll run calls from a fully equipped service truck — diagnosing and repairing commercial trucks, semis and trailers wherever they break down: highway shoulders, truck stops, customer yards and loading docks.
What You’ll Do
- Diagnose and repair semis, box trucks, trailers, RVs and buses at the customer’s location
- Use diagnostic software on Cummins, Detroit, PACCAR, Volvo and CAT engines
- Repair air brakes, electrical, cooling, fuel, drivetrain and aftertreatment (DPF/DEF/EGR) systems
- Handle tires, wheel ends and DOT inspection repairs
- Explain the problem and the fix to drivers and fleet managers in plain words
- Keep your service truck stocked, clean and road-ready
What You Need
- 2+ years of diesel truck repair experience (heavy-duty or medium-duty)
- Own basic hand tools
- Valid driver’s license and a clean driving record
- Able to work outdoors in Texas weather and lift heavy parts safely
- Comfortable working alone on a roadside call and with the team on bigger jobs
Nice to Have
- ASE certifications (T-series)
- CDL Class A or B
- Trailer, reefer trailer or bus repair experience
- Bilingual English / Spanish
Your Future Team
The People You'll Work With
Experienced techs who’ll ride along on your first calls, share know-how and back you up on the big jobs. Nobody works a breakdown alone here.
Join the CrewHiring Process
From Application to Your First Call
- 1Apply in 2 minutes
Fill in the short form below or call us. A resume helps but isn't required.
- 2Quick phone call
We call you within 2 business days to talk about your experience.
- 3Meet the team
Come in, meet the crew and show us what you know on a truck.
- 4Start working
Get your service truck, tools and first calls with a senior tech.
Apply Now
Start Your Application
It takes about 2 minutes. No resume? No problem — tell us about your experience and we’ll call you.
Prefer to call? (855) 457-1170
Email your resume: Info@alpharoadsideservice.com
We reply within 2 business days
Bring your own basic hand tools. Specialty equipment, diagnostic software and the service truck are provided.
No. A valid driver’s license and a clean driving record are required. A CDL is a plus, especially if you also want to drive our tow trucks.
No, but it helps. Real-world diesel experience matters most, and we support techs who want to get certified.
We run 24/7, so there are day, night and weekend shifts. Tell us your availability on the form.
Mostly on the road across Dallas–Fort Worth — at truck stops, yards, docks and highway shoulders — plus calls across Texas.
Pay depends on your experience and certifications. We’ll discuss it on your first call.
Yes. Fill in the form and tell us about your experience, or call (855) 457-1170.