Heavy-Duty Diesel Technician — Fleet Maintenance

Location: Huntsville, Alabama | Work Location: In person

A day in this role

Start your shift in our Huntsville shop, review work orders, and prioritize critical fleet needs. You’ll run full-vehicle inspections on Class 8 equipment, dive into engine and electrical diagnostics with OEM manuals and wiring diagrams, and turn wrenches on everything from brakes and suspensions to hydraulics and HVAC. Whether you’re aligning a steer axle, welding a cracked bracket, or chasing an intermittent electrical fault with a multimeter, your craftsmanship keeps our trucks safe, reliable, and ready to roll.

What you’ll do

• Perform end-to-end inspections, diagnostics, and repairs on semi trucks: engines, transmissions, air brake systems, suspensions, hydraulics, electrical, and HVAC.
• Handle preventive maintenance—oil and filter changes, tire service, alignments, and fluid exchanges—to extend vehicle life and uptime.
• Use schematics, technical manuals, and electronic testing tools to pinpoint and resolve complex mechanical and electrical issues.
• Fabricate and repair components with hand and power tools, welding equipment, and precision fabrication techniques as needed.
• Follow and uphold safety procedures and regulations governing heavy equipment maintenance and shop operations.

What you bring

• Hands-on experience maintaining and repairing semi trucks or heavy-duty vehicles in an industrial or dealership environment.
• Deep knowledge of diesel engines, transmissions, air brakes, hydraulics, suspension systems, HVAC systems, and shocks & struts.
• Proficiency with diagnostics using schematics, wiring diagrams, and electronic test instruments.
• Skilled with hand tools, power tools, welding gear, soldering techniques, and assembly processes.
• Background in tire work, wheel alignment procedures, brake service, and general fleet maintenance best practices.

Compensation & benefits

Pay: $25.00 - $26.00 per hour

Benefits:

• 401(k)
• Dental insurance