Diesel Fleet Mechanic for CDL Training Fleet

Crawford Thomas LLC; West Mifflin (Allegheny County); On-site; USD 44,000 - 47,000; Full time

Job summary

Crawford Thomas Recruiting is seeking a Diesel Fleet Mechanic in West Mifflin, PA. The role involves diagnosing and repairing heavy‑duty Class 6–8 trucks, using laptop diagnostic tools, and maintaining emissions systems to keep the fleet safe and road‑worthy.

Ideal candidates have 2+ years of experience, strong troubleshooting skills, and a commitment to safety and quality repairs. This position offers competitive hourly pay and benefits.

Qualifications

• 2+ years of professional diesel mechanic experience on Class 6–8 commercial trucks.
• Hands‑on experience with laptop-based diagnostic tools and heavy‑duty engine systems.
• Ability to perform forced DPF regenerations, interpret fault codes, and analyze live engine data.
• Strong knowledge of diesel emissions systems, mechanical repairs, and preventative maintenance.
• Familiarity with DOT inspections and commercial vehicle safety requirements.
• ASE Diesel Certifications (T2–T8) are a plus.
• Valid driver’s license; CDL Class A or B preferred.
• Basic set of mechanic hand tools and any required diagnostic equipment.

Responsibilities

• Advanced Diagnostics: Use diagnostic software to identify fault codes, monitor live data, perform forced regens, and configure engine modules.
• Diesel Emissions Systems: Diagnose, maintain, and repair DPF, SCR, DEF dosing, and EGR systems.

Skills

Troubleshooting

Hands-on work

Attention to detail

Safety compliance

Team collaboration

Education

ASE Diesel Certifications (T2–T8)

Tools

Cummins Insite

Detroit DDDL

CAT ET

Volvo PTT

Job description

Crawford Thomas Recruiting is seeking a Diesel Fleet Mechanic in West Mifflin, PA. The role involves diagnosing and repairing heavy‑duty Class 6–8 trucks, using laptop diagnostic tools, and maintaining emissions systems to keep the fleet safe and road‑worthy.

Ideal candidates have 2+ years of experience, strong troubleshooting skills, and a commitment to safety and quality repairs. This position offers competitive hourly pay and benefits.