Madden Industrial Craftsmen is seeking a Diesel Truck & Trailer Mechanic for our client in NE Portland, OR. This position supports fleet maintenance and repair operations with a focus on DOT-compliant service and bumper-to-bumper diagnostics on trucks and trailers. The ideal candidate has hands-on experience with the following: diesel engine diagnostics, DOT inspections, air brake systems, hydraulic systems, drivetrain repair, and low-voltage electrical troubleshooting.

Pay & Schedule
Pay: $32–$37/hour DOE
Shift: Swing shift, 2:30pm–11:00pm

Key Responsibilities
• Perform bumper-to-bumper maintenance and repairs on diesel trucks and trailers
• Complete DOT Annual Vehicle Inspections in compliance with state and federal regulations
• Diagnose and repair steering, suspension, and drivetrain components including brakes, differentials, drivelines, and wheel ends
• Troubleshoot and repair low-voltage electrical systems
• Service and repair pneumatic air brake systems
• Troubleshoot and repair hydraulic systems including cylinders, PTOs, valves, and pumps
• Perform basic engine and transmission troubleshooting, including clutch replacement
• Complete accurate written and electronic work orders
• Perform occasional shop, building, and yard maintenance as needed
• Maintain a clean, organized, and safe work environment

Required Qualifications
• Minimum 2 years of diesel truck and trailer maintenance experience
• Strong mechanical aptitude and troubleshooting skills
• Knowledge of DOT compliance and inspection requirements
• Ability to maintain vehicles to state and federal DOT standards
• Ability to operate vehicles up to and including Class 8 trucks
• Valid driver’s license with a clean driving record
• Adequately stocked personal toolbox
• Basic computer skills and clear documentation habits

Preferred Qualifications
• Vocational training or technical certificate in diesel or heavy equipment repair
• Experience with Cummins Insite, Detroit DDEC, or CAT ET diagnostic software
• Class A, B, or C CDL
• Engine rebuilding experience
• Welding or fabrication experience

Benefits
• Medical
• Paid Sick Leave
• Paid Holidays
• 401(k) with Company Match

Work Environment
This role is performed in a shop and yard environment with exposure to heavy equipment, noise, moving vehicles, and physical demands. Work includes standing for extended periods, lifting components, bending, and hands-on mechanical repair. PPE and established safety procedures are required at all times.

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