Diesel Mechanic (Diag)

Vital Tech Solutions; Camas (WA); On-site; USD 65,000 - 90,000; Full time

Job summary

Vital Tech Solutions in Camas, WA is seeking an experienced Diagnostic Diesel Technician to support maintenance operations with advanced troubleshooting and repair of diesel-powered trucks and equipment.

Ideal candidates have strong electrical and emissions systems knowledge, can read wiring diagrams, and 5+ years of hands-on diesel experience; CDL-A is required. You will diagnose, repair, document work, mentor junior technicians, and ensure safety and environmental compliance.

Qualifications

• 5+ years of hands-on diesel technician experience.
• CDL-A is required.
• Ability to read and interpret wiring diagrams, service manuals, and technical documentation.
• Experience with diesel engine platforms such as Cummins, Detroit Diesel, CAT, PACCAR.
• Experience repairing aftertreatment systems including DPF, DEF, and SCR.

Responsibilities

• Use OEM diagnostic software, scan tools, and resources to identify root causes and perform accurate repairs.
• Conduct preventative maintenance inspections and identify potential equipment concerns.
• Diagnose and repair mechanical, electrical, hydraulic, pneumatic, steering, suspension, brake, and drivetrain issues.
• Maintain compliance with safety procedures, environmental regulations, and maintenance standards.
• Perform advanced diagnostics on diesel engines, electronic controls, and emissions systems.
• Document diagnostics, repairs, labor, and parts usage.
• Mentor junior technicians as needed.
• Service and repair aftertreatment systems including DPF, DEF, and SCR.

Skills

Electrical troubleshooting

Diesel diagnostics

Mentoring junior technicians

Tools

OEM diagnostic software

Scan tools

Job description

Camas, United States | Posted on 09/18/2026

Diesel Mechanics! - Join a Company Where People Stay, Benefits Matter, and Respect Comes First.

We are looking for an experienced Diagnostic Diesel Technician to support our maintenance operations through advanced troubleshooting, diagnostics, and repair of diesel-powered trucks and equipment. This position requires a technician with strong electrical and emissions systems knowledge who can accurately diagnose complex mechanical failures and complete repairs safely and efficiently.

Key Responsibilities

• Utilize OEM diagnostic software, scan tools, and technical resources to identify root cause failures and complete accurate repairs
• Conduct preventative maintenance inspections and identify potential equipment concerns before failure occurs
• Diagnose and repair mechanical, electrical, hydraulic, pneumatic, steering, suspension, brake, and drivetrain issues
• Maintain compliance with company safety procedures, environmental regulations, and maintenance standards
• Perform advanced diagnostics and troubleshooting on diesel engines, electronic controls, and emissions systems
• Accurately document diagnostics, completed repairs, labor, and parts usage
• Support shop operations by assisting and mentoring junior technicians as needed
• Service and repair aftertreatment systems including DPF, DEF, and SCR components

Requirements

• Abilityto read and interpret wiring diagrams, service manuals, and technicaldocumentation
  
• Minimum5 years of hands-on experience as a diesel technician
  
• Familiaritywith OEM diagnostic software, electronic troubleshooting systems, and scantools
  
• Mustprovide own basic hand tools
  
• Experiencediagnosing and repairing aftertreatment systems including DPF, DEF, andSCR
  
• Strongdiagnostic and electrical troubleshooting background
  
• CDL-A is required
  
• Experienceworking with diesel engine platforms such as Cummins, Detroit Diesel, CAT,PACCAR, or equivalent
  
• Experienceperforming repairs on engines, drivetrains, brakes, steering, suspension,and related heavy-duty systems