B-Level Diesel Technician

Champion FleetCare of Kansas City

Preventive Maintenance | Repairs | Intermediate Diagnostics 

Electrical & Emissions Support 

Position Summary 

We are seeking a skilled B-Level Diesel Technician to perform preventive maintenance, mechanical repairs, and intermediate diagnostic work on Class 1 through Class 8 trucks. This position is ideal for a technician who can independently complete most repairs and basic diagnostics but may require support from a senior technician for complex electrical or advanced emissions troubleshooting.

The ideal candidate is dependable, detail-oriented, and committed to developing advanced diagnostic 

skills. 

Key Responsibilities

Preventive Maintenance 

• Perform DOT inspections and scheduled preventive maintenance services 
• Complete oil changes, filter replacements, lubrication, and fluid services
• Inspect and service:
• Air and hydraulic brake systems
• Steering and suspension systems
• Driveline components
• Cooling and fuel systems
• Identify wear items and potential failures
• Maintain accurate service documentation 

Mechanical Repairs 

• Perform engine component replacements (water pumps, injectors, turbos, etc.) 
• Assist with major engine repairs as needed 
• Transmission and clutch replacement (manual preferred; automated a plus) 
• Driveline and differential repairs 
• Brake system repairs and adjustments 
• Suspension and steering repairs 
  
• HVAC and cooling system repairs 
• Complete work according to OEM specifications 

Diagnostics & Electrical (Intermediate Level) 

• Use scan tools to retrieve fault codes 
• Perform basic drivability diagnostics 
• Troubleshoot:
• Starting and charging systems
• Sensor and actuator failures
• Basic wiring repairs
• Read and follow wiring diagrams
• Assist A-Level technicians with advanced diagnostics
• Perform forced regens under supervision when necessary 

Emissions Systems Support 

• Perform DPF removal and installation 
• Replace DEF components and sensors 
• Diagnose common emissions faults with guidance 
• Assist with troubleshooting SCR, EGR, and aftertreatment systems 
• Address minor emission-related derates 

Team & Shop Responsibilities

• Communicate findings clearly with service advisors and supervisors 
• Maintain productivity goals 
• Follow safety and compliance procedures 
• Maintain clean and organized workspace
• Participate in ongoing training 

Qualifications 

Required

• 2–4 years diesel repair experience (Class 3–8 preferred) 
• Strong mechanical repair skills 
• Basic to intermediate diagnostic experience 
• Ability to read service manuals and wiring diagrams 
• Own professional tools 
• Valid driver’s license

Preferred 

• ASE Certifications (T Series) 
• Experience with OEM diagnostic software 
• Emissions system experience 
• Fleet maintenance experience 

Skills & Competencies 

• Strong preventive maintenance skills 
• Solid mechanical repair capability 
• Basic electrical troubleshooting ability 
• Willingness to grow into advanced diagnostics 
• Good time management 
• Team-oriented attitude 
  

Physical Requirements 

• Lift up to 75 lbs 
• Stand for extended periods 
• Work in shop environment (heat, cold, noise) 
• Work under vehicles and inside engine compartments 

Compensation & Growth Path 

• Competitive hourly pay (based on experience)
• Overtime opportunities 
• Paid training and certification support 
• Advancement path to A-Level / Master Diagnostic Technician 
• Health benefits and PTO (customize as needed) 



Pay $30-$40 per hour