Mobile Diesel Technician

Campbell Supply Company • Monroe Township, NJ

21h • $25 - $45 • Onsite

About The Position

The Mobile Service Technician plays a vital role in performing on-site maintenance, repairs, and diagnostics for commercial and emergency vehicles. This role is ideal for someone with strong mechanical skills, who enjoys working independently in the field, and is committed to delivering exceptional customer service. You’ll handle scheduled maintenance, emergency repairs, and troubleshooting directly at customer locations — keeping vehicles safe, reliable, and compliant with industry standards.

Requirements

• High school diploma or equivalent.
• 3+ years of experience as a diesel truck or mobile service technician.
• Strong proficiency in diagnosing and repairing mechanical, electrical, and hydraulic systems.
• Ability to work independently in the field and manage time effectively.
• Valid driver’s license with a clean driving record (CDL preferred but not required).
• Familiarity with mobile diagnostic tools, equipment, and repair procedures.
• Excellent communication and customer service skills.
• Willingness to participate in ongoing training to stay current with vehicle technology and repair methods.

Nice To Haves

• CDL preferred but not required.

Responsibilities

• Perform on-site diagnostics, maintenance, and repairs on diesel engines, transmissions, brakes, hydraulics, and electrical systems.
• Respond to road calls and provide efficient, high-quality mobile service to minimize vehicle downtime.
• Operate and maintain company-provided service vehicles, tools, and equipment.
• Document all services performed, parts used, and customer interactions accurately through work orders and reports.
• Communicate with the service manager, parts department, and customers regarding job status and timelines.
• Follow all safety procedures, including proper handling of tools, equipment, and hazardous materials.
• Conduct inspections to identify potential problems and recommend preventative maintenance.
• Maintain a clean, organized, and fully stocked mobile service truck.
• Represent Campbell Supply professionally and uphold customer service standards at all times.

Benefits

• Comprehensive benefits package (medical, dental, vision, life insurance)
• 401(k) with company match
• Paid time off and holidays
• Ongoing training and career growth opportunities

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: High school or GED