Mobile Commercial Diesel Technician

SelecTransportation Resources, LLC.; Conroe (TX); On-site; USD 55,000 - 75,000; Full time

Job summary

SelecTransportation Resources, LLC. is seeking a Mobile Commercial Diesel Technician to diagnose, repair, and maintain diesel engines and systems for a wide range of commercial vehicles in the field.

You will work directly with customers, performing on-site repairs to maximize uptime and customer satisfaction. Responsibilities include troubleshooting with diagnostic tools, performing preventative maintenance, and maintaining accurate service records while traveling to client sites within the

Qualifications

• Minimum 3–5 years experience as a diesel technician working with commercial vehicles.
• Experience diagnosing and repairing diesel engines and related systems in field/service environments.
• Proficient with diesel diagnostics tools and software; valid CDL preferred but not required.

Responsibilities

• Diagnose and repair diesel engines and systems for commercial trucks and vehicles.
• Perform preventative maintenance and inspections on diesel engines and related equipment.
• Use diagnostic tools to troubleshoot engine and system issues.
• Complete field service repairs and maintain service records.
• Provide excellent customer service and communicate repair status to customers.
• Adhere to safety protocols and keep work areas clean and organized.
• Collaborate with dealership service teams for scheduling and issue resolution.
• Travel to customer locations within the region to perform on-site repairs.

Skills

Diesel engine knowledge

Electrical systems

Hydraulic systems

Diagnostic tools

Customer service

Field service

Education

High school diploma

Diesel technology certification

Tools

Freightliner DiagnosticLink

Cummins Insite

Job description

Description

As a Mobile Commercial Diesel Technician, you will be responsible for diagnosing, repairing, and maintaining diesel engines (Cat/Cummins/Detroit), systems, and components for a wide range of commercial vehicles. You will be working in the field, directly with customers, providing on-site repairs and maintenance. This is a critical role for ensuring vehicle uptime and customer satisfaction.

Key Responsibilities:

• Diagnose and repair diesel engines and systems, including electrical and mechanical components, for commercial trucks and vehicles.


• Perform preventative maintenance and inspections on diesel engines and related equipment.


• Use diagnostic tools and software to troubleshoot engine and system issues.


• Complete field service repairs and maintain service records in a timely and accurate manner.


• Provide excellent customer service, clearly communicating with customers about the status of their vehicles and the repairs needed.


• Adhere to company safety protocols and maintain a clean, organized work environment, both in the service truck and at customer sites.


• Collaborate with the dealership service team to ensure efficient scheduling and resolution of customer issues.


• Travel to customer locations within the region to perform on-site repairs.

Requirements

• High school diploma or equivalent; technical certification in diesel technology or related field preferred.


• Minimum 3-5 years of experience as a diesel technician, with a focus on commercial vehicles.


• Strong knowledge of diesel engine systems, electrical, hydraulic, and air systems.


• Proficient in using diagnostic tools and software (e.g., Freightliner DiagnosticLink, Cummins Insite, etc.).


• Valid driver’s license and clean driving record (CDL preferred but not required).


• Excellent problem-solving skills and attention to detail.


• Ability to work independently and manage time efficiently in a mobile service environment.


• Strong communication and customer service skills.