Diesel Technician

Now hiring for a Diesel Technician

• High school diploma or GED required.
• Valid driver's license required.
• Brake certification required.
• AC certification preferred; equivalent HVAC diagnostic and repair experience will be considered.

• Minimum 2 years of experience repairing and maintaining heavy-duty diesel vehicles.
• Bus maintenance and repair experience preferred.
• Strong troubleshooting and diagnostic skills for mechanical, electrical, and aftertreatment systems.
• Experience performing brake repairs, inspections, and preventive maintenance.
• Tire service experience, including mounting, dismounting, and replacement, is a plus.
• Ability to work independently and efficiently with minimal supervision.
• Must have a complete set of personal mechanic hand tools; specialty tools provided by the company.

• Ability to lift, carry, push, and pull up to 50 lbs. regularly and heavier items with assistance.
• Frequent standing, walking, bending, kneeling, squatting, reaching, and climbing throughout the shift.
• Ability to work beneath vehicles, in confined spaces, and at varying heights.
• Strong manual dexterity and hand-eye coordination for mechanical repairs and diagnostics.
• Ability to work in varying temperatures, noise levels, and shop environments.
• Must be able to wear required PPE, including safety glasses, gloves, and hearing protection.

• Perform diagnostics, maintenance, and repairs on heavy-duty diesel trucks, buses, and fleet vehicles.
• Troubleshoot and repair diesel engines, electrical systems, HVAC systems, brakes, and aftertreatment components.
• Complete preventive maintenance services, including oil changes, fluid checks, inspections, and scheduled maintenance.
• Diagnose and repair air conditioning systems and related components.
• Inspect, service, and repair brake systems in accordance with certification standards.
• Mount, dismount, inspect, and replace tires as needed.
• Utilize diagnostic software, testing equipment, and repair tools to identify and correct vehicle issues.
• Ensure all repairs meet company safety, quality, and performance standards.
• Maintain accurate repair documentation and communicate vehicle status to management.
• Support rapid turnaround times to return vehicles safely to service as quickly as possible.

Benefits vary by client and are confirmed at the time of offer. Examples may include:

• Medical, dental, and vision insurance
• Life insurance
• Disability insurance
• 401(k)
• Paid time off (PTO)

At Staffmark, we connect hardworking people with great companies, creating opportunities that make a lasting impact.

Staffmark is an equal opportunity employer. Allapplicants will receive consideration without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other legally protected status. Staffmark offers reasonable accommodations for qualified individuals with disabilities; contact your local branch for inquiries. Staffmark is an E-Verify employer. See our Privacy Notice for Candidates and Employees/Contractors at By applying, you consent to receive AI-generated and non-AI-generated calls, texts, or emails from Staffmark Group, its affiliates, and partners. Frequency varies and message/data rates may apply. Reply STOP to cancel or HELP for help.