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Southern Tire Mart, LLC in Plymouth, Indiana, is seeking a dependable diesel mechanic to diagnose and repair mechanical systems on semi-trucks and trailers. You will service brakes, drivetrains, HVAC, electrical systems, perform PM inspections, and conduct fleet maintenance.
You will operate diagnostic tools, handle tire services, TPMS, maintain records, and respond to roadside calls. The role offers on-site work, competitive hourly pay based on experience, and growth within a national leader in
Diagnose and repair mechanical systems on semi-trucks and trailers, including:
Brakes
HVAC systems
Drivetrains
Electrical systems
Preventative Maintenance (PM) inspections
Conduct fleet inspections and perform scheduled maintenance.
Operate diagnostic tools and equipment to troubleshoot issues accurately.
Perform tire-related services as needed (mounting, balancing, repairing).
Use and maintain Tire Pressure Monitoring Systems (TPMS).
Maintain detailed records of work performed.
Adhere to all safety guidelines, company policies, and DOT regulations.
Respond to roadside service calls using a company service truck (F-350), when required.
Assist with parts inventory and shop organization.
Complete other duties as assigned.
High school diploma or equivalent (trade school certification a plus).
Prior experience as a diesel mechanic, fleet technician, or heavy truck mechanic preferred.
Strong mechanical knowledge and problem-solving ability.
Must be able to lift/move tires and equipment (30–250 lbs., with or without mechanical aids).
Valid driver's license with clean driving record.
Willingness to work in varying conditions (weather, noise, physical demands).
Competitive hourly pay (based on experience)
401(k) with company match
Health, Dental, Vision, and Life Insurance
Paid, on-the-job training
Career growth opportunities within a national leader in commercial fleet services
Nationwide footprint with over 250+ locations
Work with industry-leading brands and technology
Join a team where mechanics are respected, well-equipped, and valued
Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws.For further information, please review the Know Your Rights notice from the Department of Labor.