Diesel Technician I — Hands-On Fleet Maintenance

Knight's Companies; Columbia (SC); On-site; USD 46,000 - 52,000; Full time

Benefits offered by this job

Competitive pay

Medical, Dental, Vision Insurance

PTO and paid holidays

401(k) with company match

Short-Term Disability

Long-Term Disability

Company-Paid Life Insurance

Job summary

Knight's Companies in Columbia, SC is seeking a Diesel Technician I to join our maintenance team. You will perform routine maintenance and repairs to keep our fleet and heavy equipment operating safely and efficiently.

Key duties include tire changes, oil and filter services, basic electrical diagnostics, and supporting senior technicians. You will document work, follow repair orders, and maintain a clean, safe work environment. A valid driver's license and basic tools are required.

Qualifications

• High School Diploma/GED preferred.
• Auto or diesel technology diploma from an accredited technical school preferred or minimum of 2 years’ experience performing maintenance or mechanical ability.
• ASE Certifications preferred. CDL Class A or B preferred.
• Must provide own hand tools & toolbox.
• Knowledge of handheld scan tools and the process of diagnosing vehicles.
• Ability to read schematics and familiarity with the process.
• Proficient computer skills: Excel, Word, Fleet Management Systems, and Email.
• Strong written and verbal communication skills.

Responsibilities

• Perform tire changes and repairs according to manufacturer specifications.
• Conduct oil and filter services on various trucks and equipment.
• Diagnose and repair minor electrical issues on trucks and equipment.
• Assist Diesel Technicians II and III with more complex repairs and troubleshooting.
• Use pressure washers to clean and maintain equipment appearance and safety.
• Maintain a clean, organized, and safe work environment.
• Follow repair order instructions to ensure timely service.
• Document maintenance and repairs and complete write-ups.

Skills

Hands-on skills

Written communication

Attention to safety

Diagnostics basics

Education

Auto/Diesel tech diploma or equivalent

Tools

Handheld scan tools

Fleet management systems

Excel

Word

Job description

Knight's Companies in Columbia, SC is seeking a Diesel Technician I to join our maintenance team. You will perform routine maintenance and repairs to keep our fleet and heavy equipment operating safely and efficiently.

Key duties include tire changes, oil and filter services, basic electrical diagnostics, and supporting senior technicians. You will document work, follow repair orders, and maintain a clean, safe work environment. A valid driver's license and basic tools are required.