Diesel Technician III

Knight's Companies; Summerville (SC); On-site; USD 44,000 - 50,000; Full time

Benefits offered by this job

Competitive pay with opportunities for

Medical, Dental, and Vision Insurance

Paid Time Off (PTO) and Paid Holidays

401(k) with Company Match

Short-Term Disability (STD)

Long-Term Disability (LTD)

Company-Paid Life Insurance

Job summary

Knight's Companies in Summerville, SC is seeking a Diesel Technician Level III to join our maintenance team. The role involves diagnosing and repairing a diverse fleet, guiding Diesel Technicians I and II, and ensuring safe, high-quality workmanship across all tasks.

You will service tires, perform oil/filter changes on varied equipment, diagnose electrical systems, and maintain hydraulic and power systems. Travel for on-site repairs is required with a focus on safety and documentation.

Qualifications

• Valid Driver’s License required.
• High School Diploma/GED preferred.
• Auto or diesel technology diploma from an accredited technical school preferred; or minimum of 5 years’ experience performing maintenance or mechanical ability.
• ASE Certifications preferred.
• Commercial Driver’s License Class A or B preferred.
• Ability to operate a manual transmission vehicle to determine if it is operating properly.
• Must provide own hand tools & toolbox.
• Knowledge of handheld scanning 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 (documentation, communication with peers, supervisors, etc.)

Responsibilities

• Change and repair tires in accordance with manufacturer specifications.
• Perform oil and filter services on a variety of vehicles including automobiles, concrete trucks, tractor-trailers, front-end loaders, and other equipment.
• Conduct diagnostics and repairs on electrical systems, ranging from auxiliary components such as lighting and switches to complex 12V and 24V electrical architectures on fleet trucks and heavy machinery.
• Assess and maintain power and hydraulic systems to ensure proper operation and safety standards.
• Assist and provide guidance to Diesel Technicians I and II, supporting team efforts and knowledge sharing.
• Maintain accurate records of maintenance and repairs performed.
• Adhere to safety protocols and ensure all work is completed in compliance with industry standards and regulations.
• Perform service calls to diagnose and repair off-site trucks and equipment using company service vehicle.
• Provide on-site repair services by traveling to plant facilities and vehicle locations.
• Diagnose and repair universal, slip joints, support bearings on drive shafts, air and hydraulic brake systems and pressurized water systems.
• Work closely with Area Fleet Manager to maintain positive workflow throughout the shop.
• Other duties as assigned.

Skills

Diesel knowledge

Communication

Excel

Word

Fleet Management

Email

Handheld scanners

Reading schematics

Manual transmission operation

Education

Auto or diesel tech diploma

High School Diploma/GED

ASE Certifications

5 years maintenance experience

Tools

Handheld scanning tools

Job description

We are seeking a dedicated and skilled

Job Type

Full-time

Description

We are seeking a dedicated and skilled Diesel Technician Level III to join our maintenance team. In this role, you will be responsible for ensuring the safe, reliable, and efficient operation of a diverse fleet of vehicles and heavy equipment. You will also provide guidance and support to Diesel Technicians I and II, contributing to a collaborative and safety-focused work environment. If you have a strong background in vehicle repair and maintenance, and a commitment to quality workmanship, we encourage you to apply.

What You'll Do

• Change and repair tires in accordance with manufacturer specifications.
• Perform oil and filter services on a variety of vehicles including automobiles, concrete trucks, tractor-trailers, front-end loaders, and other equipment.
• Conduct diagnostics and repairs on electrical systems, ranging from auxiliary components such as lighting and switches to complex 12V and 24V electrical architectures on fleet trucks and heavy machinery.
• Assess and maintain power and hydraulic systems to ensure proper operation and safety standards.
• Assist and provide guidance to Diesel Technicians I and II, supporting team efforts and knowledge sharing.
• Maintain accurate records of maintenance and repairs performed.
• Adhere to safety protocols and ensure all work is completed in compliance with industry standards and regulations.
• Perform service calls to diagnose and repair off-site trucks and equipment using company service vehicle.
• Provide on-site repair services by traveling to plant facilities and vehicle locations.
• Diagnose and repair universal, slip joints, support bearings on drive shafts, air and hydraulic brake systems and pressurized water systems.
• Work closely with Area Fleet Manager to maintain positive workflow throughout the shop.
• Other duties as assigned.

What We Offer

• Competitive pay with opportunities for growth
• Medical, Dental, and Vision Insurance
• Paid Time Off (PTO) and Paid Holidays
• 401(k) with Company Match
• Short-Term Disability (STD)
• Long-Term Disability (LTD)
• Company-Paid Life Insurance

Requirements

• Valid Driver’s License required.
• High School Diploma/GED preferred.
• Auto or diesel technology diploma from an accredited technical school preferred; or minimum of 5 years’ experience performing maintenance or mechanical ability.
• ASE Certifications preferred.
• Commercial Driver’s License Class A or B preferred.
• Ability to operate a manual transmission vehicle to determine if it is operating properly.
• Must provide own hand tools & toolbox.
• Knowledge of handheld scanning tools and the process of diagnosing vehicles.
• Ability to read schematics and familiarity with the process.
• Proficient computer skills: knowledge of Excel, Word, Fleet Management Systems, and Email
• Strong written and verbal communication skills (documentation, communication with peers, supervisors, etc.)

Physical Demands

• Ability to lift a minimum of 50 lbs. from floor to waist height.
• Ability to carry minimum of 50 lbs. over a 5-foot span.
• Ability to push / pull a minimum of 50 lbs. across a 10-foot span.
• Ability to lift a minimum of 20 lbs. from waist to shoulder.
• Use their hands to handle, control, or feel objects, tools, or controls.
• Ability to stand for extended periods of time.
• Ability to bend or twist body without restriction.
• Ability to kneel, stoop, crouch, or crawl.
• Ability to work in extreme weather, including but not limited to high heat, low temperature, and high sun environments.

Interested in opportunities in other Knight’s Companies locations?

• Lowcountry: Charleston/Jedburg/St. George/Moncks Corner
• Midlands: Columbia/Lexington/Irmo/Blythewood/Lugoff/Sumter
• South: Hampton/Beaufort/Okatie/Richmond Hill/Savannah

Visit our careers page to explore all openings: www.knightscompanies.com

EOE

Salary Description

$32.00 to $36.00