Demo

Mobile Diesel Technician III

Knight's Companies
Beaufort, SC Full Time
POSTED ON 8/1/2026
AVAILABLE BEFORE 8/30/2026
Job Type

Full-time

Description

We are seeking a dedicated and skilled Mobile Diesel Technician III to join our dynamic team. This role offers an excellent opportunity to work in a collaborative environment where safety, quality, and customer satisfaction are our top priorities. If you have a passion for vehicle maintenance and repair, and thrive in a team-oriented setting, we encourage you to apply.

What You'll Do

  • Travel to company locations to perform service calls, diagnose and repair trucks and associated equipment.
  • Change and repair tires according to manufacturer specifications.
  • Perform oil and filter services on automobiles, concrete trucks, tractor-trailers, and various types of equipment.
  • Conduct diagnostics and repairs on electrical systems, ranging from auxiliary components such as lighting and switches to complex 12V and 24V primary electrical architectures on fleet trucks.
  • Assess power and hydraulic systems to verify proper operation in accordance with manufacturer specifications.
  • Complete lubrication and greasing of all wear items to ensure optimal performance and longevity.
  • Perform major diagnosis and repair of gas and diesel engines.
  • Diagnose and repair fuel injection, transmission, and regeneration systems using laptop and scan diagnostic tools.
  • Diagnose and repair universal, slip joints, support bearings on drive shafts, air and hydraulic brake systems and pressurized water systems.
  • Provide guidance and assistance to Diesel Technicians I and II when needed.
  • 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

Interested in opportunities in other Knight’s Companies locations? We’re hiring across our other markets:

  • 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

Requirements

  • Valid CDL A 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.
  • 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.)
  • Travel up to 50% within the market.

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.

Salary Description

$34-$36

Salary : $34 - $36

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Mobile Diesel Technician III?

Sign up to receive alerts about other jobs on the Mobile Diesel Technician III career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$62,239 - $76,399
Income Estimation: 
$70,003 - $89,130
Income Estimation: 
$60,008 - $75,864
Income Estimation: 
$62,239 - $76,399
Income Estimation: 
$70,003 - $89,130
Income Estimation: 
$60,008 - $75,864
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Knight's Companies

  • Knight's Companies Columbia, SC
  • Job Type Full-time Description We are seeking a proactive and detail-oriented Account Manager - Redi-Mix Concrete to join our dynamic team. This role offer... more
  • 3 Days Ago

  • Knight's Companies Aiken, SC
  • Job Type Full-time Description Join our team of Concrete Delivery Professionals at our Aiken Plant and play a vital role in ensuring the safe, efficient, a... more
  • 4 Days Ago

  • Knight's Companies Ridgeland, SC
  • Job Type Full-time Description Knight’s Companies is seeking a Mixer Truck Driver to join our Okatie team. This role is responsible for the safe and effici... more
  • 5 Days Ago

  • Knight's Companies Lexington, SC
  • Job Type Full-time Description Knight’s Companies is seeking a Mixer Truck Driver to join our Lexington team. This role is responsible for the safe and eff... more
  • 6 Days Ago


Not the job you're looking for? Here are some other Mobile Diesel Technician III jobs in the Beaufort, SC area that may be a better fit.

  • VANGUARD TRUCK CENTERS LLC Garden, GA
  • Mobile Diesel Technicians are you looking for a fulfilling career with a successful company that is growing and profitable? At Vanguard Truck Centers we in... more
  • 18 Days Ago

  • Mobile Auto Solutions Bluffton, SC
  • Bluffton, South Carolina We put our team members first. You’ll receive a great salary and benefits, and experience the support and opportunity you deserve.... more
  • 28 Days Ago

AI Assistant is available now!

Feel free to start your new journey!