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Diesel Service Technician

Armor Equipment
Arnold, MO Full Time
POSTED ON 9/9/2026
AVAILABLE BEFORE 1/7/2027

Amazing Culture, Thriving Company, Terrific Opportunity.

Armor Equipment is a full-service distributor and maintenance center for private and municipal refuse and street sweeper customers. Originally located in St. Louis in 1970, Armor distributes a full line of new and used equipment, including Heil refuse trucks, Tymco street sweepers, Sewer Equipment Trucks and Trailer Jetters, ODB Xtreme Vac trash / debris & leaf collection units, containers and compactors. The parts department is stocked with new OEM and aftermarket parts for all types of vehicles!

We pride ourselves in having a thorough knowledge of the trucking and sewer industries, with our strong dedication to provide our valued customers with the highest quality of services. Those are the foundations upon which we have grown our company.

JOB RESPONSIBILITIES:

  • Provide industry leading customer satisfaction. Effectively communicate with customers, vendors, and other employees.
  • Diagnose & repairs to equipment and other identified products as clearly and specifically requested by the customer, using a laptop computer, experience, manuals, and other industry sources.
  • Assess the need for additional repairs or maintenance, and document and communicate findings and potential solutions with supervisor and customer.
  • Make repairs accurately and timely with minimum required call-backs or re-work.
  • Perform warranty repairs and complete related documents as instructed by the company and the supervisor.
  • Keep supervisor advised of job progress, delays, changes, status, etc.
  • Thoroughly and neatly document information related to the job and your work.
  • Submit documentation in a timely manner, as required by the company, supervisor, and customers.
  • Accurately account for all labor hours on work order and daily timecard and submit as required by management.
  • Accurately account for all parts and supplies on work order tickets, PM sheets, etc.
  • Provide the parts, service, and sales departments the needed information to provide the right solutions for the job.
  • Maintain cleanliness of equipment, tools, customer facilities, and shop.
  • Maintain company tools in working order and return them to their proper place in the shop after use.
  • Keep up to date with new equipment and advances in diagnostic techniques and repairs.
  • Adhere to all Company Policies and Work Rules.
  • Active participation in meetings and safety program.
  • Perform all other duties as assigned.

POSITION REQUIREMENTS:

  • A technical background in diesel engines & air brake required.
  • Ability to read electrical schematics.
  • Experience with Cummins InSite a plus.
  • Personal ownership of tools to complete required tasks.
  • Proficient verbal and written communication skills
  • Demonstrated ability to complete paperwork timely and accurately.
  • Professional and courteous customer relations skills and phone etiquette.
  • Proficient computer skills or the aptitude and willingness to learn how to use a computer and software.
  • Meet the physical requirements of a service technician.
  • Valid driver’s license and good driving record.
  • Positive attitude and ability to successfully work in a team environment.
  • Functional capacity to cope with pressure, multiple projects, and frequent interruptions.
  • Regular and prompt attendance.
  • Present a professional image in personal appearance, dress, and preparation.

WORKING CONDITIONS: Hours will be 7:00 a.m. – 3:30 p.m., Monday through Friday. Occasional overtime may be required. This is an hourly, non-exempt position. Steel toed work boots are mandatory.

Benefits:

Uniquely Armor: Adoption Assistance, Dave Ramsey's Smart Dollar, Pet Insurance, Wellness Program, Vendor Discounts, and more!
Excellent Compensation: Great pay, pay bonus incentives, 401K with employer match.
Generous PTO: Paid vacation, holidays, personal, sick days, charity time off.
Great Insurance: Medical, dental, vision, and life insurance. Short-term and voluntary long-term disability.
Company Support: Continuous training, safe working environment, company van, cell phone, laptop, tool insurance, and free uniforms.

Armor Equipment is proud to be an Equal Opportunity Employer

Job Type: Full-time

People with a criminal record are encouraged to apply

Experience:

  • Cummins InSite: 2 years (Preferred)
  • Hydraulics: 2 years (Preferred)
  • Welding: 2 years (Preferred)
  • Air brake: 1 year (Preferred)
  • Diesel engine repair: 2 years (Preferred)

Work Location: In person

Salary : $45,944 - $62,603

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