Diesel Mechanic (ON-SITE) – Des Moines, IA

last updated March 19, 2026 6:16 UTC

Cogent Analytics

HQ: On-site

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Our client is looking for a Diesel Mechanic, the primary purpose of this position is to provide basic mechanical, repair, maintenance, and other related services to the customers. This person must have a clear understanding of routine and complex truck and trailer repair processes, routine maintenance tasks, shop techniques and practices, parts, materials and the operation, use, and basic repair of basic shop equipment. Performs assigned duties and tasks to meet Company standards and customer satisfaction.
This position reports to the Shop Supervisor but may receive work instructions for specific assignments from a lead mechanic or technician.
Duties and Tasks

  • Assists Mechanics with completing complex mechanical truck and trailer service, maintenance, and repairs, on all makes and models of trucks and trailers, including, but not limited to working with the following mechanical systems: engine, electrical, drive train, tire, steering, suspension, refrigeration units, etc.
  • Performs vehicle and trailer inspections according to DOT standards and understands what is necessary to bring identified basic deficiencies into compliance.
  • Performs routine and complex vehicle fluid and filter checks and replacements. Checks these systems according to manufacturer’s specifications and replaces fluids and filters with appropriate materials and according to company standards.
  • Conducts routine vehicle and trailer electrical inspections. Makes routine replacements of fuses, bulbs, batteries, etc. Makes routine and complex electrical repairs, installations and replacements.
  • Informs Supervisor regarding problems or difficulties encountered during troubleshooting repair or maintenance procedures. Discusses any problems, complaints, requests, or ideas with the Supervisor.
  • Assists the Shop Supervisor with training other mechanics working in the shop.
  • Assists with managing the stock and equipment inventories as assigned to the shop. Takes and reports physical counts of stock inventory according to schedule established by the Shop Supervisor. Notifies Shop Supervisor when stock inventories are approaching reorder points.
  • Will be required to utilize shop software on a daily basis which includes: creating jobs, clocking in and out of jobs, accurately entering all parts used on jobs, and entering all notes efficiently and thoroughly.
  • Uses shop equipment in an appropriate and safe manner. Follows safety procedures to minimize risk of damage to property or personal injury. Especially uses precaution when working around explosive materials, solvents, and when removing or replacing gas tanks.
Qualifications

  • Requires valid current Iowa driver’s license.
  • Employee must have the ability to drive all types of trucks, including manual transmissions.
  • Three to five years of experience with diesel truck repair is preferred, but 2 years of experience is required.
  • Employee must be able to lift up to 100 lbs.
  • Employee must have the ability to write a work order.
  • All employment is contingent on passing a pre-employment drug test.
  • Employee understands all employees must submit to random drug/alcohol testing if they are randomly selected throughout the year, at no cost to the employee.
  • Ability to read technical diagrams and manuals.
  • Requires working knowledge and ability to use mechanical tools and equipment such as wrenches, lifts, etc.
  • Working knowledge and ability to use diagnostic and repair tools and equipment.
  • Prefer High School Diploma or equivalent with tech school training or two years related experience.
  • Basic hand tools to match job conditions.
$28 – $35 an hour
Apply info ->

To apply for this job, please visit the application page

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