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Diesel Fleet Mechanic III

The SYGMA Network
Danville, IL Full Time
POSTED ON 6/12/2026
AVAILABLE BEFORE 7/10/2026

JOB SUMMARY

To provide safe, reliable and cost-efficient vehicles by performing quality preventive maintenance inspections and repairs as well as performing expert diagnosis and repair as required to prevent breakdowns on road, reduce vehicle downtime and improve total fleet reliability.



RESPONSIBILITIE

  • SPerform required inspections and preventive maintenance on vehicles and equipment with in planned time tolerances to maximize the safety, reliability, and cost efficiency throughout the life cycle of the fleet
  • .Perform FAI/CVI (First Article Inspection/Commercial Vehicle Inspection) (Annual) inspections on all fleet vehicles including tractors, trailers, converter dollies, light-duty vehicles, and any other company-owned equipment by all federal, state and local legal and regulatory agencies. (Includes all state-required inspections and frequencies)
  • .Perform quality preventive maintenance inspections per company methods on all fleet vehicles including tractors, trailers, converter dollies, refrigeration units (Reefer), lift-gates, light-duty vehicles, and any other company-owned equipment
  • .Perform quality maintenance repairs as required to maximize safety and reliability on all fleet vehicles including tractors, trailers, converter dollies, lift-gates, light-duty vehicles, and any company-owned equipment
  • .Perform preventive maintenance, diagnosis and repair to refrigeration units (Reefer)
  • .Address all Driver Vehicle Inspection Report write ups timely, and efficiently
  • .Diagnose cause of any malfunction and perform repairs to manufacturer specifications including but not limited to engines, transmissions and clutches, drive-line, differential, steering and suspension, fuel and ignition system, exhaust systems (including regeneration systems), intake systems, electrical systems, brake systems, HVAC systems and lift-gate hydraulic, mechanical and electrical systems
  • .Follow procedures including documenting all work performed on work orders
  • .Mentor, teach and share expertise with Fleet Technician I and II to aid in their development to positions of greater responsibility
  • .May perform moderate supervisory roles when Fleet Manager or Fleet Supervisors are not accessible
  • .Proficient in electrical meter testin
  • gKnowledge of controls and electric (DC low voltage
  • )Electric motor knowledge (DC
  • )Complete electrical repairs and welding projects as needed


.
QUALIFICATIO

NSEducati

  • onMedium/Heavy Duty truck technical training 2-year scho
  • olHigh school diploma or GED requir


ed
Experie

  • nce4 years of experience
  • OR5 years of experience in fleet maintenance and rep
  • airCurrent and valid driver’s license (CDL Preferred, Not Requir


ed)
Professional Sk

  • illsAnnual Inspector Certification Knowledge, Skills and Abili
  • tiesBrake Inspector Certification Knowledge, Skills and Abili
  • tiesASE certifications – Automotive or Medium/Heavy Duty Trucks (preferred not requi
  • red)EPA section 608 (Core & Type II) and 609 HVAC – Refrigeration Certifica
  • tionWorking knowledge of computer-based diagnostic software for OEM’s and component manufactu
  • rersExpert knowledge and skill of all vehicle systems and compon
  • entsExpert knowledge and skill in diagnosis and repair of electrical systems on all equip
  • mentExpert knowledge and skill in diagnosis and repair of refrigeration syste
  • ms (Expert knowledge and skill in Preventive Maintenance Inspections and re
  • pairModerate knowledge and skill in welding and cutting (gas, electric, MIG,
  • TIG)Moderate computer skills and knowl
  • edgeExpert knowledge of all DOT (FMCSA) regulat
  • ionsModerate knowledge of OSHA safety regulat
  • ionsModerate knowledge of environmental regulat


ions
Physical De

  • mandsRegularly required to stand, walk, use hands to finger, handle or feel, reach with hands and arms, talk and
  • hear.Frequently required to climb, balance, stoop, kneel, crouch, bend or c
  • rawl.Occasionally required to sit and must frequently lift and/or move up to 100
  • lbs.Requires excellent hand and finger dexterity used for wrenches, hand tools, and other shop equip
  • ment.Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception and the ability to adjust f
  • ocus.Ability to operate various pieces of equi
  • pmentAbility to stand, sit, walk, bend,
  • reachAbility to push
  • /pullAbility to lift /
  • carryAbility to grasp
  • toolsAbility to perform Repetitive motion: wrenches and hand
  • toolsWorking conditions: Frequently works outd


oors.
Work Envir

  • onmentOccasionally exposed to wet, hot, extreme cold and/or humid conditions; and moving mechanical parts and may be required to work in confined s
  • paces.Works non-traditional business hours including evenings, nights, weekends, holidays and on
  • -call.Occasionally be required to travel to other operating companies or the corporate office as business needs dictate (i.e. training, business continuation,
  • etc.).Occasionally exposed to high, precarious places and confined s
  • paces.Occasionally exposed to fumes or airborne part
  • icles.The noise level in the work environment is usually mod


erate.

Salary : $34 - $38

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