Demo

Construction Field Mechanic

KCI Construction
Saint Louis, MO Full Time
POSTED ON 8/11/2026
AVAILABLE BEFORE 9/9/2026

Purpose:
Responsible for the field maintenance, troubleshooting, and repair of company-owned or leased construction equipment and vehicles to ensure equipment is safe, reliable, and available to support field operations.

 

Key Responsibilities:

  • Diagnose, troubleshoot, and repair mechanical, electrical, hydraulic, and diesel equipment issues in the field.
  • Perform maintenance and repairs on construction equipment, trucks, trailers, small engines, tools, and other company-owned or leased equipment.
  • Respond to equipment breakdowns and service needs at jobsites and other field locations.
  • Perform preventive maintenance and routine inspections to identify potential equipment issues before failure.
  • Utilize computer diagnostic software and equipment-specific technology to identify and resolve mechanical and emissions-related issues.
  • Repair and maintain diesel engines, hydraulic systems, electrical systems, brakes, steering, suspension, and other equipment components.
  • Perform welding and minor fabrication as needed to complete equipment repairs.
  • Troubleshoot and repair current diesel emissions systems, including DPF, DEF, and related components.
  • Communicate equipment status, repair needs, and anticipated downtime to field supervision and appropriate operations personnel.
  • Coordinate with the shop, vendors, and equipment dealers when additional parts, service, or technical support is required.
  • Maintain accurate service, repair, and maintenance records for equipment and vehicles.
  • Ensure repairs are completed safely and in accordance with manufacturer recommendations and company standards.
  • Maintain assigned service truck, tools, parts, and equipment in a clean, safe, and organized condition.
  • Assist with equipment mobilization, inspections, and other field equipment needs as assigned.
  • Follow all company safety policies and procedures while performing maintenance and repairs.
  • Perform additional duties as assigned.


Qualifications/Experience:

  • At least 4 years of relevant mechanical or equipment repair experience, including work on tools, small engines, trucks, earth moving equipment, cranes, paving equipment, mini excavators, directional drills, etc.
  • Ability to perform welding and minor fabrication.
  • Strong troubleshooting and repair skills across a variety of heavy and light equipment.
  • Ability to navigate computer diagnostic software.
  • Knowledge of current emissions systems is a plus. 
  • Excellent attendance is a must.
  • Valid driver’s license is mandatory.
  • CDL required. 
  • High school diploma or GED required
  • This is a union-represented position and is subject to the terms and conditions of the applicable collective bargaining agreement.


KCI is proud to be an Equal Opportunity and affirmative action employer regardless of race, color, religion, national origin, sex, marital status, age, disability, genetic information or any other protected class defined by applicable local, state and/or federal laws, rules, regulations and/or ordinances.

Salary.com Estimation for Construction Field Mechanic in Saint Louis, MO
$57,196 to $74,295
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