Demo

Diesel Mechanic - B

GFL - Sewer Technologies Division
San Marcos, TX Full Time
POSTED ON 6/28/2026
AVAILABLE BEFORE 7/25/2026
Essential Functions

  • Under supervisor of maintenance department leadership and senior-level mechanics, diagnose, repair and maintain GFL’s Diesel and CNG fleet.
  • Complete basic inspection of brake systems, engine components, emission systems, steering mechanisms, wheel bearings and other important parts to ensure they are in proper operating condition.
  • Test drive trucks to diagnose malfunctions and ensure they are working properly.
  • Perform standard electronic diagnostics and repair electrical equipment and hydraulic systems.
  • Perform DOT and brake inspections on all vehicles.
  • Complete reports, work orders, order parts and perform other administrative duties as required daily.
  • Complete work as scheduled by shop supervision or higher-grade technicians.
  • Ensure safe working conditions and compliance with all safety regulations.
  • Must have a Brake safety certificate and 609 A/C system certification.
  • Active participation in training classes and development opportunities to increase skills and working knowledge.
  • Maintain a clean work area.

Education, Training, Experience And Licensing/Certification Requirements

  • Knowledge of DOT, OSHA and other related state and federal regulations.
  • Ability to communicate effectively across various levels of the organization and communicate with customers and external vendors.
  • Ability to read, analyze, and interpret documents such as safety rules, operating, and maintenance instructions and procedural manuals.
  • Experience using diagnostic software is preferred. Must be computer literate and willing and able to be trained in software systems.
  • Class A or B Commercial Driver’s License (CDL) preferred, or the willingness and ability to obtain one within six (6) months of employment.
  • ASE certifications preferred.
  • 3 years of diesel/CNG maintenance experience.

Physical/Mental Demands

  • Ability to stand, sit, walk, use hands and fingers, reach, stoop, kneel, crouch, crawl, talk, hear, climb, balance.
  • Continuous concentrated mental and visual attention required.
  • Visual requirements include close vision, distance vision, color vision, peripheral vision, depth perception, and ability to adjust focus.
  • Ability to operate trucks and other equipment used as needed.
  • Ability to use a computer and related devices, such as a keyboard or mouse or other related equipment, throughout the workday while seated at a desk or workstation.
  • Ability to climb ladders, bend or stand for long periods of time.
  • Ability to reach above shoulders and lift up to 50 pounds and push/pull up to 100 pounds.

#GFLTalent

Job ID

R36947

Job Profile

Mechanic B

Job Country

United States

Salary.com Estimation for Diesel Mechanic - B in San Marcos, TX
$58,540 to $72,044
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