Mechanic I- Environmental Services

 Pay Range: $27.28–$40.92/hour

Anticipated Starting Rate: $27.28–$31.26/hour

The City of O'Fallon is seeking a dependable and skilled Mechanic I to join our Environmental Services Department. This position plays a vital role in maintaining the City's fleet-especially heavy‑duty refuse trucks-and ensuring safe, reliable operation of vehicles and equipment that support essential public services.

The Mechanic I performs maintenance, diagnostics, and repairs on a wide variety of vehicles and equipment. This includes heavy‑duty trucks, hydraulic systems, electrical components, and specialized refuse equipment. The ideal candidate is mechanically inclined, safety‑focused, and comfortable working in a fast‑paced environment with diverse repair needs.

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  Receive and assess vehicle and equipment complaints

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  Diagnose mechanical issues and determine repair needs

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  Repair and rebuild engines

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  Perform welding and fabrication work

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  Troubleshoot and repair electrical systems

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  Repair hydraulic and air pressure systems

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  Perform brake repairs and replacements

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  Evaluate and replace alternators and starters

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  Repair and replace tires

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  Conduct oil and hydraulic oil changes

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  Perform general preventative maintenance

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  Maintain assigned tools and equipment

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  Maintain a clean and safe work area

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  Manage inventory and cost control for parts and supplies

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  Complete purchase order requests

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  Transport vehicles to contract repair providers

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  Prepare required reports and maintain related records

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  Operate a truck along an assigned route, as assigned

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  Perform other related duties as needed

• CDL Class B with airbrakes (required or ability to obtain. Paid training available)

• Previous refuse truck repair experience strongly preferred

• Hands‑on experience with:

  • Welding

  • Electrical troubleshooting

  • Brake repair and replacement

  • Hydraulic diagnostics and repair

  • Preventative maintenance on heavy‑duty trucks

  • Inventory and parts management

• Knowledge of City and departmental policies, including safety regulations

• Knowledge of vehicle and equipment maintenance procedures

• Knowledge of mechanical, HVAC, hydraulic, electrical, and brake systems

• Skill in diagnosing and repairing a wide range of vehicles and equipment

• Skill in using tools and equipment associated with vehicle repair

• Strong oral and written communication skills

• High school diploma or GED

• Ability to read, write, and perform basic math

• Possession of, or ability to obtain, a valid Missouri driver's license appropriate for assigned equipment

• CDL Class B with airbrakes (or ability to obtain within required timeframe)