Heavy Duty Fleet Mechanic

Milwaukee County; Milwaukee (WI); On-site; USD 42,000 - 60,000; Full time

Job summary

Milwaukee County's Department of Transportation is seeking a Heavy Duty Fleet Mechanic to repair, set up, dismantle, and maintain county-owned vehicles and equipment. The role requires availability for first, second, and third shifts to support fleet operations.

Responsibilities include diagnosing repairs, using shop equipment, ordering parts, maintaining maintenance documentation, and preparing units for auction.

Qualifications

• Three (3) years of formal experience as a heavy-duty mechanic within the last five years.
• Able to troubleshoot and repair problems with little to no supervision.
• Must possess a Wisconsin driver's license and readiness to obtain a CDL if required.

Responsibilities

• Fleet repairs: diagnose and repair county-owned fleet vehicles and equipment.
• Use shop equipment for fleet repairs (floor hoists, diagnostic equipment, etc.).
• Repair parts ordering to fix vehicles and equipment.
• Documentation management: complete and file paperwork per Fleet policy.
• Auction preparation: dismantle and prepare vehicles and equipment for auction.
• Interpret service manuals, electrical and hydraulic schematics.
• Winter operations: respond to snow duty call-outs as needed.
• Perform other duties as assigned.

Skills

Heavy-duty mechanic experience

Troubleshooting

Little supervision

Education

High school diploma or GED

Job description

Closing Date: November 16th, 2026, or upon receipt of the first 50 application submissions

Heavy Duty Fleet Mechanic

Department of Transportation

Hourly Rate: $37.00

Must be available for first, second, and third shift

Job Summary:

The principal function of this position is to repair, set up, dismantle, and maintain all county-owned vehicles and equipment.

Job Duties:

• Fleet repairs: Diagnose and repair county-owned fleet vehicles and equipment.


• Use various shop equipment for Fleet repairs: Use floor hoists, diagnostic equipment and other shop equipment as needed.


• Repair parts ordering: Order repair parts as needed to fix vehicles and equipment.


• Documentation Management: Complete and file paperwork related to repairs and maintenance per Fleet policy.


• Auction preparation: Dismantle and prepare heavy duty vehicles and equipment for auction.


• Keep current on repair manuals and schematics: Review and interpret service repair manuals, electrical, and hydraulic schematics.


• Winter operations: Respond as needed to all snow duty call outs.


• Perform other duties as assigned.

Minimum Qualifications:

• Current Wisconsin Resident


• High school Diploma or G.E.D. equivalent.

• At least three (3) years of formal experience in heavy-duty mechanic within the last 5 years. Able to troubleshoot and repair problems with little to no supervision.

• Able to push/pull up to 25lbs and lift/carry up to 75lbs daily basis.

Internal Candidates Only:

• Candidates with at least two (2) years of experience as a Milwaukee County Light Duty or Mower Shop mechanic AND successful completion of a 6-month Milwaukee County Heavy Duty Mechanic training program will also be considered.

License:

• State of Wisconsin CLASS D Driver’s License is required for all mechanic positions and must be maintained throughout incumbency.


• State of Wisconsin Class B (CDL) is required within 6 months of passing the probationary period and must be maintained throughout incumbency

Note:

THE ORIGINAL EXAMINATION is open to qualified residents of the State of Wisconsin. In accordance with Rule III, Section 12 of the Civil Service Rules, a noncompetitive examination will be held for this position. The noncompetitive examination will consist of criteria deemed appropriate by the Director of Human Resources to rank applicants on the eligible list for this position.

APPLICANTS MUST POSSESS MINIMUM QUALIFICATIONS AT TIME OF FILING APPLICATION