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Fleet Maintenance Supervisor / Diesel Mechanic

Location
Detroit, MI
Work type
Full Time
Posted
2026-08-03

Job description

Responsibilities

Mechanical Responsibilities
· Perform mechanical diagnostics, preventative maintenance, and repairs on company vehicles and equipment.
· Monitor DOT inspections and preventative maintenance schedules to ensure compliance.
· Maintain accurate electronic maintenance records.
· Perform roadside service and repairs as needed.
· Communicate with supervisors regarding vehicle availability, repair status, and maintenance scheduling.
· Source parts and outside labor when necessary while maintaining cost-effectiveness.
· Assist in improving maintenance efficiency and reducing downtime.

Supervisor Responsibilities
· Lead the day-to-day operation of the fleet maintenance shop.
· Manage parts inventory and maintain appropriate stock levels.
· Order parts and coordinate vendor relationships.
· Maintain a clean, organized, and safe shop environment.
· Monitor shop expenses and assist with maintenance budget and cost control.
· Schedule preventative maintenance to maximize fleet availability.
· Provide guidance and technical support to maintenance personnel as needed.
· Recommend improvements to shop operations, equipment, and maintenance processes.
· Perform other duties as assigned.

Qualifications
· Previous diesel mechanic or commercial truck maintenance experience required.
· Strong mechanical knowledge and diagnostic/troubleshooting skills.
· Strong organizational and prioritization skills.
· Ability to lead by example and work effectively with others in a team environment.
· Experience managing parts inventory and maintenance purchasing preferred.
· Valid driver’s license with a clean driving record.
· Basic computer skills for maintenance logs, email, and mobile applications.
· Ability to pass a background check and drug screening.
· Ability to lift heavy parts and equipment as needed.
· Strong attendance record and dependable work ethic.
· CDL-A is a plus, but not required.

Schedule
· 8-hour shift
· Monday-Friday
· Occasional roadside assistance as needed

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