Diesel Fleet Maintenance Lead | Uptime & DOT Compliance

Mechanics Hub; Silver Hill (MD); On-site; USD 105,000 - 115,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

Life insurance

Holiday pay

Paid time off (PTO) accrual

Retirement savings plan

Job summary

Mechanics Hub in Suitland, MD seeks a Fleet Maintenance Supervisor to lead shop operations for a medium- to heavy-duty vehicle fleet. The role focuses on diesel repair, DOT compliance, and strong leadership to keep vehicles reliable and compliant.

This full-time, day-shift position offers competitive pay, health and retirement benefits, and opportunities to manage budgets, parts, and vendor relationships while coordinating with operations and transportation teams.

Qualifications

• Minimum 5 years of fleet maintenance supervisory experience in a diesel repair environment.
• Minimum 5 years of hands-on automotive, truck, or bus maintenance and repair experience.
• Experience managing maintenance operations, technician performance, workflow, and repair scheduling.
• Strong knowledge of DOT regulations and fleet compliance requirements.
• Experience overseeing parts inventory, purchasing activities, vendor relationships, and maintenance budgets.
• Proficiency with computerized maintenance management systems and vehicle diagnostic software.
• Strong planning, organizational, decision-making, and leadership skills.
• Ability to work flexible schedules as business needs require.

Responsibilities

• Lead maintenance technicians and shop personnel to maintain efficient workflow, repair quality, and fleet readiness.
• Oversee preventive maintenance programs, repair scheduling, and unscheduled repairs to support vehicle reliability and uptime.
• Coordinate and participate in diagnostics, maintenance, and repairs on medium- and heavy-duty vehicles, including diesel-powered equipment.
• Ensure maintenance operations comply with applicable DOT requirements, safety regulations, and company maintenance standards.
• Manage work orders, maintenance records, repair histories, and related information through the EAM system.
• Oversee parts inventory, purchasing activities, vendor relationships, and maintenance budgets to support cost-effective operations.
• Plan and prioritize daily, weekly, and monthly maintenance activities while coordinating with operations and transportation teams.

Skills

Fleet supervision

Diesel repair

DOT compliance

Leadership

Planning

Organizational skills

Decision-making

Tools

CMMS

Diagnostics software

EAM system

Inventory software

Budgeting tools

Job description

Mechanics Hub in Suitland, MD seeks a Fleet Maintenance Supervisor to lead shop operations for a medium- to heavy-duty vehicle fleet. The role focuses on diesel repair, DOT compliance, and strong leadership to keep vehicles reliable and compliant.

This full-time, day-shift position offers competitive pay, health and retirement benefits, and opportunities to manage budgets, parts, and vendor relationships while coordinating with operations and transportation teams.