Mechanic B: Fleet Diagnostics & Preventive Maintenance

Herc Rentals Inc.; Indianapolis (IN); On-site; USD 40,000 - 47,000; Full time

Benefits offered by this job

Medical, Dental, and Vision Coverage

Life and disability insurance

401(k) with company match

Employee Stock Purchase Program

Paid Time Off

Tuition Reimbursement

Military leave support

Employee Assistance Program

Job summary

Herc Rentals is hiring a Mechanic B to support fleet maintenance and keep equipment on the rental ready line. You will lead preventative maintenance and mid-level diagnostics, while mentoring Mechanic C technicians and ensuring safety standards.

You’ll inspect engines, electrical and hydraulic systems and perform repairs per OEM guidelines. This role requires a high school diploma, tool ownership, the ability to operate multiple heavy vehicles, and strong schematics literacy.

Qualifications

• High school diploma or equivalent.
• Ownership of a sufficient selection of hand and air/electric tools to complete most repairs and services.
• Ability to drive and operate multiple types of vehicles and equipment.
• Demonstrated proficiency in all Mechanic C-level tasks.
• Working knowledge of electrical and hydraulic systems; ability to read schematics.

Responsibilities

• Maintain a consistent preventative maintenance schedule on all Herc-owned fleet at the branch.
• Perform routine maintenance including oil changes, filter replacements, and lubrication independently.
• Replace oil filters, fuel filters, water pumps, thermostats, and radiators.
• Manage coolant levels, flush systems, and maintain hose quality.
• Perform maintenance on DPF and DEF systems.
• Conduct visual and operational inspections of engines, belts, hoses, and all major systems.
• Inspect for oil leaks, proper fuel type, and fluid levels per OEM recommendations.
• Diagnose and repair cooling systems.
• Identify electronic and mechanical problems.
• Identify and test engine cooling systems and fuel systems.
• Troubleshoot and repair electrical systems including wiring, connectors, and control units.
• Replace faulty turbos, alternators, and/or sensors.
• Diagnose pressure loss, overheating, and sluggish movement on aerial equipment.
• Use computerized tools to trace and diagnose electrical faults, loose connections, and issues with switches, sensors, and safety interlocks.
• Replace hoses, hydraulic pumps, motors, wiring, and sensors.
• Replace guardrails and platforms.
• Repair/replace outriggers.
• Replace aerial lift platform leveling components.
• Perform an annual aerial inspection.
• Service emission control components such as the Diesel Particulate Filter (DPF).
• Inspect starter motor, solenoid, and ignition switch.
• Check amperage during cranking and listen for abnormal starter noises.
• Inspect wiring harnesses for fraying, cracks, exposed wires, or overheating.
• Replace damaged wiring, connectors, or harnesses as needed.
• Inspect lighting system wiring and switches.
• Inspect cabin for moisture ingress or electrical damage.
• Inspect and test relays and circuitry; replace faulty components.
• Inspect and recalibrate overvoltage protection systems and indicator lights.
• Inspect and test voltage regulators; replace if faulty.
• Replace faulty sensors.
• Verify firmware/software updates.
• Read and understand electrical schematics to support diagnostics.
• Enter and review work orders and complete part ordering via the fleet management system.
• Assist shop lead with customer damage estimates and repairs.
• Produce timely and detailed service reports and repair logs.
• Recondition and replace assorted parts of heavy equipment.
• Diagnose problem areas for significant wear or tear on equipment.
• Assist in training Mechanic C technicians while taking direction from the shop lead.
• Maintain work area in a clean and organized manner.
• Follow all company filed procedures and protocols.
• Perform additional duties as assigned.

Skills

Attention to detail

Electrical systems knowledge

Hydraulic systems knowledge

Schematics reading

Communication

Teamwork

Safety awareness

Time management

Manual dexterity

Education

High school diploma or equivalent

Tools

Hand & power tools

Job description

Herc Rentals is hiring a Mechanic B to support fleet maintenance and keep equipment on the rental ready line. You will lead preventative maintenance and mid-level diagnostics, while mentoring Mechanic C technicians and ensuring safety standards.

You’ll inspect engines, electrical and hydraulic systems and perform repairs per OEM guidelines. This role requires a high school diploma, tool ownership, the ability to operate multiple heavy vehicles, and strong schematics literacy.