Lead Diesel Mechanic & Shop Supervisor (Onsite)

SST Direct; Indianapolis (IN); On-site; USD 80,000 - 90,000; Full time

Benefits offered by this job

Health insurance

Paid time off

Retirement plan

Professional development assistance

Job summary

SST Direct is seeking a hands-on Shop Foreman / Lead Diesel Mechanic in Indianapolis to oversee fleet maintenance, repairs, and daily shop operations. This role combines advanced mechanical work with team leadership to keep trucks and equipment safe and ready for field operations.

You will diagnose diesel engines, hydraulics, and electrical systems; manage schedules, parts, and vendor coordination; and ensure DOT compliance while mentoring technicians and driving a culture of quality and

Qualifications

• 5+ years of diesel mechanic, fleet maintenance, or heavy equipment repair experience.
• Strong diagnostic skills with diesel, hydraulic, and electrical systems.
• Previous leadership or technician training experience preferred.
• Knowledge of DOT requirements and preventive maintenance programs.
• Experience managing shop workflow, parts inventory, and vendors.
• CMMS or fleet maintenance software experience preferred.
• DOT certification required or ability to obtain within 90 days.
• Valid driver's license required; CDL and welding/fabrication experience preferred.
• Landscaping, construction, or commercial fleet experience preferred.

Responsibilities

• Diagnose and repair diesel engines, hydraulic systems, electrical systems, trucks, and heavy equipment.
• Lead, train, and mentor technicians while maintaining high standards for workmanship and productivity.
• Manage shop workflow, work orders, repair schedules, and maintenance documentation.
• Oversee preventive maintenance and minimize fleet downtime.
• Perform quality control checks and DOT inspections to ensure equipment is safe and compliant.
• Manage parts inventory, order supplies, and coordinate with vendors.
• Maintain a clean, organized, and safe shop.
• Communicate equipment status, repair timelines, and maintenance needs to leadership.
• Support seasonal preparation for landscaping and snow removal operations.

Skills

Diesel engines

Diagnostics

Team leadership

Heavy equipment repair

DOT knowledge

Tools

CMMS

Job description

SST Direct is seeking a hands-on Shop Foreman / Lead Diesel Mechanic in Indianapolis to oversee fleet maintenance, repairs, and daily shop operations. This role combines advanced mechanical work with team leadership to keep trucks and equipment safe and ready for field operations.

You will diagnose diesel engines, hydraulics, and electrical systems; manage schedules, parts, and vendor coordination; and ensure DOT compliance while mentoring technicians and driving a culture of quality and