Diesel Technician

Coulter Services; Tulsa (OK); On-site; USD 55,000 - 75,000; Full time

Job summary

Coulter Services in Tulsa, Oklahoma is seeking a Diesel/Heavy Equipment Technician for an on-site role to maintain a fleet of refuse trucks and heavy equipment. You will diagnose, service, and repair diesel engines while addressing hydraulics, brakes, and electrical systems to keep equipment safe and reliable.

The position requires strong safety practices, accurate maintenance documentation, and collaboration with drivers and supervisors to minimize downtime and maximize fleet availability.

Qualifications

• Proven experience as a diesel/heavy equipment technician.
• Strong diagnostic and troubleshooting skills across mechanical and electrical systems.
• Working knowledge of hydraulic and brake systems.
• Commitment to safety, accuracy, and environmental compliance.
• Ability to work effectively with drivers and team leadership.

Responsibilities

• Perform diagnostics, preventive maintenance, and complex repairs on diesel engines.
• Service and troubleshoot hydraulics, brakes, and electrical systems.
• Inspect vehicles and equipment to ensure safe, reliable operations.
• Document maintenance and repair work in the maintenance system.
• Follow strict safety and environmental standards.
• Collaborate with drivers and supervisors to reduce downtime.

Skills

Diesel technician

Diagnostics & troubleshooting

Hydraulics & brakes

Safety & environmental compliance

Team collaboration

Job description

to maintain and repair a fleet of refuse trucks and heavy equipment in an on-site role.

Key Responsibilities

• Perform diagnostics, preventive maintenance, and complex repairs on diesel engines.
• Service and troubleshoot hydraulics, brakes, and electrical systems.
• Inspect vehicles and equipment to ensure safe, reliable operations.
• Document maintenance and repair work in the maintenance system.
• Follow strict safety and environmental standards.
• Collaborate with drivers and supervisors to reduce downtime.

Qualifications & Skills

• Proven experience as a diesel/heavy equipment technician.
• Strong diagnostic and troubleshooting skills across mechanical and electrical systems.
• Working knowledge of hydraulic and brake systems.
• Commitment to safety, accuracy, and environmental compliance.
• Ability to work effectively with drivers and team leadership.