Senior Mobile Diesel Diagnostics Lead

Transwest Mobile Truck & Trailer; Salt Lake City (UT); On-site; USD 75,000 - 110,000; Full time

Benefits offered by this job

Health, Vision, and Dental Insurance

401(k) with Company Match

Life and Disability Insurance

Paid Time Off and Holidays

Referral Bonus Program

Overtime opportunities based on绩绩?

Job summary

Transwest Mobile seeks a skilled field technician to lead diagnostics and repairs on heavy-duty diesel engines, hydraulics, and electrical systems. You will perform engine overhauls, operate a service crane, and mentor junior techs while delivering clear, customer-facing diagnostics on-site with safe, efficient maintenance.

You will work across multiple fleets, travel to job sites, and uphold safety and performance standards while documenting work thoroughly for continuous improvement.

Qualifications

• High school diploma or GED required.
• 5–10+ years’ experience in heavy equipment, diesel, or hydraulic system repair.
• Expert command of electrical, hydraulic, and mechanical systems.
• Mastery of advanced diagnostics and complex repairs (CAN bus, ECM).
• ASE certifications (T2–T8) or Master Diesel Technician status preferred.
• Valid driver’s license and ability to drive a company vehicle.

Responsibilities

• Lead advanced diagnostics and repairs on heavy-duty diesel engines, hydraulics, and electrical systems (CAN bus, ECM).
• Perform precision engine overhauls, rebuilds, and complex component work.
• Operate cranes and specialized gear for high-level maintenance tasks.
• Mentor and train junior technicians and interface with customers with clear recommendations.
• Document repairs with meticulous records and support/process improvements.

Skills

Electrical systems

Hydraulic systems

Mechanical systems

Diagnostics

Leadership/mentoring

Customer-facing communication

Education

High school diploma or GED/Master Diesel incl ASE certs

Tools

Crane operation

Professional diagnostic tools

Job description

Transwest Mobile seeks a skilled field technician to lead diagnostics and repairs on heavy-duty diesel engines, hydraulics, and electrical systems. You will perform engine overhauls, operate a service crane, and mentor junior techs while delivering clear, customer-facing diagnostics on-site with safe, efficient maintenance.

You will work across multiple fleets, travel to job sites, and uphold safety and performance standards while documenting work thoroughly for continuous improvement.