Lead Mobile Equipment Diagnostic Technician (Diesel/Electrical)

Job Description

Job Description

Lead Mobile Equipment Diagnostic Technician (Diesel/Electrical)

Are you the go‑to problem‑solver when a fleet machine throws a cryptic code? Do you see a CAN trace and immediately map the fault path in your head? Ready to guide others while owning the toughest jobs in the Converse / San Antonio, TX area? Join Transwest Mobile and put your mastery to work where it matters most—on site, in the field.

Our mission

Minimize downtime and maximize safety for contractors, municipalities, and fleet operators. We do this by dispatching top‑tier technicians who diagnose precisely, repair decisively, and mentor consistently.

Challenges you’ll tackle

• Lead high‑level diagnostics and repairs on heavy‑duty diesel engines, hydraulics, and electrical systems (CAN bus, ECM), plus medium/light‑duty units.
• Execute engine overhauls, rebuilds, and intricate component repairs.
• Use advanced diagnostic tools and OEM documentation to solve complex issues.
• Operate cranes and other specialized gear to complete demanding maintenance tasks.
• Coach junior technicians; foster a culture of excellence and collaboration.
• Translate findings into clear recommendations for customers and stakeholders.
• Maintain thorough service records and drive continuous improvement initiatives.

What equips you for success

• High school diploma or GED.
• 5–10+ years in heavy equipment, diesel, or hydraulic system repair.
• Subject‑matter expertise in electrical, hydraulic, and mechanical systems.
• Advanced diagnostic proficiency (including CAN bus and ECM) and complex repair capability.
• Full professional tool kit suited to mobile service.
• Strong personal organization and the autonomy to excel under pressure.
• Valid driver’s license; able to operate a company vehicle.
• Capable of lifting 50+ pounds and working indoors and outdoors.

Preferred edge

• ASE T2–T8 certifications or Master Diesel Technician credentials.
• Experience as a lead tech, supervisor, or shop manager.
• Field service/mobile repair track record and confident customer communication on job sites.

Culture, growth, and benefits

• High‑impact assignments that keep essential fleets operational.
• Opportunities to mentor, lead, and shape process standards.
• A culture built on expertise, innovation, and teamwork.
• Health, Vision, and Dental Insurance, plus PTO and Paid Holidays.

Compliance

Ability to pass background checks.

About Transwest Mobile

Since 2009, we’ve redefined fleet productivity with mobile repair services across Arizona, California, Nevada, Texas, and Utah. Our flawless safety record, $3M liability insurance, and 24/7 availability make us the trusted choice for field‑ready repairs.

Technical proficiencies

• Brake & Suspension Systems
• Automotive Repair
• Diesel & Heavy Equipment Systems
• Electrical Systems & Diagnostics (Heavy Equipment)
• Equipment Diagnostics & Troubleshooting

Make your move

If you’re ready to lead from the front and push the industry forward, apply now. Let’s keep fleets moving—together.