Service Technician III; Master Field Technician – Transit Vehicles

Service Technician III
ENC - ElDorado National California Inc.

Job Summary
This role is a Master-level technician responsible for advanced diagnostics, troubleshooting, and repair on transit vehicles. The Technician III serves as a subject matter expert, leads service projects, mentors junior technicians, and contributes to continuous improvement initiatives. The position is based at ENC’s headquarters in Riverside, CA and requires approximately 70% travel.

• Perform advanced troubleshooting and diagnostics on electrical, mechanical, and pneumatic systems.
• Lead complex service or repair projects with minimal supervision.
• Calibrate, repair, and maintain critical system components and safety equipment.
• Mentor and train junior service technicians (Service I & II).
• Provide remote and on-site technical assistance.
• Complete and review service documentation for accuracy and completeness.
• Coordinate with engineering, production, or OEM partners to resolve service issues.
• Maintain tools and equipment in safe, functional condition.
• Adhere to and promote company safety policies and procedures.
• Identify areas for improvement and provide input on service process enhancements.
• Support production quality control and engineering product improvement initiatives.
• Participate in training to stay up to date with evolving technologies.
• Deliver technical training to external customers or internal production teams as needed.
• Travel Requirement:
  This role requires regular travel, including air travel, to customer sites, vendor locations, or company facilities. Approximate travel: 70% of the time.

• Expert knowledge of mechanical, hydraulic, electrical, and diagnostic systems.
• Strong leadership, mentorship, and project coordination skills.
• Excellent problem‑solving and troubleshooting ability.
• Ability to read and interpret blueprints, electrical diagrams, and technical manuals.
• Proficient with diagnostic software and tools.
• Strong verbal and written communication skills.
• Ability to manage multiple tasks and prioritize effectively.
• Willing and able to travel frequently, including overnight and emergency assignments.
• Physically able to perform demanding tasks in diverse field environments.
• Knowledge of safety standards and regulatory compliance.

• High school diploma or GED required.
• Associate degree or vocational training in a technical field preferred.
• 5+ years of relevant service/repair experience in a manufacturing, automotive, or equipment‑based environment.
• Valid driver’s license; must be able to obtain a commercial license.
• Certifications (ASE, EPA, etc.) a plus.