Senior Field Service Technician - San Diego

Position Overview

At Luminator Technology Group, we believe we are Better Together. As a global leader in transportation technology, spanning over 85 countries with nearly 1,000 employees, we place the Customer First while striving to achieve Results, Be the Best, and foster a culture of Respect & Trust.

We are seeking a Senior Field Service Technician to join our Field Operations team. In this role, you will be at the heart of our customer success and operational excellence, providing hands-on technical expertise to maintain, troubleshoot, and repair cutting-edge public transit Mobile Video System equipment. Your contributions ensure safety, reliability, and performance across transit bus fleets.

Please note this is a 3rd shift position working Monday–Friday from 7:00 PM to 3:30 AM.

Key Responsibilities

• Conduct on-site service visits to perform preventative maintenance, diagnostics, and corrective repairs on transit buses equipped with mobile video and electronic systems.
• Troubleshoot electrical and electronic components, including wiring harnesses, connectors, fuses, relays, and circuit boards using multimeters, oscilloscopes, and other diagnostic tools.
• Perform mechanical and electrical installations for retrofits and system upgrades, including routing cables, terminating connectors, and mounting hardware.
• Identify and resolve equipment malfunctions by isolating faults, replacing defective components, and verifying system performance through functional testing.
• Collaborate with manufacturers and field personnel to escalate complex issues, interpret technical documentation, and implement corrective actions.
• Document service activities, including wiring changes, part replacements, and troubleshooting steps, to ensure accurate records and compliance with customer standards.
• Travel occasionally within the U.S. to support retrofits, new system startups, and advanced troubleshooting projects.

Required Qualifications

• High school diploma or equivalent required (AS degree or equivalent military technical training is a plus).
• At least 3 years of technical experience, preferably in a manufacturing or transit environment.
• Proficiency with MS Office applications including Outlook, Teams, Word, and Excel.
• Ability to read schematics and wiring diagrams.

Preferred Qualifications

• Technical Savvy: Proficiency with electrical systems, automotive wiring, voltmeters, and small tools.
• Customer Focus: Strong interpersonal skills to handle demanding situations and deliver exceptional service.
• Problem-Solving Skills: Capability to diagnose, resolve, and effectively communicate complex technical issues.

Benefits & Perks

• Compensation: California Pay Scale: $34 - 37/hr plus overtime.
• Benefits: Competitive compensation with career growth potential.
• Generous time off including vacation, sick time, 10 company holidays, and 2 floating holidays.
• Educational Assistance Program for professional growth.
• Health and wellness coverage including medical, dental, and vision plus 401k matching.
• Benefits & PTO effective Day 1.