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EV Electrical Systems Technician

ZipRecruiter, San Jose, California, United States, 95199

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Overview

We are seeking a skilled and dedicated EV Electrical Systems Technician to join our team, focusing on the operational maintenance, diagnostics, and customer support of our electric vehicle (EV) systems. This hands-on role involves fabricating wiring harnesses, troubleshooting CAN/OBD networks, performing vehicle servicing, and supporting field operations. The ideal candidate brings practical experience in EV electrical systems and a commitment to ensuring vehicle reliability and customer satisfaction. This position is key to maintaining our vehicles' performance and supporting our growing fleet. Location

San Jose, CA 95138 Employment Type

Full-Time Start Date

Q4 2025 Responsibilities

Fabricate, install, and route high-voltage and low-voltage wiring harnesses in compliance with safety and quality standards. Interpret and work from wiring diagrams, schematics, and engineering drawings to install or replace instrument clusters, dashboards, and other electronic components such as onboard computers, lidar, cameras, etc. Perform prototype harness builds, debug issues, and support design verification for custom vehicle builds. Diagnose and troubleshoot CAN bus and OBD communications, including analyzing message traffic using CAN analyzers. Support integration of subsystems like BMS, motor controllers, and displays over the CAN bus network. Understand basic Battery Management System (BMS) functions: state-of-charge monitoring, thermal protection, cell balancing, diagnostics over CAN or OBD protocols. Support setup, replacement, and diagnosis of motor controller systems, including communication and integration with BMS and other ECUs. Use diagnostic tools such as digital multimeters, current probes, oscilloscopes, and logging equipment to diagnose electrical and CAN network issues. Assist in software/firmware updates of critical control modules including BMS, motor controllers, and displays via OBD or proprietary interfaces. Execute test plans provided by the engineering teams, carry out troubleshooting of issues, and provide comprehensive reports. Collaborate with engineering, quality, and testing teams to identify and resolve electrical or system-level issues. Train other technicians on testing, troubleshooting, and vehicle servicing activities. Qualifications & Skills

Technical background (degree or vocational training) in automotive, electrical, or electronics engineering. Candidates must have at least 5 years of relevant industry experience. Hands-on experience in crimping, soldering, stripping, and harness assembly, including connector familiarity and quality techniques. Fabrication of prototype test rigs and wiring subsystems. Strong proficiency in diagnosing EV electrical systems, including CAN, Ethernet, high-voltage systems. Practical understanding of BMS and motor controller communication over CAN and integration of vehicle subsystems. Use of test equipment like oscilloscopes, voltmeters, current probes; can adapters experience with tools such as Vector CANalyzer or PicoScope. Bonus Qualifications: Bonus Qualifications

Experience with OBD-II diagnostics, DTC extraction, and EV-specific diagnostic protocols. Knowledge of safety procedures and standards for EV high-voltage systems. Certifications in harness fabrication. Work Expectations

Receive vehicle deliveries, perform initial inspections, and complete pre-delivery checklists. Diagnose and resolve vehicle issues; document findings and share reports with engineering teams. Maintain vehicle condition, including general maintenance and overall presentability. Deliver vehicles to customers and travel to customer sites for diagnostics and repairs. Handle transport of materials between company locations. Maintain a clean and organized work area. Support other technicians and take on additional tasks as needed. Flexibility to work or attend meetings outside normal business hours when required. Why Join Us?

At Boson, you'll play a vital role in maintaining and enhancing our Boson EV fleet, ensuring top-tier service and customer trust. We offer competitive compensation, opportunities for growth, and a supportive team environment focused on excellence. If you’re passionate about EV technology and hands-on vehicle maintenance, we invite you to apply! Please submit your resume and a cover letter highlighting relevant EV experience to

careers@bosonmotors.com. Boson is an equal opportunity employer. We celebrate and are committed to creating an inclusive environment for all employees.

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