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# Technical Support Specialist - Industrial Battery Chargers

- **Company:** Minit Charger
- **Location:** Chandler, AZ, United States
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** 4G (Telecommunication), CAN Bus, Ethernet, Firmware, Networking Hardware, Software Engineering, Wi-Fi Technology, Backend, Smartgrid
- **Published:** October 14, 2026
- **Apply:** https://www.juju.com/job/16_54f5ccf12

## About the Role

* 3-5+ years in technical support, field service, or systems troubleshooting. Experience in industrial battery charging, high efficiency chargers, IoT and power electronics is required.
 * Strong experience in electronics systems, diagnosing hardware, firmware and software issues
 * Technical Knowledge: Deep understanding of AC/DC power, high/low voltage systems, controls and the ability to read electrical schematics.
 * Strong grasp of networked hardware
 * Must Have Skills: A "customer-first" mindset with the ability to remain calm while helping a client whose operations are stalled by a product failure.
 * Education: AAS or BS in Electronics Technology, Engineering, or a related field., * Knowledge of EVSE standards (e.g., OCPP, ISO 15118).
 * Knowledge of battery charging protocols (CAN Bus), lead acid battery charging basics and BMS
 * Electrical certifications or previous experience with renewable energy/smart grid technology.

## Description

* Real-Time Troubleshooting: Diagnose and resolve issues for EV chargers:
 + Electronic controls, power modules, peripheral components such as circuit breakers, fans, wiring harness (loose connections, broken or damaged wires etc.)
 * backend management platforms, and networking equipment (Wi-Fi, Ethernet, 4G/5G).
 * Field Support: off and onsite diagnostics, repair, verification and configuration.
 * Commissioning & Training - Conduct commissioning, operation and maintenance training of new installation. Expectation is customers must be able to support themselves after training.
 * Incident Management: Monitor site performance proactively to identify anomalies before they lead to downtime.
 * Technical Documentation: Maintain detailed case records and contribute to the internal knowledge base and field support manuals.
 * Cross-Functional Collaboration: Work closely with the R&D and Engineering teams to escalate complex bugs and provide feedback on product improvements.