EV Charging & Energy Storage Technician — Field Service

JNBK Corporation Pte Ltd; Singapore; On-site; SGD 39,000 - 61,000; Full time

Job summary

JNBK Corporation Pte Ltd is seeking an Electrical Service Technician focused on EV charging and energy storage systems. You will install, test, commission, and maintain charging equipment across commercial, industrial, and residential sites, while diagnosing faults and ensuring safety compliance.

You will perform pre-commissioning, testing, and firmware upgrades, and assist engineers on surveys and project execution. Travel to multiple Singapore sites is expected.

Qualifications

• NITEC, Higher NITEC, Diploma or equivalent in Electrical Engineering or related discipline.
• Minimum 3 years of relevant experience in electrical installation, maintenance, troubleshooting, or commissioning.
• Ability to read electrical drawings and schematics.
• Willing to travel to various company-managed sites across Singapore.
• Proficient with electrical testing tools (multimeters, insulation testers).
• WAH certification is an added advantage.

Responsibilities

• Install, test, commission, troubleshoot, and maintain EV charging systems and ESS at commercial, industrial, and residential sites.
• Conduct pre-commissioning, testing, and commissioning of EV chargers and ESS.
• Diagnose and rectify electrical faults in EV chargers, ESS, panels, and related equipment.
• Carry out preventive and corrective maintenance for system reliability.
• Respond to service calls and emergency breakdowns promptly.
• Assist engineers in site surveys, testing, commissioning, and project implementation.
• Support firmware upgrades and configuration of EV charging equipment as required.
• Prepare service reports and maintenance records.
• Ensure all work complies with safety regulations and company procedures.

Skills

Electrical wiring

Reading schematics

Troubleshooting

Testing instruments

Travel to sites

Class 3 license

Education

NITEC / Higher NITEC / Diploma in Electrical Engineering

Tools

Multimeter

Insulation tester

Job description

JNBK Corporation Pte Ltd is seeking an Electrical Service Technician focused on EV charging and energy storage systems. You will install, test, commission, and maintain charging equipment across commercial, industrial, and residential sites, while diagnosing faults and ensuring safety compliance.

You will perform pre-commissioning, testing, and firmware upgrades, and assist engineers on surveys and project execution. Travel to multiple Singapore sites is expected.