Battery Technician

About the Role The Battery Technician is responsible for maintaining, testing, and improving the performance of EV battery systems to ensure reliability, safety, and efficiency across Electrum’s operations. This role involves hands‑on diagnostics, preventive maintenance, repair, and quality control of battery modules and packs — as well as collaboration with engineers to enhance performance standards and lifecycle management.

You will be a key contributor in ensuring the consistent health and readiness of the battery fleet that powers Indonesia’s growing EV mobility network.

What You Will Do

Perform

diagnostics, testing, and troubleshooting

of EV battery systems to meet performance and safety standards.

Conduct

regular maintenance and repairs

on battery packs, modules, and related electrical components.

Assemble, disassemble, and reconfigure battery systems for

testing, evaluation, or R&D

purposes.

Work closely with engineers to analyze battery data and identify performance optimization opportunities.

Execute

quality control inspections

and ensure all batteries meet operational and safety benchmarks before deployment.

Document all testing, maintenance, and repair activities accurately for

compliance and traceability .

Maintain and manage

battery inventory , including charge status, lifecycle tracking, and identification of defective or damaged units.

Support the development and continuous improvement of maintenance and safety procedures to increase reliability and efficiency.

Follow all

EHS (Environment, Health & Safety)

protocols and maintain a clean, safe work environment.

What You Bring

Vocational or bachelor’s background in

Electrical Engineering, Mechatronics, Industrial Technology , or a related technical field.

Hands‑on experience

with tools and equipment used in battery testing, diagnostics, and maintenance.

Strong understanding of

electrical systems, wiring, and schematics .

Proficiency in reading and interpreting

technical manuals, schematics, and electrical diagrams .

Detail‑oriented with strong analytical and problem‑solving abilities.

Familiarity with

Battery Management Systems (BMS)

and related software is highly desirable.

Organized and methodical, with clear documentation habits.

Strong teamwork and communication skills; able to work cross‑functionally with engineering and operations teams.

Fluent in Bahasa Indonesia;

basic English proficiency

is required (technical documentation in English).

Nice to Have

Prior experience in

EV battery assembly, repair, or testing

environment.

Familiarity with

high‑voltage safety standards and PPE procedures .

Experience with data logging, monitoring systems, or lab testing setups.

Exposure to

lithium‑ion battery chemistry

and degradation analysis.

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