Repair Technician

Momentum Consulting; Sydney; On-site; AUD 70,000 - 110,000; Full time

Job summary

Momentum Consulting in Sydney, Australia is seeking an electronics technician to diagnose and repair battery-powered devices. You will work with boards, power management, Li-ion packs, motors, and sensors, performing firmware updates and safety testing.

Strong fault diagnosis and clear communication with the team are essential. The ideal candidate has a certificate or diploma in electronics (preferred but not essential) and can handle ESD-compliant procedures and safe battery practices.

Qualifications

• Certificate or diploma in electronics or related field preferred but not essential.

Responsibilities

• Knowledge of main board functions, power management and communication modules.
• Familiarity with Li-ion battery systems, charging circuits and safety handling.
• Understanding of motors (drive motor, brush motor, suction fan).
• Knowledge of sensors (LDS/LiDAR, infrared, cliff sensors, bump sensors).
• Diagnose common faults using multimeter and diagnostic tools.
• Perform firmware updates and reflashing.
• Conduct functional testing after repair.
• Identify repeat issues and root causes.
• Follow ESD precautions and safe handling of batteries and power components.
• Communicate technical findings to supervisors or support teams.

Skills

Mainboard functions

Power management

Communication modules

Li-ion battery systems

Charging circuits

Battery safety

Motors

Drive motor

LiDAR sensors

Infrared sensors

Cliff sensors

Bump sensors

Fault diagnosis

Multimeter usage

Diagnostic tools

Firmware updates

Reflashing

Functional testing

Root cause analysis

ESD precautions

Battery handling

Communication of findings

Education

Certificate or diploma in electronics

Job description

Responsibilities include (but are not limited to):

• Knowledge of main board (PCB) functions, power management, and communication modules
• Familiarity with Li-ion battery systems, charging circuits, and safety handling
• Understanding of motors (drive motor, brush motor, suction fan)
• Knowledge of sensors (LDS/LiDAR, infrared, cliff sensors, bump sensors)
• Diagnose common faults:
• Use multimeter and basic diagnostic tools
• Perform firmware updates / reflashing
• Conduct functional testing after repair
• Identify repeat issues and root causes
• Follow ESD (Electrostatic Discharge) precautions
• Safe handling of batteries and power components
• Communicate technical findings to supervisors or support teams

Qualifications

Certificate or diploma in one of the below is preferred but not essential