- Islandwide (Singapore) Singapore

Working Location
Job Description
Responsibilities
Responsibilities
• Design, implement, and maintain IoT/OT and edge systems for environmental monitoring
• Integrate sensors, gateways, and edge devices with backend platforms using protocols such as MQTT, AMQP, RabbitMQ, HTTPS REST APIs, CoAP
• Perform hardware–software integration, system testing, and validation
• Create and execute unit, integration, and system test cases
• Conduct impact analysis for change requests (e.g. sensor upgrades, additional parameters)
• Develop and maintain hardware setup, configuration, and troubleshooting documentation
• Support edge computing frameworks (e.g. AWS IoT Greengrass, Azure IoT Edge)
• Troubleshoot and resolve issues across sensors, edge devices, and communication layers
• Apply cybersecurity best practices for edge devices and OT environments
• Work closely with cloud, frontend, and stakeholder teams to ensure end-to-end system reliability
• Engage end users to gather feedback and ensure solutions meet operational needs
Requirements
• Bachelor’s degree in Computer Engineering, Computer Science, Electrical & Electronics Engineering, or equivalent
• At least 2 years of experience in sensor-related or IoT/OT systems in production environments
• At least 1 year of hands-on experience integrating IoT devices and sensors
• Proficiency in C++, Python, Java, .NET, or similar languages
• Experience with:
a) Industrial protocols: RS-485, Modbus RTU, Modbus TCP
b) Interoperability standards: OPC-UA
c) Embedded protocols: I2C, SPI, UART, CAN
d) Embedded and edge computing systems
• Strong troubleshooting, documentation, and communication skills
Licence no: 12C6060
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