Senior Engineer (Product Development)

Job Purpose

Responsible for product design and development of IoT products

Key Responsibilities

- Design and develop hardware for Commercial Grade IoT products used in smart buildings, smart lighting, smart office, smart living, smart metering, smart Agriculture/Aquaculture and HVAC systems.
- Work with wired interfaces such as Modbus, LDSBus, RS485, DALI, DIO/AIO, Relay control, and IR
blaster, etc.
- Develop products using wireless technologies including Wi-Fi, Bluetooth, Zigbee, and LoRa/
LoraWAN, etc.
- Perform Concept Study, Product specification definition, Architectural block diagram, Schematic
design, PCB layout, BOM and Cost analysis, Prototype build, and hardware debugging.
- Perform Design Validation Test, including Board bring-up, Electrical testing, Functional test,
Performance test, Environmental test, etc.
- Support regulatory certifications (CE/FCC, UL, RoHS, etc.).
- Support production test, DFM, DFT and transfer to mass production.
- Collaborate with firmware, mechanical, system test and manufacturing teams throughout the
product lifecycle.

Knowledge and Skill Requirements

- Bachelor’s degree in Electrical / Electronic Engineering or related field.
- 5+ years of experience in hardware design and development (IoT or embedded systems
preferred).
- Strong knowledge of analog and high-speed digital circuit design.
- RF circuit design and impedance matching experience is a plus.
- Experience with MCU-based embedded systems and power supply design (AC-DC, DC-DC, PoE,
Battery, Solar cells).
- Experiencewith wireless technologies (Wi-Fi, BLE, Zigbee, LoRa).
- Proficient in schematic capture and PCB layout with design tools (e.g. Altium, or equivalent).
- Knowledge of industrial protocols (Modbus, DALI, RS485).
- Knowledge in connectivity technology such as USB, UART, SPI, I2C.
- Knowledge of memory systems such as SRAM/DRAM and storage memory such as NAND/Flash and
EEPROM is required.
- Knowledge of Application Processor based motherboard design is a plus.
- Knowledge in EMC, ESD, Safety, and reliability tests.
- Experience in relay circuit design and/or PLC systems is a plus.
- Knowledge in mechanical enclosure development process is a plus.

Working Conditions

- Office and laboratory-based work environment.
- Occasional support for factory production or field testing when required.