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.