Experience

WITHUS technology factory

• Portugal
• Telecommunications
• 1 - 100 Employee

• Research and Development Electronics Engineer

  • Sep 2009 - Present

  Main activities/coordination: - Design and development of schematics - PCB layout - Hardware bringup/troubleshoot and seek for the best possible solution - EMI/EMC, CE and other certifications - Production coordination - Quotation requests and components procurement for mass production - Firmware bringup ( C ) Technologies: - Smart metering - Powerline communication - RF: ZigBee, BLE, Wi-Fi, GSM/GPRS, LTE, NBIoT, GPS, SigFox - 8, 16 and 32 bit MCU - Cortex A microprocessors - Digital and analog circuits - GBe, Ethernet, USB, I2C, SPI, UART, RS485 - Power supplies - Industrial, telecommunications and domestic use devices - C language (VSCode, IAR) - Mentor Graphics schematic and layout software Show less