Sr System Engineer

100% onsite - San Jose, CA or Morrisville, NC We are looking for a talented and versatile Sr. Systems Enginee r to join our embedded engineering team. In this role, you will own the full development lifecycle of embedded electronic systems — from concept and architecture through hardware design, PCB layout, and firmware implementation. KEY RESPONSIBILITIES Design and develop electronic systems from requirements to production, including power supply design, signal conditioning, communication interfaces, and mixed-signal circuits. Perform schematic capture using industry-standard EDA tools (Altium). Execute PCB layout, routing, and design rule review for multi-layer boards, ensuring signal integrity, EMC compliance, and thermal performance. Write and maintain hardware design documentation, including schematics, BOM, and design verification reports. Lead PCB design reviews. Develop bare-metal and RTOS-based firmware for 32-bit ARM Cortex-M (FreeRTOS). Implement and optimize peripheral drivers (SPI, I2C, UART, CAN, USB, Ethernet) and communication stacks. Write clean, maintainable C/C++ code following embedded best practices, including memory management, interrupt handling, and low-power design. Perform bring-up, debugging, and root cause analysis of complex hardware/firmware issues using oscilloscopes, logic analyzers, and JTAG/SWD debug tools. Collaborate with cross-functional teams to ensure system-level requirements are met and properly validated. Bachelor's degree or higher in Electrical Engineering, Computer Engineering, or a related field. 3+ years of hands-on experience in embedded systems engineering in a professional setting. Strong proficiency in C/C++ firmware development for 32-bit ARM MCUs or MPUs. Experience with one or more RTOS environments (FreeRTOS and ThreadX preferably). Solid understanding of digital and analog circuit design, including power electronics fundamentals. Experience with embedded communication protocols (UART, SPI, I2C, CAN, USB, Ether