Sr. System Dev Engineer, Antenna System Validation

Project Kuiper is Amazon's initiative to launch a constellation of Low Earth Orbit satellites providing low-latency, high-speed broadband to unserved and underserved communities around the world. We are looking for a Firmware Engineer to design, develop, and validate embedded software that runs on our satellite and ground test hardware. In this role you will own firmware for RF and digital subsystems, from board bring-up through production test. You will work at the hardware/software boundary: writing drivers and control software for SoCs, FPGAs, and RFICs, debugging with lab instruments, and partnering closely with hardware, RF, and test automation teams to deliver reliable systems at scale.Key job responsibilities - Design, implement, and maintain embedded firmware in C/C++ and Rust for ARM-based SoCs and FPGA-based platforms - Develop device drivers, board support packages, and hardware abstraction layers for peripherals (SPI, I2C, UART, PCIe, Ethernet) - Bring up new hardware: validate schematics, debug board-level issues with oscilloscopes, logic analyzers, and JTAG debuggers - Build and maintain firmware update, telemetry, and diagnostics capabilities - Write unit and hardware-in-the-loop tests; integrate firmware into CI/CD pipelines - Collaborate with hardware, RF, systems, and manufacturing test teams to root-cause cross-domain issues - Contribute to design reviews, documentation, and operational excellence practicesBasic qualifications- Bachelor's degree in Computer Science, Computer Engineering, Electrical Engineering, or equivalent work experience- 3+ years of embedded firmware development experience- Experience with embedded Linux and/or RTOS environments- Experience with common hardware interfaces (SPI, I2C, UART, Ethernet) and reading schematics/datasheets- Experience debugging embedded systems using lab equipment (JTAG, logic analyzer, oscilloscope)Preferred qualification - Experience with Yocto/BitBake or other embedded Linux build systems- Experience with FPGA/SoC platforms (Xilinx Versal/Zynq or similar) and FPGA-processor integration- Experience with RF systems, phased arrays, or radio/modem firmware- Experience with manufacturing or hardware validation test environments- Familiarity with secure boot, firmware signing, and OTA update mechanismsAmazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.The base salary range for this position is listed below. Your Amazon package will include sign-on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience, qualifications, and location. Amazon also offers comprehensive benefits including health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage), 401(k) matching, paid time off, and parental leave. Learn more about our benefits at .USA, WA, Redmond - 151,200.00 - 204,600.00 USD annually