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Firefly Aerospace · 2 days ago

Embedded Software Engineer

Cedar Park, TX

Full-time

Onsite

Senior Level

5+ years exp

Firefly Aerospace is a space and defense technology company that enables our world to launch, land, and operate in space – anywhere, anytime. In this role, you will help design, develop, test, and integrate the embedded flight software for Firefly spacecraft, collaborating with other engineering teams throughout the software development process.

AerospaceAir TransportationSatellite Communication

No H1B

U.S. Citizen Only

Responsibilities

Design, develop, and test embedded firmware for microcontrollers and microprocessors in bare-metal or RTOS environments

Architect and implement low-level drivers, communication protocols (I2C, SPI, UART, CAN, etc.), and system-level firmware for real-time applications

Collaborate with hardware engineers to define system architecture, debug hardware/firmware interactions, and ensure seamless integration

Optimize firmware for power efficiency, performance, and memory constraints in resource-limited embedded systems

Participate in code reviews, maintain high-quality code standards, and document firmware designs and processes

Contribute to system-level debugging, performance profiling, and validation of embedded systems

Optionally, support FPGA integration, including firmware interfacing with FPGA designs, or contribute to custom OS builds using tools like Yocto or Buildroot

Qualification

Embedded firmware developmentC/C++ programmingCommunication protocolsDebugging toolsCI/CD workflow developmentFPGA developmentCustom OS buildsAssembly languageReal-time systemsLinux environments

Required

Bachelor's or Master's degree in Electrical Engineering, Computer Engineering, Computer Science, or a related field

5+ years of professional experience in embedded firmware development in Linux environments

Proven track record of delivering real-world industry projects involving embedded firmware developed as bare-metal or RTOS applications (e.g., FreeRTOS, Zephyr, or similar)

Strong programming skills in C/C++ for embedded systems, with experience in assembly language as a plus

Experience with communication protocols (I2C, SPI, UART, CAN, USB, Ethernet, etc.) and real-time system constraints

Familiarity with debugging tools (JTAG, SWD, oscilloscopes, logic analyzers) and embedded development environments