Firmware Engineer I

Firefly Aerospace

Firmware Engineer developing embedded systems for Firefly's space technologies. Involves collaboration on spacecraft software development and integration, ensuring high-quality code and performance optimization.

Posted 6/13/2026full-timeCedar Park • Texas • 🇺🇸 United StatesJuniorWebsite

Tech Stack

Tools & technologies

AssemblyLinuxRTOS

About the role

Key responsibilities & impact

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

Requirements

What you’ll need

Bachelors or Masters degree in Electrical Engineering, Computer Engineering, Computer Science, or a related field
1+ 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

Benefits

Comp & perks

generous health, dental and vision plans with low plan deductibles
parental leave
educational reimbursement
short term disability
flexible PTO options

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

embedded firmware developmentCC++assembly languagelow-level driverscommunication protocolsreal-time operating systemsperformance profilingsystem-level debuggingpower efficiency optimization

Soft Skills

collaborationproblem-solvingattention to detailcode reviewdocumentation