Firefly Space Systems

Firmware Engineer II

Firefly Space Systems$90K — $130K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's or Master's degree in Electrical Engineering, Computer Engineering, Computer Science, or a related field.
  • 3+ years of professional experience in embedded firmware development in Linux environments.
  • Proven track record of delivering real-world projects with embedded firmware as bare-metal or RTOS applications.
  • Strong programming skills in C/C++ for embedded systems; assembly language experience is a plus.
  • Experience with communication protocols (e.g., I2C, SPI, UART, CAN, USB, Ethernet) and real-time system constraints.
  • Familiarity with debugging tools (e.g., JTAG, SWD, oscilloscopes, logic analyzers) and embedded development environments.

Responsibilities

  • Design, develop, and test embedded firmware for microcontrollers and microprocessors.
  • Architect and implement low-level drivers and communication protocols for real-time applications.
  • Collaborate with hardware engineers to ensure seamless hardware/firmware integration.
  • Optimize firmware for power efficiency and performance in resource-limited systems.
  • Participate in code reviews and maintain high-quality code standards.
  • Contribute to system-level debugging and validation of embedded systems.
  • Optionally support FPGA integration or contribute to custom OS builds.

Benefits

  • Generous health, dental and vision plans with low deductibles.
  • Parental leave and educational reimbursement.
  • Short term disability and flexible PTO options.
Full Job Description
SUMMARY

In this role you will help design, develop, test, and integrate the embedded flight software for Firefly spacecraft. You will work in a group of software engineers through all stages of spacecraft software development processes and collaborate with other engineering teams.

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.

QUALIFICATIONS

Required
  • Bachelor's or Master's degree in Electrical Engineering, Computer Engineering, Computer Science, or a related field.
  • 3+ 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.

Desired
  • Experience developing C++ applications for embedded systems.
  • Proficiency in CI/CD workflow development for embedded firmware projects (e.g., Teamcity, GitLab CI, or similar).
  • Experience with FPGA development, including firmware integration with FPGA designs.
  • Familiarity with custom OS builds using Yocto, Buildroot, or similar embedded Linux build systems.

Firefly offers outstanding benefits for our employees, including generous health, dental and vision plans with low plan deductibles, parental leave, educational reimbursement, short term disability, and flexible PTO options.

To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.

About Firefly Space Systems

Firefly Space Systems was an American aerospace manufacturer based in Cedar Park, Texas. The company was founded in 2013 with the goal of developing low-cost launch vehicles for the small satellite industry. Firefly's Alpha rocket was designed to carry payloads of up to 1,000 kg to low Earth orbit. The company was acquired by EOS Launcher in 2017 and is now known as Firefly Aerospace. Firefly Aerospace is continuing the development of the Alpha rocket and is also working on a larger rocket called Beta, which is designed to carry payloads of up to 8,000 kg to low Earth orbit. Firefly Aerospace is committed to providing affordable access to space for small satellite operators.
Learn more about Firefly Space Systems
Industry
Founded
2013

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