Embedded Linux Software Engineer

Location: Sofia, Bulgaria

About us

We are EnduroSat! A fast-growing space scale-up at the forefront of satellite innovation, specializing in advanced software-flexible satellites for commercial, governmental, and scientific endeavors.

• This is more than a job, it`s a mission

  We are making space universally accessible and redefining the possible

• We get things done

  We take ownership of what we do and we work hard to make a difference

• We are fearless

  Transparency is our only way forward. We dare to address and resolve issues head-on

• We learn from our mistakes

  We deliver, take informed risks, and evolve to achieve our goals. We compare with the best version of ourselves

What is the role?

The engineer on this position will use the Yocto Project to configure, customize, and build Linux distributions for embedded systems. Daily tasks will include modifying and maintaining low-level Linux kernel drivers using C and integrate third-party libraries, tools, and drivers into custom Linux distributions.

Some of your daily tasks will include:

• Dеveloping software solutions tailored to space applications, including satellite systems and payloads
• Designing, implementing, and testing embedded software to ensure reliability and performance in space environments
• Debug, test, and validate software on target hardware platforms
• Collaborate with cross-functional teams to design and implement software solutions
• Optimize software to improve system adaptability, performance, and security

What do we look for? 

• Experience with the Yocto Project, including writing recipes, layers, and customizing images
• Experience with C for developing Linux kernel drivers
• Proficiency with Git for version control and collaborative development
• Familiarity with ARM or other embedded architectures
• Experience with debugging tools and methods for embedded systems (e.g., GDB, JTAG, oscilloscope)
• Familiarity with Linux kernel device trees and FOSS bootloaders
• Familiarity with ARM SoCs secure and unsecure boot process
• Bachelor's or higher degree in Computer Science, Computer Engineering, Electronics Engineering, Electrical Engineering, or related field

How to Stand Out:

• Experience with Xilinx Multi-Processor System-on-Chip (MPSoC)
• Experience with NVIDIA Jetson Orin
• Knowledge of networking protocols and related debugging (PCIe, TCP/IP, CAN, UART, SPI, etc.)
• Experience with automated build systems and CI/CD pipelines (e.g., GitLab)
• Familiarity with cross-compilation and debugging on resource-constrained hardware

Why EnduroSat?

• Fast-paced and delivery-focused culture

  We work with well-defined quarterly based objectives, that allow us to fast-track the progression of our work and improve as we go

• Tough engineering challenges & hard-core R&D

  You will be able to work on unique space technology and build next-gen innovations, while mentored by world-recognized space experts

• Constant learning and progression

  Own your personal growth by navigating through our career progression framework and educational programs

• Chance to join our space educational program

  Meet international space experts and improve your knowledge and skillset with our hands-on educational program

At EnduroSat, we embrace diversity and strive to create an inclusive environment where everyone is treated with fairness and respect. We are committed to equal employment opportunities without discrimination against any employee or job applicant on the basis of race, color, religion, sex, national origin, age, disability, sexual orientation, or gender identity. Additionally, this position is suitable for people with disabilities in accordance with the People with Disabilities National Regulation Act, ensuring accessibility and accommodation in the workplace.