Software Engineer, Hardware-in-the-Loop Test Automation

3+ years of experience in software development, with a significant focus on test automation or test infrastructure development.

Proven experience with testing embedded systems or hardware components.

Experience developing or working with software for hardware-in-the-loop (HIL) testbeds.

Familiarity with common electronics test equipment (e.g., oscilloscopes, multimeters, power supplies, logic analyzers).

Experience with version control systems (e.g., Git) and continuous integration/continuous deployment (CI/CD) pipelines (e.g.

Experience specifically testing avionics or aerospace hardware systems.

The salary range for this role is $144,000 - $190,000 plus a competitive equity grant and comprehensive benefits package. Final compensation will be based on skills, qualifications, experience, and geographic location as assessed during the interview process.

About Muon Space

Founded in 2021, Muon Space is an end-to-end Space Systems Provider that designs, builds, and operates LEO satellite constellations delivering mission-critical data. Our revolutionary, integrated technology stack enables customers to optimize every dimension of their missions for faster time-to-orbit and superior constellation remote sensing performance. Our state-of-the-art facility in the heart of Silicon Valley is optimized for manufacturing spacecraft and rapid, flexible payload integration at scale. From climate monitoring to national security, Muon Space is dedicated to delivering Earth Intelligence for a safer and more resilient world.

Taking Care of Our Team

At Muon salary is only part of our total compensation package. In addition to salary, full-time employees receive equity compensation as well as benefits including medical, dental, and vision insurance, a 401k retirement plan, short & long term disability and life insurance. We also offer three weeks paid vacation for new employees, along with 12 paid holidays, unlimited sick time and paid parental leave.

Our mission embraces the entire planet and we believe our team should too.  Muon is dedicated to creating a diverse and dynamic company and workforce. We believe in equal employment opportunity regardless of race, color, ancestry, religion, sex, age, national origin, citizenship, sexual orientation, marital status, disability, or gender identity. We value diversity in the workplace, and that starts with our applicants. We encourage you to apply, even if you don't check all the boxes, and we look forward to reviewing your application! In addition, if you need a reasonable accommodation as part of your application for employment or interviews with us, please let us know.

Muon seeks a Software Test Infrastructure Engineer to join our satellite development team in San Jose, CA.

You will be responsible for designing, building, and maintaining the software test infrastructure used to test the hardware components, such as avionics computers and other electronics, as well as the software that forms the backbone of Muon's spacecraft.

You will contribute to an ecosystem of test and development tooling used by a large swath of the company for hardware and software testing across Muon’s Halo platform.

The ideal candidate has experience developing test automation frameworks, hardware-in-the-loop systems, and manufacturing testing.

Previous experience working on interdisciplinary projects, such as robotics, autonomous vehicles, avionics, or aerospace, is a strong asset.

Design, develop, and maintain robust and scalable software test frameworks and infrastructure for hardware-in-the-loop (HIL) and component-level testing.