Astranis
Astranis builds advanced satellites for high orbits, expanding humanity’s reach into the solar system. Today, Astranis satellites provide dedicated, secure networks to highly-sophisticated customers across the globe— large enterprises, sovereign governments, and the US military. With five satellites on orbit and many more set to launch soon, the company is servicing a backlog of more than $1 billion of commercial contracts.
Astranis is the preferred satellite communications partner for buyers with stringent requirements for uptime, data security, network visibility, and customization. Astranis has raised over $750 million from some of the world’s best investors, from Andreessen Horowitz to Blackrock and Fidelity, and employs a team of 450 engineers and entrepreneurs. Astranis designs, builds, and operates its satellites out of its 153,000 sq. ft. headquarters in Northern California, USA.
Astranis builds advanced satellites for high orbits, expanding humanity’s reach into the solar system. Today, Astranis satellites provide dedicated, secure networks to highly-sophisticated customers across the globe— large enterprises, sovereign governments, and the US military. With five satellites on orbit and many more set to launch soon, the company is servicing a backlog of more than $1 billion of commercial contracts.
Astranis is the preferred satellite communications partner for buyers with stringent requirements for uptime, data security, network visibility, and customization. Astranis has raised over $750 million from some of the world’s best investors, from Andreessen Horowitz to Blackrock and Fidelity, and employs a team of 450 engineers and entrepreneurs. Astranis designs, builds, and operates its satellites out of its 153,000 sq. ft. headquarters in Northern California, USA.
Radiation Test Engineer
As our Radiation Test Engineer you will be responsible for analyzing and testing candidate electronics for our spacecraft. This position requires hands-on experience validating parts for radiation environments specific to aerospace.
Role
- Support the design of fault tolerant electrical systems for operating in a radiation environment
- Simulate and model the GTO and GEO radiation environments on PCBA designs
- Coordinate and run radiation testing campaigns to upscreen components
- Develop fault-tolerant systems & operations into the spacecraft by working closely with the rest of the team
- Support other electrical design, bringup, and test activities
- Assist in recruiting, interviewing, and hiring additional teammates to our rapidly-growing team
Requirements
- Bachelor of Science degree in nuclear engineering, electrical engineering, physics, or equivalent technical field
- A passion for hardware development, including working in a fast-paced environment and hands-on design and development
- Experience with electrical design
- Experience designing and testing for radiation effects
- Experience in testing analog and digital circuits
- Experience with fault-tolerant high reliability systems
- US Citizenship or Green Card
Bonus
- Experience developing electrical designs in space or other high-radiation environments
- Experience with the Geostationary radiation environment (TID, SEE, DDD)
- Experience running tests at radiation labs
- Experience with designing dosimeter circuits
- ECAD + MCAD Experience (Altium, Solidworks)
Base pay is just one component of Astranis’s total rewards package. Your compensation also includes a significant equity package via incentive stock options, high-quality company-subsidized healthcare, disability and life insurance, 401(k) retirement planning, flexible PTO, and free on-site catered meals.
To apply for this job please visit job-boards.greenhouse.io.
Explore Astranis online
Working in San Francisco, California
San Francisco, officially the City and County of San Francisco, is the fourth-most populous city in California and the 17th-most populous in the United States, with a population of 826,079 in 2025. Among U.S. cities with a population of 200,000 or more, San Francisco is ranked first by per capita income, second by population density, and sixth by aggregate income as of 2024. Some 4.6 million residents live in the city's metropolitan statistical area, which is the 13th-largest in the United States. Around 9.2 million live in the San Jose–San Francisco–Oakland combined statistical area, the fift
California is a U.S. state in the Western United States that lies on the Pacific Coast. It borders Oregon to the north, and Nevada and Arizona to the east; it also shares an international border with the Mexican state of Baja California to the south. With over 39 million residents across an area of 163,696 square miles (423,970 km2), it is the largest U.S. state by population and third-largest by
Source: Wikipedia (state)
Market context
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