engineering
Posted Jul 1, 2025Senior Radiation Effects Engineer
at Astranis
San Francisco, United StatesOn-site
Responsibilities
- Design fault tolerant electrical systems for operating in a radiation environment
- Simulate and model the GTO and GEO radiation environments
- Coordinate and run radiation testing campaigns to upscreen components
- Integrate these systems into the spacecraft by working closely with the rest of the team
- Support other electrical design, bringup, and test activities
Requirements
- Bachelor of Science degree in nuclear engineering, electrical engineering, physics, or equivalent technical field
- Experience with the Geostationary radiation environment (TID, SEE, DDD) •
- Experience with designing for and testing for radiation effects •
- Experience in testing analog and digital circuits •
- Experience with high reliability systems
- Experience running tests at radiation labs •
- Experience with designing dosimeter circuits ECAD + MCAD
Benefits
- 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 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.
- US Citizenship or Green Card Bonus
- What we offer: All our positions offer a compensation package that includes equity and robust benefits.
- 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.
- Astranis pay ranges are informed and defined through professional-grade salary surveys and compensation data sources.
- The actual base salary offered to a successful candidate will additionally be influenced by a variety of factors including experience, credentials & certifications, educational attainment, skill level requirements, and the level and scope of the position.
- Base Salary $160,000 — $235,000 USD U.S.
Additional details
- 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.
- Astranis is the preferred satellite communications partner for buyers with stringent
- requirements for uptime, data security, network visibility, and customization.
- Astranis designs, builds, and operates its satellites out of its 153,000 sq. ft. headquarters in Northern California, USA.
- As our Senior Radiation Effects Engineer you will be responsible for characterization of radiation environments for our missions and testing analysis for our spacecraft.  This position requires hands-on
- experience validating parts for radiation environments specific to aerospace. Role
- Work with the structures team to determine the proper shielding levels across the spacecraft
- Assist in recruiting, interviewing, and hiring additional teammates to our rapidly-growing team. Requirements
- A passion for hardware development, including working in a fast-paced environment and hands-on design and development •