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.

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. Senior Radiation Effects Engineer As a Senior Radiation Effects Engineer, you will support the radiation hardness assurance (RHA) strategy.

, leading circuit-level mitigation designs, and overseeing advanced testing to ensure our electrical systems survive the harshest orbits. This senior position requires technical leadership, hands-on expertise in circuit design, and a proven track record of validating high-reliability electrical components for space environments.

Bachelor of Science degree in Electrical Engineering (EE) or equivalent technical field (with an emphasis on electronics and semiconductor physics) Extensive professional experience in hands-on electrical hardware design, development, and troubleshooting in a fast-paced space or high-reliability environment Deep technical understanding of the Geostationary radiation environment and its specific degradation mechanisms on electronic components (**TID, SEE, DDD**) Expert-level experience in testing, debugging, and analyzing complex analog, digital, and mixed-signal circuits using standard lab equipment Demonstrated experience leading technical projects and managing the risk profile of high-reliability electrical hardware systems US Citizenship or Green Card Bonus Experience delivering flight-qualified, mission-critical electrical designs for space radiation environments Background in electromagnetic design and its interaction with radiation environments Established relationships with radiation test facilities and experience directing heavy-ion or proton testing campaigns High proficiency with ECAD tools for schematic capture and PCB layout (e.g., Altium Designer) and familiarity with MCAD workflows (Solidworks)

What We Offer

: All our positions offer a

Compensation

package that includes equity and robust

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.

Benefits

Base pay is just one component of Astranis’s total rewards package.