Radiant Nuclear | hardware, manufacturing, environment | Standout | Standout

Radiant Nuclear

Making Nuclear Power Portable.

El Segundo, California, United States

400 employees

hardware, manufacturing, environment

Growth · $518.0M

Founded 2020

Website

About Radiant Nuclear

Radiant is building the world’s first mass-produced portable nuclear microreactors. The company’s first reactor, Kaleidos, is a 1 MW failsafe microreactor that can be transported anywhere power is needed. Founded in 2020, Radiant plans to test its first reactor in 2026, with initial customer deployments beginning in 2028.

Open positions (4)

Engineering Manager, Electronics

El Segundo, United States

Full-time

StandoutYBacked by Y Combinator · P26

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Company details

Team Size400

LocationEl Segundo, California, United States

Industryhardware, manufacturing, environment

Funding

Total raised

$518.0M

Last stage

Growth

Investors

Draper Associates

Boost VC

Andreessen Horowitz

Founders Fund

DCVC

Founders

Doug Bernauer

Co-founded Radiant in 2020 alongside Bob Urberger. Previously spent 12 years at SpaceX, including leading Avionics for the Grasshopper rocket program. Studied Electrical Engineering at Case Western Reserve University.

Bob Urberger

Co-founded Radiant in 2020 with Doug Bernauer. Also a former SpaceX engineer; the two met and worked together there before starting Radiant.

What happens next.

No applications, no recruiter spam. Just the intro.

Confirm the fit

A few questions to make sure this role is the right shape for you. Two minutes.

I pitch you to the company

I write the intro, send it to the founder, and handle the back-and-forth.

A meeting lands on your calendar

If they’re a yes, I book the chat. You show up — that’s the whole job-hunt.