EngRadardirect-apply
77 open roles · as of 2026-06-28

Radiant

What Radiant is hiring for and where it's growing — measured from live, direct-apply postings on their own careers page.

As of 2026-06-28, Radiant has 77 open roles, +20 net over 28 days — accelerating. Radiant is an El Segundo, CA-based startup building the world’s first mass-produced, portable nuclear microreactors.

Active roles
77
Net · 28 days
+20
Momentum
accelerating
Median days open
16

Scaling now

Most new openings in the last 28 days: engineering (17), other (6), operations (2).

Open roles by function

engineering55other8operations4people hr2finance2marketing2data analytics2sales1customer1

Seniority

senior35unspecified24principal7junior6director4executive1

Open roles 77

all engineering 55 other 8 operations 4 people hr 2 finance 2 marketing 2 data analytics 2 sales 1 customer 1

Senior Equipment Engineer

Radiant · Radiant is an El Segundo, CA-based startup building the world’s …

El Segundo, CA nuclearenergy
$133k–$184k 3d ago

Cost Accounting Manager

Radiant · Radiant is an El Segundo, CA-based startup building the world’s …

El Segundo, CA nuclearenergy
$115k–$168k 7d ago

Quality Systems Engineer

Radiant · Radiant is an El Segundo, CA-based startup building the world’s …

El Segundo, CA nuclearenergy
$133k–$190k 10d ago

Social & Content Manager

Radiant · Radiant is an El Segundo, CA-based startup building the world’s …

El Segundo, CA nuclearenergy
$115k–$168k 13d ago

Media Relations Director

Radiant · Radiant is an El Segundo, CA-based startup building the world’s …

El Segundo, CA nuclearenergy
$154k–$256k 16d ago

Certification Engineer

Radiant · Radiant is an El Segundo, CA-based startup building the world’s …

El Segundo, CA nuclearenergy
$133k–$190k 17d ago

Senior Accounting Manager

Radiant · Radiant is an El Segundo, CA-based startup building the world’s …

El Segundo, CA nuclearenergy
$115k–$168k 17d ago

Senior Test Engineer

Radiant · Radiant is an El Segundo, CA-based startup building the world’s …

El Segundo, CA nuclearenergy
$133k–$184k 26d ago

Radiant hiring FAQ

How many open roles does Radiant have?
Radiant has 77 open direct-apply roles right now (+20 net over the last 28 days), measured daily from its own careers page — no recruiters, no reposts.
Is Radiant hiring remotely?
Radiant lists few or no explicitly remote roles right now.
What is Radiant hiring for?
Radiant is mostly hiring in engineering, other, operations.
Where is Radiant hiring?
Top locations right now: CA, D.C., TN.