EngRadardirect-apply
87 open roles · as of 2026-08-10

Radiant

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

As of 2026-08-10, Radiant has 87 open roles, -1 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
87
Net · 28 days
-1
Momentum
accelerating
Median days open
28

Scaling now

Most new openings in the last 28 days: engineering (19), data analytics (2), legal (1).

Open roles by function

engineering60other10operations5trades field2sales2data analytics2people hr2marketing1customer1legal1finance1

Seniority

senior38unspecified32principal7director5junior5

Open roles · engineering 60

all engineering 60 other 10 operations 5 trades field 2 sales 2 data analytics 2 people hr 2 marketing 1 customer 1 legal 1 finance 1

Loads & Dynamics Engineer

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

El Segundo, CA nuclearenergy
$106k–$146k 5d ago

Nuclear Engineer

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

El Segundo, CA nuclearenergy
$106k–$146k 5d ago

Nuclear Engineer, Sensors

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

El Segundo, CA nuclearenergy
$106k–$146k 5d ago

Senior Nuclear Engineer

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

El Segundo, CA nuclearenergy
$133k–$184k 5d ago

Lead Nuclear Engineer

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

El Segundo, CA nuclearenergy
$140k–$237k 5d ago

Senior Thermal Engineer

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

El Segundo, CA nuclearenergy
$139k–$224k 5d ago

Senior Equipment Engineer

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

El Segundo, CA nuclearenergy
$133k–$184k 1mo ago