BUILDLIST

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BUILDLIST/ANTARES

Antares

Deploys kilowatt-scale fission reactors.

Energy & ClimateSeries B

HQ

Redondo Beach, CA

Founded

2023

Employees

21-50

Total Raised

$134.2M

Last Round

Series B

Last Round Date

Dec 2025

Founders

Jordan Bramble, Julia DeWahl

28 jobs

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Job Types

Experience Levels

Metro

Open Positions (28)

Energy & Climate📋 Product, Programs, & Systems · Senior

Senior Systems Engineer - Electric Motors

Energy & Climate⚙️ Mechanical & Physical Systems · Senior

Energy & Climate🏭 Manufacturing & Production · Senior

Senior Quality Inspector

Energy & Climate📦 Supply Chain & Procurement · Senior

Supply Chain Engineer II / Sr. Supply Chain Engineer

Energy & Climate⚙️ Mechanical & Physical Systems · Senior

Senior Mechanical Design Engineer - Cover Gas Systems

Energy & Climate✅ Test, Quality, & Reliability · Senior

Environmental Health & Safety (EHS) Lead

Energy & Climate✅ Test, Quality, & Reliability · Senior

Test Engineer II / Senior Test Engineer

Energy & Climate⚙️ Mechanical & Physical Systems · Mid-Level

Radiation Shielding Engineer

Energy & Climate⚡ Electrical & Firmware · Mid-Level

Electrical Engineer

Energy & Climate⚙️ Mechanical & Physical Systems · Senior

Senior Thermo - Mechanical Engineer (Responsible Heat Pipe Engineer)

Energy & Climate👥 Business & People Ops · Manager

Government Affairs Manager

Energy & Climate🏭 Manufacturing & Production · Mid-Level

Test Technician

Energy & Climate🏭 Manufacturing & Production · Manager

Manager, Manufacturing Engineering

Energy & Climate📑 Finance, Legal, & Compliance · Mid-Level

Licensing / Safety Basis Engineer

Energy & Climate⚙️ Mechanical & Physical Systems · Intern

Summer 2026 Engineering Internship

Energy & Climate🤖 AI & Autonomy · Senior

Senior Nuclear Engineer

Energy & Climate👥 Business & People Ops · Senior

Senior Technical Recruiter - Hardware

Energy & Climate📑 Finance, Legal, & Compliance · Director

Head of Finance

Energy & Climate🏭 Manufacturing & Production · Mid-Level

Energy & Climate📋 Product, Programs, & Systems · Mid-Level

Mission Engineer

Energy & Climate✅ Test, Quality, & Reliability · Mid-Level

Build Quality Engineer II

Energy & Climate⚡ Electrical & Firmware · Senior

Nuclear Instrumentation and Controls Test Engineer

Energy & Climate🏭 Manufacturing & Production · Mid-Level

Manufacturing Engineer

Energy & Climate⚙️ Mechanical & Physical Systems · Senior

Senior Mechanical Design Engineer - Reactivity Controls

Energy & Climate📑 Finance, Legal, & Compliance · Mid-Level

Licensing / Safety Basis Engineer

Energy & Climate🎨 Marketing & Design · Manager

Communications Manager

Washington, D.C.

Energy & Climate⚙️ Mechanical & Physical Systems · Mid-Level

Materials Engineer II

Energy & Climate⚙️ Mechanical & Physical Systems · Mid-Level

Structural Analyst