Jobs with Startups

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ARK Venture Fund portfolio jobs | Jobs with Startups

ARK Venture Fund

ARK Venture Fund

Portfolio companies and open roles backed by ARK Venture Fund.

1 startup

86 open jobs

Venture capital

Jobs with Startups © 2026

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AI

86 portfolio jobs

Radiant· Energy

Full-time

Nuclear Engineer, Sensors

On-site

Engineering

El Segundo, CA

1d ago

On-site

Full-time

Radiant· Energy

Full-time

Software Engineer (HIL)

On-site

Engineering

El Segundo, CA

1w ago

On-site

Full-time

Radiant· Energy

Full-time

Senior Structural Engineer – Concrete & Precast Design

On-site

Engineering

El Segundo, CA

1w ago

On-site

Full-time

Radiant· Energy

Full-time

Risk & Compliance Lead

On-site

Operations

El Segundo, CA

1w ago

On-site

Full-time

Radiant· Energy

Full-time

Structured Finance Manager

On-site

Operations

El Segundo, CA

1w ago

On-site

Full-time

Radiant· Energy

Full-time

Senior Nuclear Thermal-Hydraulics Engineer

On-site

Engineering

El Segundo, CA

1w ago

On-site

Full-time

Radiant· Energy

Full-time

Nuclear Engineer, Core Physics

On-site

Engineering

El Segundo, CA

2w ago

On-site

Full-time

Radiant· Energy

Full-time

Technical Recruiter - 2026 New Graduate

On-site

Operations

El Segundo, CA

2w ago

On-site

Full-time

Radiant· Energy

Full-time

Senior Software Engineer, HPC DevOps

On-site

Engineering

El Segundo, CA

2w ago

On-site

Full-time

Radiant· Energy

Full-time

Strategic Sourcing Manager

On-site

Operations

El Segundo, CA

2w ago

On-site

Full-time

Radiant· Energy

Full-time

Regulatory Program Manager

On-site

Operations

El Segundo, CA

2w ago

On-site

Full-time

Radiant· Energy

Full-time

Mechanical Engineer, Motor Design - 2026 New Graduate

On-site

Engineering

El Segundo, CA

3w ago

On-site

Full-time

Radiant· Energy

Full-time

Senior Test Engineer, Mechanical/Fluids

On-site

Engineering

El Segundo, CA

3w ago

On-site

Full-time

Radiant· Energy

Full-time

Test Engineer, Mechanical/Fluids

On-site

Engineering

El Segundo, CA

4w ago

On-site

Full-time

Radiant· Energy

Full-time

Business Development Manager

On-site

Operations

El Segundo, CA

1mo ago

On-site

Full-time

Radiant· Energy

Full-time

Supply Reliability Engineer

On-site

Operations

El Segundo, CA

1mo ago

On-site

Full-time

Radiant· Energy

Full-time

Senior Manager, Power Systems

On-site

Engineering

El Segundo, CA

1mo ago

On-site

Full-time

Radiant· Energy

Full-time

CNC Machinist

On-site

Engineering

El Segundo, CA

1mo ago

On-site

Full-time

Radiant· Energy

Full-time

Reactor Operations Training Specialist

On-site

Engineering

El Segundo, CA

1mo ago

On-site

Full-time

Radiant· Energy

Full-time

Facilities Technician - Electrical

On-site

Operations

El Segundo, CA

1mo ago

On-site

Full-time

Radiant· Energy

Full-time

Senior Equipment Engineer

On-site

Engineering

El Segundo, CA

1mo ago

On-site

Full-time

Radiant· Energy

Full-time

Senior Manager, Embedded Systems Engineering

On-site

Engineering

El Segundo, CA

1mo ago

On-site

Full-time

Radiant· Energy

Full-time

Reactor Operations Enablement Engineer

On-site

Engineering

El Segundo, CA

1mo ago

On-site

Full-time

Radiant· Energy

Full-time

Engineering Manager, Integration & Test

On-site

Engineering

El Segundo, CA

1mo ago

On-site

Full-time

Radiant· Energy

Full-time

Business Development Associate

On-site

Operations

Washington, D.C.

1mo ago

On-site

Full-time

Radiant· Energy

Full-time

Investor Relations Director

On-site

Operations

El Segundo, CA

1mo ago

On-site

Full-time

Radiant· Energy

Full-time

Senior Mechanical Engineer, Mechanisms

On-site

Engineering

El Segundo, CA

1mo ago

On-site

Full-time

Radiant· Energy

Full-time

Principal Electrical Engineer, Integration & Test

On-site

Engineering

El Segundo, CA

1mo ago

On-site

Full-time

Radiant· Energy

Full-time

Media Relations Director

On-site

Operations

El Segundo, CA

1mo ago

On-site

Full-time

Radiant· Energy

Full-time

Certification Engineer

On-site

Operations

El Segundo, CA

1mo ago

On-site

Full-time