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BUILDLIST/COMMONWEALTH FUSION

Commonwealth Fusion

Builds fusion energy systems.

Energy & ClimateSeries B

HQ

Devens, MA

Founded

2018

Employees

1,001-5,000

Total Raised

$3.0B

Last Round

Series B

Last Round Date

Aug 2025

Founders

Martin Greenwald, Dan Brunner, Robert Mumgaard

6 jobs

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Job Types

Experience Levels

Open Positions (6)

Commonwealth Fusion

Energy & Climate📋 Product, Programs, & Systems · Staff / Principal

Principal Technical Project Manager

Commonwealth Fusion

Energy & Climate💻 Software & Data · Senior

Senior Control Software Engineer

Commonwealth Fusion

Energy & Climate⚙️ Mechanical & Physical Systems · Senior

Senior Multiphysics Modeler

Commonwealth Fusion

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

Senior Financial Analyst

Commonwealth Fusion

Energy & Climate👥 Business & People Ops · Director

Senior Director of Facilities, Maintenance, and Construction

Commonwealth Fusion

Energy & Climate🏭 Manufacturing & Production · Mid-Level

Assembly Process Engineer - Contract