Commonwealth Fusion Systems

Location type

Location

Work type

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Corporate Operations

Engineering

Director of Engineering Operations

On-site — Full-timeDevens, MA

Enterprise Information Systems

Aveva Administrator

Remote — Full-timeDevens, MA

PLM Solutions Architect

Remote — Full-timeDevens, MA

Environmental Health, Safety, and Security

Principal Engineer, Process Safety Management

Hybrid — Full-timeDevens, MA

Principal, Safety Risk Engineer

Hybrid — Full-timeDevens, MA

Safety Engineer

On-site — Full-timeDevens, MA

IT

IT Infrastructure Engineer

On-site — Full-timeMilpitas, CA

OT Infrastructure Engineer

Hybrid — Full-timeDevens, MA

Senior Application Security Engineer

Remote — Full-timeDevens, MA

Senior OT Cybersecurity Engineer

Hybrid — Full-timeDevens, MA

Service Desk Engineer

On-site — Full-timeMilpitas, CA

Operations - Facilities & Construction

Facilities and Maintenance Electrician

On-site — Full-timeDevens, MA

Facilities and Maintenance Technician

On-site — Full-timeDevens, MA

Facilities Project Manager

On-site — Full-timeDevens, MA

Operations - Manufacturing

Controls Engineer

On-site — Full-timeDevens, MA

Electrical Engineer

On-site — Full-timeDevens, MA

Equipment Engineer

On-site — Full-timeDevens, MA

Equipment Engineer

On-site — Full-timeSomerville, MA

Fiber Optic Specialist- Second Shift

On-site — Full-timeSomerville, MA

Lead Manufacturing Engineer

On-site — Full-timeDevens, MA

Lead Production Technician

On-site — Full-timeDevens, MA

Lead Production Technician - Second Shift

On-site — Full-timeDevens, MA

Machinist

On-site — Full-timeDevens, MA

Machinist - Second Shift

On-site — Full-timeDevens, MA

Manufacturing Director

On-site — Full-timeSomerville, MA

Manufacturing Engineer - NPI

On-site — Full-timeDevens, MA

Manufacturing Engineer- Process Engineering - Second Shift

On-site — Full-timeDevens, MA

Mechanical Engineer - Manufacturing

On-site — Full-timeDevens, MA

Mechanical Engineer - Manufacturing

On-site — Full-timeSomerville, MA

Production Inventory Coordinator - Second Shift - Contract

On-site — ContractDevens, MA

Production Technician - First Shift

On-site — Non-exemptDevens, MA

Production Technician - Second Shift

On-site — Full-timeDevens, MA

Production Technician - Second Shift

On-site — Non-exemptSomerville, MA

Production Technician Supervisor

On-site — Full-timeSomerville, MA

Robotic Welding Operator - Second Shift

On-site — Full-timeDevens, MA

Senior Industrial Engineer

On-site — Full-timeDevens, MA

Vice President of Production

On-site — Full-timeDevens, MA

Welder - First Shift

On-site — Full-timeDevens, MA

Welder - Second Shift

On-site — Full-timeDevens, MA

Radiation Protection

Health Physicist - X-Ray and Non-ionizing Radiation

Hybrid — Full-timeDevens, MA

Supply Chain

Category Manager, CapEx

Hybrid — Full-timeDevens, MA

Category Manager, Facilities

On-site — Full-timeDevens, MA

Driver

On-site — Full-timeDevens, MA

Material Handler - Second Shift

On-site — Full-timeDevens, MA

Materials Scheduler

On-site — Full-timeDevens, MA

Procurement Engineer

Hybrid — Full-timeDevens, MA

Senior Buyer - Indirect

On-site — Full-timeDevens, MA

Senior Manager, Planning and Scheduling

Hybrid — Full-timeDevens, MA

Senior Manager, Supply Chain Operations

On-site — Full-timeDevens, MA

Senior Operations Planner

On-site — Full-timeDevens, MA

Senior Supplier Integration Manager - Power

Hybrid — Full-timeDevens, MA

Supplier Integration Manager

Hybrid — Full-timeDevens, MA

Supply Chain Planner

Hybrid — Full-timeDevens, MA

Supply Chain Scheduler

On-site — Full-timeDevens, MA

Transportation Planner

On-site — Full-timeDevens, MA

Welding Engineer

On-site — Full-timeDevens, MA

Engineering

CAD

Director CAD Design Engineering

Hybrid — Full-timeDevens, MA

Nuclear Engineering

Radiation Effects Engineer

On-site — Full-timeDevens, MA

Program Management Office

Senior Technical Project Manager

Hybrid — Full-timeDevens, MA

Senior Technical Project Manager

On-site — Full-timeDevens, MA

Vice President, Project Management Office

On-site — Full-timeDevens, MA

Quality

NDT II Technician - Third Shift

On-site — Non-exemptDevens, MA

Quality Assurance Manager - Construction

On-site — Full-timeDevens, MA

Quality Control Inspector - Second Shift

On-site — Full-timeDevens, MA

Quality Control Inspector - Third Shift

On-site — Full-timeDevens, MA

Quality Engineer

On-site — Full-timeSomerville, MA

Senior Manager – Construction QA/QC

On-site — Full-timeDevens, MA

Software Engineering

Backend Software Engineer

Hybrid — Full-timeDevens, MA

Control Software Engineer - Plant

On-site — Full-timeDevens, MA

Embedded Software Engineer

On-site — Full-timeDevens, MA

Senior Software Engineer - Real-Time Control Systems & Simulation

Hybrid — Full-timeDevens, MA

Structural Engineering

Manager, Structural Engineering

Hybrid — Full-timeDevens, MA

Senior Structural Mechanical Engineer

Hybrid — Full-timeDevens, MA

Systems Engineering

Director of Systems Engineering

On-site — Full-timeDevens, MA

Finance

Accounting

Accounts Payable Specialist

Hybrid — Full-timeDevens, MA

Corporate Controller

Remote — Full-timeDevens, MA

Legal

Executive Team

Chief Legal Officer

Hybrid — Full-timeDevens, MA

Marketing and Communications

Internal Communications

Internal Communications Specialist

Hybrid — Full-timeDevens, MA

People Operations

Operations

Manager, Benefits

Hybrid — Full-timeDevens, MA

Senior Director, People Operations

On-site — Full-timeDevens, MA

Senior Director, People Operations

On-site — Full-timeMilpitas, CA

Talent Acquisition

Senior Talent Acquisition Recruiter - Contract

On-site — ContractMilpitas, CA

Talent Development

Project Manager, Leadership Development

Hybrid — Full-timeDevens, MA

R&D

ARC R&D

Molten Salt Engineer

On-site — Full-timeDevens, MA

Principal Chemical Engineer

On-site — Full-timeDevens, MA

Principal Molten Salt Component Specialist

Remote — Full-timeDevens, MA

Process Engineer

On-site — Full-timeDevens, MA

Senior Chemical Engineer

On-site — Full-timeDevens, MA

Senior Molten Salt Engineer

On-site — Full-timeDevens, MA

Senior Process Engineer

On-site — Full-timeDevens, MA

Senior Salt Operations Engineer

On-site — Full-timeDevens, MA

Materials

Combination Welder

On-site — Non-exemptDevens, MA

Materials Test Engineer

On-site — Full-timeDevens, MA

Materials Test Engineer II

On-site — Full-timeDevens, MA

R&D

Head of Plasma Physics

Hybrid — Full-timeDevens, MA

Scientific Software

Senior Scientific Software Engineer

Remote — Full-timeDevens, MA

SPARC R&D

R&D Fluids Engineer

On-site — Full-timeDevens, MA

R&D Instrumentation and Control Engineer

On-site — Full-timeDevens, MA

R&D Mechanical Test Engineer

Hybrid — Full-timeDevens, MA

R&D Production Test Engineer

On-site — Full-timeDevens, MA

R&D Production Test Operator

On-site — Full-timeDevens, MA

R&D Technical Program Manager

On-site — Full-timeDevens, MA

R&D Technician

On-site — Full-timeDevens, MA

R&D Test Engineer

On-site — Full-timeDevens, MA

Senior Thermal Fluids Engineer/Analyst

Hybrid — Full-timeDevens, MA

Superconductor R&D

Controls Software Engineer

On-site — Full-timeMilpitas, CA

Senior Mechanical Engineer

On-site — Full-timeMilpitas, CA

Senior Technical Project Manager

On-site — Full-timeMilpitas, CA

SPARC Balance of Plant

Construction

Chief Engineer - Plant Design and Engineering

Hybrid — Full-timeDevens, MA

Mechanical Project Engineer

On-site — Full-timeDevens, MA

Electrical Systems

EMC Compliance Engineer

On-site — Full-timeDevens, MA

Lead Electrical Technician

On-site — Full-timeDevens, MA

Lead Electrical Test Engineer

On-site — Full-timeDevens, MA

Senior Electrical Engineer - Battery Storage Systems

On-site — Full-timeDevens, MA

Senior Electrical Engineer - Power Electronics

On-site — Full-timeDevens, MA

Senior Electrical Engineer – Systems Integration

On-site — Full-timeDevens, MA

Plant Instrumentation and Control

Instrument and Control Valve Commissioning Technician

On-site — Full-timeDevens, MA

Process Instrumentation and Control Engineer

On-site — Full-timeDevens, MA

Senior Process Instrumentation and Control Engineer

On-site — Full-timeDevens, MA

Tokamak Interfacing Systems

Senior Manager, Vacuum Systems

Hybrid — Full-timeDevens, MA

SPARC Tokamak Team

Assembly

Senior Assembly Engineer

On-site — Full-timeDevens, MA

Senior Subassemblies Specialist

On-site — Non-exemptDevens, MA

HTS Magnet Engineering

Mechanical Engineer - TF Structures

On-site — Full-timeDevens, MA

Mechanical Engineer - TF Winding Pack

On-site — Full-timeDevens, MA

Mechanical Engineer – Cable Magnets

Hybrid — Full-timeDevens, MA

Senior Mechanical Engineer - HTS Magnet Feeder System

Hybrid — Full-timeDevens, MA

Tokamak Operations

Scientist - Boundary Particle Transport

Hybrid — Full-timeDevens, MA

Tokamak Systems

Diagnostic Engineer

Hybrid — Full-timeDevens, MA

Diagnostic System Owner

Hybrid — Full-timeDevens, MA

Mechanical Engineer - Tokamak Instrumentation

On-site — Full-timeDevens, MA

Mechanical Engineering Manager - Cryostat Structures

Hybrid — Full-timeDevens, MA

Mechanical Engineering Manager - Port Plugs

Hybrid — Full-timeDevens, MA

Senior Mechanical Engineer - Plasma Facing Components

Hybrid — Full-timeDevens, MA

Senior Mechanical Engineer – Antennas

Hybrid — Full-timeDevens, MA

Senior Mechanical Engineer – In-Vessel Coils

Hybrid — Full-timeDevens, MA

Senior RF Antenna Engineer

Hybrid — Full-timeDevens, MA

Internships

Intern - Electromagnetic Engineer - Summer 2025

On-site — Full-timeDevens, MA

Intern - Environmental, Health, Safety and Security - Summer 2025

On-site — Full-timeDevens, MA

Intern - Materials Engineer / Welding Engineer - Summer 2025

On-site — Full-timeDevens, MA

Intern - Mechanical/Manufacturing Engineer - Summer 2025

On-site — Full-timeDevens, MA

Intern - Nuclear Engineer - Summer 2025

On-site — Full-timeDevens, MA

Intern - Operations Engineer - Summer 2025

On-site — Full-timeDevens, MA

Intern - Plant Instrumentation and Control Engineer - Summer 2025

On-site — Full-timeDevens, MA

Intern - Supply Chain Summer 2025

On-site — Full-timeDevens, MA

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