Jobs at Commonwealth Fusion Systems

Positions 822,913

Commonwealth Fusion Systems (CFS) is a private fusion startup founded in 2020 that partners with MIT’s Plasma Science and Fusion Center to build the next generation of fusion reactors. The company focuses on compact, high‑temperature superconducting magnets that enable smaller, cheaper fusion power plants capable of delivering clean electricity at grid‑scale.

CFS recruits across a spectrum of technical and non‑technical roles. Engineers in plasma physics, superconducting magnet design, materials science, and control systems are in high demand, as are software developers, data scientists, and manufacturing specialists. Project managers, procurement, and business development roles also support the growth of the company. Applicants can expect rigorous technical interviews, a collaborative research‑driven culture, and competitive compensation tied to the company’s ambitious milestones.

By browsing Commonwealth Fusion Systems listings on Job Transparency, candidates gain instant access to real salary ranges, employee sentiment scores, and detailed job descriptions. This transparency allows you to benchmark offers, negotiate confidently, and identify roles that match your skill set and career goals.

Fabrication Welder

Company: BAE Systems

Location: Jacksonville, FL

Posted Oct 18, 2025

Other tasks include the welding of outfitting items such as electrical cableways, brackets, watertight hatches/doors and many other components in accordance…

Manual Machinist - Valve Technician

Company: BAE Systems

Location: Jacksonville, FL

Posted Oct 18, 2025

Willingness and ability to use personal machinist and mechanical tools. Ability to read and interprit blueprints/technical drawings.

Solutions Architect

Company: BAE Systems

Location: San Diego, CA

Posted Oct 17, 2025

Typically a Bachelor’s degree in Software Engineering or Computer Science or engineering field of study plus 12 years of experience in software development or…

CNC Machinist & Programmer

Company: EPSILON SYSTEMS

Location: San Diego, CA

Posted Oct 17, 2025

Uses turning tools, boring bars, insert drills, reamers, inside groovers, outside groovers, part off tools, and threading tools.

Labor & Delivery RN-$500 Sign on Bonus

Company: Per Diem Staffing Systems, Inc.

Location: Pleasanton, CA

Posted Oct 16, 2025

Stanford Hospital is seeking a L&D Registered Nurse for a 13-week assignment. Labor & Delivery RN-$500 Sign on Bonus. $500 sign on bonus offered.

Fabrication Welder / UTI - Miramar

Company: BAE Systems

Location: Jacksonville, FL

Posted Oct 18, 2025

Other tasks include the welding of outfitting items such as electrical cableways, brackets, watertight hatches/doors and many other components in accordance…

Fabrication Welder / Tidewater Tech

Company: BAE Systems

Location: Jacksonville, FL

Posted Oct 18, 2025

Other tasks include the welding of outfitting items such as electrical cableways, brackets, watertight hatches/doors and many other components in accordance…

Welder

Company: Nucor Warehouse Systems

Location: Los Angeles, CA

Posted Oct 16, 2025

Position and secure parts, using hoists, cranes, wire, and banding machine hand tools. Must possess the ability to work with hand tools.

Electrical Manager

Company: Custom Mechanical Systems, LLC

Location: El Mirage, AZ

Posted Oct 14, 2025

Valid driver’s license (must be approved as an insurable driver by company’s insurance carrier). Oversee the maintenance and repair of electrical instruments…

Continuous Improvement Engineer

Company: Advanced Ground Systems Engineering

Location: Santa Fe Springs, CA

Posted Oct 17, 2025

Bachelor’s degree in: Bachelor’s degree in Industrial, Manufacturing, Mechanical Engineering or related technical field.

Project Manager

Company: Sign Age Identity Systems, Inc.

Location: Santee, CA

Posted Oct 16, 2025

Valid driver’s license: ability to visit job sites as needed. Sign Age Identity Systems, Inc. is a well established sign contractor specializing in electrical…

Clinical Operations Pharmacist

Company: MedImpact Healthcare Systems

Location: San Diego, CA

Posted Oct 14, 2025

The role is an integral part of designing, developing, and driving the clinical components of their assigned account team’s strategic and financial goals.

Frequently Asked Questions

What is it like to work at Commonwealth Fusion Systems?
Working at Commonwealth Fusion Systems means joining a high‑impact, research‑centric team that tackles the hardest engineering challenges in clean energy. The culture emphasizes rapid prototyping, cross‑disciplinary collaboration, and a flat hierarchy that lets ideas flow from graduate students to senior scientists. Employees routinely attend seminars at MIT, contribute to peer‑reviewed papers, and have the opportunity to co‑author patents.
What types of positions are available at Commonwealth Fusion Systems?
CFS hires for a variety of roles: plasma physics engineers, superconducting magnet designers, materials scientists, control system developers, cryogenic engineers, software engineers, data scientists, manufacturing technicians, quality assurance, supply‑chain analysts, project managers, HR & finance, and business development. Each role supports the company’s goal of scaling fusion power.
How can I stand out as an applicant for Commonwealth Fusion Systems?
Highlight hands‑on experience with high‑temperature superconductors, plasma diagnostics, or fusion‑related simulation tools. Demonstrate a track record of solving complex engineering problems, publish or present at conferences, and show clear alignment with CFS’s mission to democratize fusion energy. A portfolio of code, designs, or experimental results, coupled with strong recommendations from MIT or industry partners, will set you apart.

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