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 / ATDM

Company: BAE Systems

Location: Jacksonville, FL

Posted Oct 23, 2025

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

Customer Service Specialist

Company: Quality 1st Basement Systems

Location: Cliffwood, NJ

Posted Oct 22, 2025

Ability to handle a high volume of inbound and outbound calls. Answer inbound calls, set sales appointments, set annual maintenance or customer warranty service…

Welder (3rd shift)

Company: BAE Systems

Location: San Diego, CA

Posted Oct 18, 2025

Able to use hand tools and power tools safely and efficiently. Our leave programs include paid time off, paid holidays, as well as other types of leave,…

Associate II, Customer and Branch Operations

Company: Controlled Products Systems Group, Inc.

Location: San Jose, CA

Posted Oct 22, 2025

A successful incumbent is expected to (i) Maintain heavy daily telephone contact with external and internal customers regarding product information,.

Security Officer - Critical Infrastructure

Company: Inter-Con Security Systems

Location: La Mesa, CA

Posted Oct 20, 2025

Access control of all entries by employees, vendors, contractors, visitors, etc. Graduate of a Police or Corrections Academy (must be POST certified), and one (…

UN Commercial Driver

Company: Lakeshore Recycling Systems LLC

Location: Chicago, IL

Posted Oct 22, 2025

Must not have any license suspensions within the last 2 years. Operate vehicle in accordance with Lakeshore Waste Services safety and Life Critical Rules, OSHA…

Fabrication Welder / ATDM

Company: BAE Systems

Location: Jacksonville, FL

Posted Oct 22, 2025

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

Electrician Journeyperson (3rd Shift)

Company: BAE Systems

Location: San Diego, CA

Posted Oct 18, 2025

Our leave programs include paid time off, paid holidays, as well as other types of leave, including paid parental, military, bereavement, and any applicable…

Senior Tax Manager – Settlement Fund Compliance

Company: ARCHER Systems, LLC

Location: Dallas, TX

Posted Oct 20, 2025

Liaise with the India-office Tax Manager to ensure processes and procedures are in place to remain in compliance with all relevant tax regulations including…

Armed Security Officer

Company: Inter-Con Security Systems

Location: San Diego, CA

Posted Oct 20, 2025

Sign in all visitors, contractors, and vendors while maintaining a secure and welcoming environment. Maintain excellent customer service by treating all…

Welder (2nd shift)

Company: BAE Systems

Location: San Diego, CA

Posted Oct 18, 2025

Able to use hand tools and power tools safely and efficiently. Our leave programs include paid time off, paid holidays, as well as other types of leave,…

Pipe Welder

Company: BAE Systems

Location: Jacksonville, FL

Posted Oct 18, 2025

Our leave programs include paid time off, paid holidays, as well as other types of leave, including paid parental, military, bereavement, and any applicable…

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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