Jobs at Commonwealth Fusion Systems

822,525 open positions

Commonwealth Fusion Systems (CFS) is a high-temperature superconductor-driven fusion startup founded by MIT's plasma physicist Dr. Ronald C. M. Anderson. CFS partners with the Princeton Plasma Physics Laboratory to build the SPARC tokamak, aiming to produce a net-positive fusion power plant in a footprint smaller than a football field. The company is known for pushing the limits of superconducting magnet technology and accelerating the timeline toward commercial fusion energy.

CFS hires across a spectrum of technical and business disciplines: plasma physicists, superconducting magnet engineers, mechanical and electrical engineers, software developers for real-time control, data scientists analyzing experimental diagnostics, and manufacturing specialists for magnet fabrication. Candidates can expect a highly collaborative, research-driven environment where interdisciplinary teamwork is essential, along with access to cutting-edge facilities and the chance to influence a breakthrough technology.

Job Transparency’s listings for CFS provide instant visibility into salary ranges, benefits, and employee sentiment. By comparing the disclosed pay against industry benchmarks and reading real reviews, job seekers can negotiate better offers and assess whether the company’s culture aligns with their values—making the application process more informed and efficient.

Customer Service Representative III

Company: ​Strategic Data Systems

Location: Other US Location

Posted Jan 30, 2025

Naval Support Activity MidSouth in Millington, TN is seeking a Customer Service Representative with a Secret clearance. The role involves assisting Navy Sailors and their families, resolving inquiries via various channels, and utilizing essential software applications. The ideal candidate should have customer service experience, CRM knowledge, and strong communication skills. The position offers opportunities for growth and requires flexibility to work nights and weekends.

Low Voltage Switchgear Technician

Company: Crusoe Energy Systems

Location: Tulsa, OK

Posted Jan 30, 2025

Crusoe is a leading AI-first cloud infrastructure company, recognized for its reliable and high-performance AI platform. The company is committed to sustainable technology and is currently seeking a Low Voltage Switchgear Assembly Technician. The role involves assembling and testing critical electrical components for AI data centers, ensuring quality and reliability. The ideal candidate should have 2+ years of experience in low voltage switchgear assembly, strong understanding of electrical principles, and excellent attention to detail. The company offers competitive pay, Restricted Stock Units, comprehensive health insurance, and other benefits.

Engineering Intern (Mechanical/Machining/Fabrication) - Summer 2025

Company: BAE Systems, Inc.

Location: Other US Location

Posted Jan 30, 2025

The Engineering Intern will work with the Mechanical Engineering Design team in Southern Maryland, designing and fabricating installation kits for electronic equipment on US Navy vessels. The position requires a high school diploma, at least two years of college coursework in Mechanical Engineering, proficiency in CAD software, mechanical aptitude, and the ability to use hand tools. The role is temporary, with no monetary relocation assistance, but eligible for benefits like a 401k savings plan, medical benefits, and insurance. BAE Systems, the employer, is an equal opportunity employer offering inspired work in defense intelligence and security solutions.

Robotic Welding Operator - Weekend - First Shift

Company: Commonwealth Fusion Systems

Location: Other US Location

Posted Jan 30, 2025

Commonwealth Fusion Systems is a leading fusion energy company in the US, having raised over $2 billion in capital since 2018. They are seeking experienced Robotic Welding Operators to join their team and contribute to the development of commercially viable fusion power plants. The role involves operating robotic weld equipment, maintaining and adjusting programs, monitoring weld quality, and ensuring safety standards. The ideal candidate should have a minimum of 3 years of manufacturing experience, proficiency in GTAW and GMAW, and a solid understanding of production methods. Bonus points are given for experience with robotic arc welding safety standards, welding for pressure vessel and nuclear applications, and AWS QC19 CRAWO or CRAWT certification.

Staff Accountant

Company: Crusoe Energy Systems

Location: Colorado, CO

Posted Jan 30, 2025

Crusoe is a leading AI-first cloud infrastructure company, recognized for its reliable and high-performing AI platform. The company is committed to sustainable technology and is seeking a detail-oriented Staff Accountant to join its Finance team. The role involves maintaining financial records, managing accounts receivable, and collaborating with cross-functional teams. The ideal candidate should have a Bachelor's degree in Accounting or Finance, 3+ years of experience in general ledger accounting, and proficiency in Microsoft Excel and accounting software. The company offers competitive compensation, benefits, and opportunities for professional growth.

Robotic Welding Operator - Weekend - Second Shift

Company: Commonwealth Fusion Systems

Location: Other US Location

Posted Jan 30, 2025

Commonwealth Fusion Systems is a leading fusion energy company in the US, having raised over $2 billion in capital since 2018. They are seeking experienced Robotic Welding Operators to join their team and contribute to the development of commercially viable fusion power plants. The role involves operating robotic weld equipment, maintaining and adjusting programs, monitoring weld quality, and ensuring safety standards. The ideal candidate should have a minimum of 3 years of manufacturing experience, proficiency in GTAW and GMAW, and a solid understanding of production methods. Bonus points are given for experience with robotic arc welding safety standards, welding for pressure vessel and nuclear applications, and AWS QC19 CRAWO or CRAWT certification.

Receiving Inspector (advanced level)

Company: BAE Systems, Inc.

Location: Louisville, KY

Posted Jan 30, 2025

BAE Systems is seeking a Receiving Inspector for its Louisville, Kentucky site. The Inspector will perform in-process and final acceptance inspections of complex components, using various precision instruments and testing devices. The role involves analyzing documentation, working with MIL SPECs, and communicating with various levels of personnel. The ideal candidate should have in-depth knowledge of receiving inspection processes, skills in using precision layouts and measuring instruments, and experience reading complex drawings. The position requires long periods of standing, stooping, bending, reaching, and climbing, and occasionally lifting up to 40 pounds. BAE Systems offers a range of benefits, including health, dental, and vision insurance, a 401k savings plan, and disability coverage.

Staff Accountant (Internal)

Company: Crusoe Energy Systems

Location: Colorado, CO

Posted Jan 30, 2025

Crusoe is a leading AI-first cloud infrastructure company, recognized for its reliable and high-performing AI platform. The company is committed to sustainable technology and climate-friendly data centers. They are seeking a detail-oriented Staff Accountant with 3+ years of GL accounting experience for their Arvada office. The role involves managing AR, month-end close procedures, journal entries, and GL reconciliations. The ideal candidate should be a self-starter, proficient in Excel, and comfortable with accounting software. Benefits include competitive pay, RSU, health insurance, parental leave, and a comprehensive benefits package.

Chief JavaScript Developer

Company: EPAM Systems

Location: Tacuarembó, Uruguay

Posted Jan 30, 2025

Compass Call Aircraft Equipment Maintenance Technician

Company: BAE Systems, Inc.

Location: Tucson, AZ

Posted Jan 30, 2025

BAE Systems is seeking a highly skilled and motivated individual to join their team as a Compass Call Aircraft Maintenance Equipment Technician. The role involves the inception inspection, accountability, and serviceability of all assigned tools and equipment. The candidate will also coordinate, develop, and maintain functions for assigned programs to meet Air Force, local base, FAA, and OSHA compliance. The position requires US citizenship, an active DoD Secret security clearance, and experience with a tool control program. The company offers a competitive salary range, comprehensive benefits, and opportunities for career growth.

Project Coordinator - Modernization

Company: BAE Systems, Inc.

Location: Other US Location

Posted Jan 30, 2025

BAE Systems, a leading defense contractor, is hiring Project Specialists to work on industrial construction projects. The role involves monitoring projects, identifying risks, and coordinating overall execution. The ideal candidate should have a background in industrial construction programs, strong attention to detail, and computer proficiency. BAE Systems offers competitive pay, comprehensive benefits, and opportunities for professional growth.

Frequently Asked Questions

What is it like to work at Commonwealth Fusion Systems?
Work at CFS is fast-paced yet collaborative, with a strong emphasis on scientific rigor and engineering excellence. Teams blend plasma physics, superconducting magnet design, and software control into a single project, creating a culture where interdisciplinary problem-solving is routine. Employees often cite the chance to contribute to a technology that could reshape global energy and the supportive environment that encourages continuous learning.
What types of positions are available at Commonwealth Fusion Systems?
CFS offers roles from entry-level to senior across engineering, physics, software, data science, manufacturing, supply-chain, and business development. Typical titles include Plasma Physicist, Superconducting Magnet Engineer, Mechanical Engineer, Electrical Engineer, Control Systems Software Engineer, Data Scientist, Manufacturing Technician, and Project Manager. The company values both deep technical expertise and the ability to collaborate across disciplines.
How can I stand out as an applicant for Commonwealth Fusion Systems?
Demonstrate hands-on experience with superconductors, plasma diagnostics, or magnetic confinement systems. Highlight interdisciplinary projects where you bridged physics, engineering, and software, and quantify measurable outcomes. Show familiarity with high-temperature superconductor materials, cryogenic systems, or tokamak operations. Provide a portfolio of code, publications, or design work, and articulate how your vision aligns with CFS’s goal of achieving commercial fusion power.

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