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.

Software Engineer-Simulation, Integration and Test

Company: York Space Systems

Location: Greater Denver Area

Posted Feb 01, 2025

York Space Systems, a leading aerospace company, is seeking a passionate candidate with an Aerospace and Software background to join their Simulation Integration and Test (SIT) team. The ideal candidate will develop features and bug fixes for SIT products, translate high-level designs into code, and support test-driven development for spacecraft flight software, ground software, and space vehicle integration. The role involves creating documentation, maintaining CICD pipelines, and communicating complex topics to non-technical audiences. The company offers a comprehensive benefits package and is committed to equal employment opportunities.

Network Administrator

Company: ​Strategic Data Systems

Location: Other US Location

Posted Feb 01, 2025

Strategic Data Systems is hiring a Network Administrator for NSWC Panama City Division RTDampE. The role involves managing and monitoring DoD networks in a Cisco environment, requiring extensive knowledge of Cisco products and network management tools. The ideal candidate should have strong organizational and managerial skills, project management abilities, and experience with various network technologies. Desired certifications include CompTIA Security+, CCNA, and CCNP. Strategic Data Systems is committed to equal employment opportunities and prohibits discrimination.

Product Marketing Manager

Company: Second Front Systems

Location: Remote

Posted Feb 01, 2025

Second Front Systems, a rapidly growing and innovative company in technology and national security, is seeking a skilled Product Marketing Manager. The ideal candidate will have a strong technical background, excellent communication skills, and experience in SaaS, DevSecOps, and product-led growth strategies. They will develop a comprehensive product marketing strategy, manage product launches, and collaborate with cross-functional teams. The company offers competitive benefits, including a full-time role, healthcare coverage, 401k, wellness perks, equity incentive, and flexible paid time off.

Systems Engineer - Mission Operations Lead

Company: York Space Systems

Location: Greater Denver Area

Posted Feb 01, 2025

York Space Systems is seeking a Systems Engineer Mission Operations Lead. The role involves acting as the mission operations focal point, leading the development of mission operations plans, supporting customer communication, performing on-console spacecraft operations tasks, and leading a team during launch and commissioning activities. The ideal candidate should have a BS degree in engineering or a relevant technical field, working knowledge of satellite operations, and ability to work off hours and weekends. York Space Systems offers a comprehensive benefits package.

DoD Security Accreditations Specialist

Company: Second Front Systems

Location: Remote

Posted Feb 01, 2025

Second Front Systems 2F is seeking a DoD Security Accreditation Specialist to join their mission-driven team. The role involves preparing software accreditation packages, reviewing the Risk Management Framework, and creating associated administrative requirements. The position requires US citizenship due to government contract requirements. The ideal candidate will have familiarity with NIST 80053 or FEDRAMP, OSCAL Compliance Automation & Implementation Experience, and a strong interest in national security. The company offers competitive benefits including healthcare, 401k, wellness perks, equity incentive plan, and flexible paid time off.

Senior DevOps Engineer (Kubernetes)

Company: Ajax Systems

Location: Other US Location

Posted Jan 31, 2025

Ajax Systems, a European security technology company founded in 2011, is seeking a Senior DevOps Engineer with 3+ years of Kubernetes and AWS EKS experience. The role involves managing Kubernetes, migrating from EC2 to Kubernetes, building new CI/CD pipelines, and ensuring cost optimization and security best practices. The company offers a flexible, collaborative work environment, opportunities to influence product creation, and the chance to work on a global, useful product.

Senior Product Manager, Frontier

Company: Second Front Systems

Location: Remote

Posted Feb 01, 2025

Second Front Systems 2F is seeking a Senior Product Manager for the Frontier product line. The role involves developing and communicating a product vision, collaborating with federal and commercial customers, staying updated on industry trends, working with cross-functional teams, and ensuring compliance with federal security standards. The ideal candidate should have 10+ years of product management experience, preferably in SaaS, defense tech, or cloud-based platforms, with a strong understanding of cloud infrastructure, DevSecOps, and security frameworks in the defense ecosystem. The role offers a competitive salary, comprehensive healthcare benefits, equity incentives, and flexible work arrangements.

Oracle ERP Lead

Company: York Space Systems

Location: Greater Denver Area

Posted Jan 31, 2025

York Space Systems, an innovative aerospace company, is seeking an experienced ERP Lead to oversee the maintenance and optimization of their Oracle Fusion ERP systems. The role involves planning and executing ERP-related projects, leading system implementations, managing a production team, and ensuring data accuracy. The ideal candidate should have a degree in IT or related field, proven ERP management experience, strong business process understanding, excellent project management skills, and hands-on experience with Oracle Cloud. Benefits include medical, dental, vision insurance, PTO, and a 401K. The company is committed to equal employment opportunities.

Fiscal Accounting Technician

Company: ADNET Systems, Inc.

Location: Other US Location

Posted Feb 01, 2025

AdNet Account Net Inc, an 8a WOSB LGBTE and WBE owned management consulting firm, is seeking a Temporary Data Entry Clerk for a Neighborhood Revitalization project in Lanham, MD. The role involves providing data entry services for the Maryland Affordable Housing Trust (MAHT) program, including scanning and entering annual report submissions, reviewing reports for completeness, entering monthly interest payments, reconciling reports, and supporting the Director and Program Officer with administrative tasks. The ideal candidate should have knowledge of Microsoft and Google Suite of Office products, office practices, business English, typing skills, and effective communication abilities. The company values diversity and equality, aiming to build an inclusive team for better work outcomes.

Materials Management Director

Company: York Space Systems

Location: Greater Denver Area

Posted Jan 31, 2025

York Space Systems is seeking a Director of Materials Management to lead Inventory and Production Planning teams, improve processes, and implement KPIs. The role involves coaching team members, ensuring inventory accuracy, and integrating teams into a Materials Management function. The ideal candidate should have a Bachelor's degree in Science or Engineering, 15+ years of relevant experience, and proficiency in Oracle/SAP. The company offers a comprehensive benefits package and is an EEO employer.

Space Systems Technical and Business Development Manager

Company: York Space Systems

Location: Greater Denver Area

Posted Jan 31, 2025

York Space Systems is seeking a Space Systems Technical and Business Development Manager. The role involves defining space systems solutions, collaborating with customers, leading technical trades, and identifying new opportunities. The ideal candidate should be an excellent technical writer, communicator, and presenter with strong business acumen and a proven track record in the space systems markets. A Masters degree, at least 10 years of experience in the space industry, and a TSSCI clearance are desired. York Space Systems offers a comprehensive benefits package and is an equal opportunity employer.

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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