Find Commonwealth Fusion Systems Mid-Level Software Engineer software engineering jobs

Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy, designing and building commercially viable fusion power plants.

Commonwealth Fusion Systems (CFS) is at the forefront of fusion energy development, having raised over $2 billion in capital since 2018. As a Manufacturing Engineer working weekends (Sat, Sun, Mon, 6:00 am - 6:00 pm), you'll play a crucial role in transitioning new products from development to full-scale production. The position involves collaborating with cross-functional teams, developing manufacturing processes, and ensuring quality standards are met.

The role combines hands-on engineering work with strategic planning, requiring expertise in manufacturing processes, Lean principles, and quality control. You'll be responsible for everything from process optimization to training personnel and troubleshooting production issues. The ideal candidate brings strong technical skills, manufacturing experience, and the ability to work effectively in a fast-paced environment.

CFS offers a comprehensive benefits package including competitive compensation with equity, health benefits, and retirement plans. The company values diversity and maintains an inclusive work environment, considering all qualified applicants equally regardless of background. This is an opportunity to join a mission-driven company working on groundbreaking technology that could revolutionize the energy sector.

The position requires physical capabilities such as lifting up to 50 lbs and working with various industrial conditions including heat, cold, noise, and high voltage systems. The weekend schedule and occasional on-call requirements make this ideal for someone seeking a non-traditional work schedule while being part of an innovative team.

Manufacturing Engineer position at Commonwealth Fusion Systems, working weekends to transition new products from R&D to manufacturing, offering competitive salary and benefits.

Manufacturing Engineer - Weekend (Sat, Sun, Mon)

Commonwealth Fusion Systems (CFS) is at the forefront of fusion energy innovation, backed by over $2 billion in capital since 2018. As a Cybersecurity Engineer, you'll play a crucial role in securing operational technology (OT) and industrial control systems. Reporting to the Director of Cybersecurity, you'll be responsible for maintaining and advancing the OT cybersecurity program, working collaboratively with IT and OT teams to implement robust security measures.

The role combines hands-on technical work with strategic security planning, requiring expertise in industrial control systems security, SCADA/HMI systems, and cybersecurity frameworks. You'll be implementing security controls, monitoring threats, developing policies, and responding to incidents while helping build a culture of security awareness.

This position offers an exciting opportunity to work in a fast-paced environment at a company that's leading the transition to fusion energy. You'll be part of a team that values integrity, execution, impact, and self-critique. The role comes with competitive compensation ($80,000-$180,000), equity, comprehensive benefits, and the chance to contribute to groundbreaking energy technology.

The ideal candidate will bring a strong technical background in cybersecurity, relevant certifications (CISSP preferred), and experience with industrial control systems. You'll need to balance technical expertise with collaborative skills, as you'll work closely with various teams to ensure secure integration of systems and processes.

Join CFS to be part of a diverse, mission-driven team that's working to revolutionize the energy industry through fusion power technology.

Join Commonwealth Fusion Systems as a Cybersecurity Engineer to secure operational technology and industrial control systems while contributing to the future of fusion energy.

Cybersecurity Engineer

Commonwealth Fusion Systems, a leading company in fusion energy development, is seeking an Instrumentation Test Engineer to join their SPARC Tokamak Instrumentation & Control Team. Since 2018, they've secured over $2 billion in funding, positioning them as the most well-funded fusion energy company in the U.S.

The role involves coordinating and executing laboratory-scale testing of instruments and instrumentation integration components. You'll work with cutting-edge technology including cryogenics systems, high voltage electrical systems, vacuum systems, and transient magnetic fields. Key responsibilities include designing test fixtures, developing documentation, performing various analyses, and conducting small-scale testing to retire risks.

The ideal candidate will have at least 2 years of test design and operation experience, with a background in Mechanical Engineering, Electrical Engineering, or Engineering Physics. You'll need to be comfortable working with industrial hazards and be willing to work flexible hours when required.

The position offers a competitive compensation package ranging from $50,000 to $150,000 annually, plus equity and comprehensive benefits. These include medical, dental, and vision insurance, 401(k) with employer matching, generous parental leave, and flexible vacation days.

This is an excellent opportunity for someone passionate about contributing to the future of energy technology. You'll be working with top talent, using new technologies, and playing a crucial role in developing commercially viable fusion power plants. The position is based in Devens, MA, and requires on-site presence due to the hands-on nature of the work.

Instrumentation Test Engineer position focusing on laboratory scale testing of instruments and instrumentation integration components for fusion energy systems.

Instrumentation Test Engineer

Commonwealth Fusion Systems (CFS) is at the forefront of fusion energy development, backed by over $2 billion in capital since 2018. As an R&D Test Engineer, you'll play a crucial role in testing and risk mitigation for CFS' HTS magnets. This position demands expertise across mechanical, electrical, materials, fluids, and software engineering, with a strong emphasis on mechanical design and test equipment construction.

The role involves collaborating with manufacturing, R&D, procurement, and SPARC teams to execute test campaigns. You'll be responsible for designing, building, and commissioning equipment for development, qualification, and production testing. This position requires someone who can challenge and refine requirements while ensuring all test objectives are met with essential data collection.

Key responsibilities include managing technical risks, developing comprehensive test plans, ensuring safety protocols, and leading Test Readiness Reviews. You'll need to balance aggressive schedules with thorough testing procedures while maintaining clear communication across technical and non-technical audiences.

The ideal candidate brings 3+ years of experience in specialized test equipment design and CAD software usage, along with a strong foundation in mechanical engineering principles and electromagnetic fundamentals. This role offers competitive compensation ($80,000-$180,000), equity, and comprehensive benefits including health insurance and 401(k) matching.

Join a mission-driven team working to revolutionize the energy industry through fusion power. CFS values diversity and maintains an inclusive work environment, considering all qualified applicants equally regardless of background. This position offers growth opportunities in a fast-paced, innovative setting where your contributions will directly impact the future of energy production.

R&D Test Engineer position at Commonwealth Fusion Systems, focusing on HTS magnets testing and risk mitigation, requiring mechanical and electrical engineering expertise.

R&D Test Engineer

Commonwealth Fusion Systems is developing commercially viable fusion power plants, having raised over $2 billion in capital since 2018.

Commonwealth Fusion Systems is at the forefront of fusion energy development, working to revolutionize the energy industry through commercially viable fusion power plants. As a Real Time Controls Engineer, you'll join a mission-driven team that has raised over $2 billion in capital since 2018, making it the best-funded fusion energy company in the U.S.

You'll be responsible for developing and implementing real-time control algorithms for the SPARC tokamak control system, working with cutting-edge technology to control 100 million degree plasma using superconducting magnets. This role combines expertise in control theory, simulation, plasma physics, software, and hardware, making it perfect for candidates with backgrounds in aerospace, aviation, automotive, or robotics.

The position offers a competitive salary range of $80,000 - $180,000, along with equity and comprehensive benefits including health insurance, 401(k) matching, and flexible vacation days. Working in a hybrid environment, you'll collaborate with software engineers, physicists, and instrumentation teams to solve complex multidisciplinary challenges.

The ideal candidate will bring experience in low-latency control systems, linear systems analysis, and control-oriented modeling, along with proficiency in C/C++ and Python. You'll be part of a diverse, inclusive workplace that values integrity, execution, impact, and self-critique, contributing to the development of groundbreaking clean energy solutions.

Join a team that's building the energy industry of the future, where you'll have the opportunity to pioneer control solutions for a new era of clean fusion power. The role offers both technical challenges and the chance to make a significant impact on the future of energy production.

Real Time Controls Engineer position at Commonwealth Fusion Systems, developing control algorithms for fusion power plants with competitive salary and benefits.

Real Time Controls Engineer

Commonwealth Fusion Systems is developing commercially viable fusion power plants, combining research, talent, and new technologies to deliver the transition to fusion energy.

Commonwealth Fusion Systems (CFS) is at the forefront of revolutionizing the energy sector through fusion power technology. As a well-funded startup with over $2 billion in capital raised since 2018, CFS is leading the charge in making commercial fusion energy a reality. The company is seeking an R&D Test Engineer to join their mission-driven team in Devens, MA.

The role offers a unique opportunity to work on cutting-edge HTS magnet technology, crucial for advancing fusion energy. As an R&D Test Engineer, you'll be deeply involved in complex testing environments, including cryogenic, vacuum, and high-current conditions. The position requires a blend of technical expertise, leadership skills, and hands-on experience with sophisticated test equipment.

The ideal candidate will bring 5+ years of hands-on testing experience, along with a strong educational background in engineering or applied physics. You'll lead critical test campaigns, develop methodologies alongside magnet physicists, and collaborate with manufacturing experts on complex materials and systems.

CFS offers a competitive compensation package ranging from $80,000 to $180,000 annually, plus equity and comprehensive benefits. The company culture emphasizes integrity, execution, impact, and self-critique, fostering an environment where innovation thrives. They value diversity and maintain an inclusive workplace where all qualified candidates are given equal consideration.

This role is perfect for someone who is passionate about clean energy, enjoys solving complex technical challenges, and wants to be part of a transformative technology that could change the world. The position offers significant growth potential and the opportunity to work with leading experts in fusion energy technology.

R&D Test Engineer position at Commonwealth Fusion Systems, leading testing and development of HTS magnet technology for fusion energy advancement.

R&D Test Engineer - Operations

Commonwealth Fusion Systems (CFS) is at the forefront of fusion energy development, backed by over $2 billion in capital since 2018. The CRYO Field Engineer role is part of the SPARC Cryoplant team, responsible for delivering a large-scale helium cryogenics plant system. This position combines hands-on technical work with system operations, requiring expertise in industrial equipment, safety protocols, and mechanical systems.

The role offers a unique opportunity to work on cutting-edge fusion energy technology, specifically focusing on cryogenic systems essential for fusion reactor operation. You'll be involved in the installation, maintenance, and commissioning of sophisticated equipment including compressors, helium gas storage, purification systems, and cryogenic refrigeration components.

The ideal candidate will bring a strong engineering background with practical experience in industrial systems. The position demands both technical expertise and hands-on capabilities, from working with precision tools to managing complex system installations. The team values proactiveness, critical thinking, and collaboration, making this an excellent opportunity for someone passionate about contributing to the future of energy technology.

Working at CFS means joining a mission-driven company that's well-funded and focused on making a significant impact in the energy sector. The company offers comprehensive benefits, competitive compensation including equity, and the chance to work with cutting-edge technology. The role provides significant growth potential and the opportunity to be part of a team that's literally building the energy industry of the future.

CRYO Field Engineer position at Commonwealth Fusion Systems, working on large-scale helium cryogenics plant systems for fusion energy development.

CRYO Field Engineer

Commonwealth Fusion Systems (CFS) is at the forefront of fusion energy development, working to revolutionize the energy industry through commercially viable fusion power plants. Since 2018, they've secured over $2 billion in funding, making them the most well-funded fusion energy company in the U.S.

The company is seeking an R&D HTS Test Engineer to join their team in Devens, MA, working on the SPARC net energy tokamak and future ARC tokamaks. This role is crucial in the development of compact high field magnet technology, which is essential for fusion energy systems. The position involves working with high temperature superconducting materials under extreme conditions, including high magnetic fields, neutron fluxes, and mechanical loads.

The ideal candidate will be responsible for managing a superconducting magnet system and conducting critical HTS characterization studies. This role offers the opportunity to work at the cutting edge of fusion energy technology, collaborating with multiple stakeholders across manufacturing, engineering, design, and R&D teams.

The position requires a strong background in physics or engineering, with specific experience in superconductor testing and cryogenic systems. The successful candidate will combine technical expertise with excellent communication skills and the ability to work in a fast-paced environment. This is an exciting opportunity to contribute to the urgent transition to fusion energy and be part of a team that's building the energy industry of the future.

CFS values diversity and maintains an inclusive work environment, considering all qualified applicants equally regardless of background. The company culture emphasizes integrity, execution, impact, and self-critique, making it an ideal place for mission-driven individuals who want to make a significant impact on the future of energy technology.

R&D HTS Test Engineer position at Commonwealth Fusion Systems, focusing on superconducting magnet systems and fusion energy development.

R&D HTS Test Engineer

Commonwealth Fusion Systems (CFS) is at the forefront of the urgent transition to fusion energy, combining decades of research with cutting-edge technologies to develop commercially viable fusion power plants. Since 2018, CFS has secured over $2 billion in capital, making it the most well-funded fusion energy company in the U.S.

As a Manufacturing Engineer - NPI at CFS, you'll be instrumental in bridging the gap between product development and full-scale production. Working on a weekend shift (6:00 am - 6:00 pm), you'll collaborate with cross-functional teams to ensure smooth product transitions from R&D to manufacturing. The role demands expertise in manufacturing processes, Lean methodologies, and hands-on problem-solving.

Your responsibilities will span from developing manufacturing processes and conducting DFM/DFA analysis to creating comprehensive documentation and training production personnel. You'll work with state-of-the-art technology in fusion energy, including magnets, thermo-mechanical assemblies, and vacuum systems.

The ideal candidate brings 5+ years of manufacturing engineering experience, strong analytical skills, and the ability to thrive in a fast-paced environment. You'll be joining a company that values integrity, execution, impact, and self-critique, working alongside mission-driven professionals who are passionate about revolutionizing the energy industry.

CFS offers a unique opportunity to be part of the clean energy revolution, working with cutting-edge technology while contributing to a sustainable future. The company maintains a strong commitment to diversity and inclusion, welcoming perspectives from all backgrounds to tackle complex challenges in fusion energy development.

Manufacturing Engineer role at Commonwealth Fusion Systems, focusing on transitioning new products from development to production in fusion energy technology.

Manufacturing Engineer - NPI - Weekend Shift

Commonwealth Fusion Systems (CFS) has the fastest, lowest cost path to commercial fusion energy. CFS collaborates with MIT to leverage decades of research combined with groundbreaking new high-temperature superconducting (HTS) magnet technology.

Commonwealth Fusion Systems (CFS) is at the forefront of commercial fusion energy development. Collaborating with MIT, CFS leverages decades of research and groundbreaking high-temperature superconducting (HTS) magnet technology to create compact fusion power plants that can be built faster and at lower cost. Their mission is to rapidly deploy these power plants to meet global decarbonization goals.

As a Controls Engineer at CFS, you'll play a crucial role in developing machine and operational concepts for fusion energy technology. You'll work closely with R&D staff and engineering peers to create robust system architectures supporting various controls components. Your responsibilities will span from initial design through commissioning, operational fine-tuning, and validation, ensuring all systems function reliably and meet design goals.

Key responsibilities include:
- Collaborating with the R&D team on equipment interfaces and control requirements
- Participating in equipment conceptual development
- Writing and debugging PLC structured text
- Implementing control reliable safety systems
- Designing and modifying electrical schematics
- Creating user-friendly HMI screens
- Integrating machine interactions with plant-wide SCADA systems
- Optimizing automated operations for maximum efficiency

The ideal candidate will have a bachelor's degree in a relevant engineering field, 5+ years of experience as a controls engineer on complex mechanical systems, and proficiency in PLC programming, HMI design, and various industrial control standards.

CFS offers a competitive salary range of $80,000 - $180,000 per year, plus equity and benefits. Join a dynamic team dedicated to solving one of the world's most pressing challenges through innovative fusion energy technology.

Controls Software Engineer at Commonwealth Fusion Systems, developing machine and operational concepts for fusion energy technology.

Commonwealth Fusion Systems Mid-Level Software Engineer Software Engineering Jobs

Find Commonwealth Fusion Systems Mid-Level Software Engineer software engineering jobs