Find Commonwealth Fusion Systems Senior Software Engineer software engineering jobs

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 Senior Process Engineer for Vacuum Systems, you'll play a crucial role in developing, installing, and commissioning high and ultra-high vacuum systems for the SPARC program. This position combines hands-on technical expertise with leadership responsibilities, requiring deep involvement in system installation and team coordination. The role presents unique challenges, including managing tritium fusion fuel containment systems and collaborating across multidisciplinary teams. With over $2 billion in capital raised since 2018, CFS offers a dynamic environment where you'll contribute to groundbreaking energy solutions. The position offers competitive compensation ($80,000-$180,000), comprehensive benefits, and the opportunity to work with cutting-edge technology in fusion energy. The ideal candidate will bring 10+ years of relevant experience and thrive in a fast-paced, mission-driven environment focused on delivering the urgent transition to fusion energy.

Senior Process Engineer position at Commonwealth Fusion Systems, focusing on vacuum systems development for fusion energy technology with competitive compensation and benefits.

Senior Process Engineer - Vacuum Systems

Commonwealth Fusion Systems (CFS) is at the forefront of fusion energy development, working to create commercially viable fusion power plants. With over $2 billion in funding since 2018, CFS is constructing the SPARC fusion machine while simultaneously developing their first electrical power-producing fusion device, ARC.

The Senior Process Engineer role focuses on managing fueling systems for both SPARC and ARC projects. The position involves hands-on work with gas handling, processing, and vacuum systems, requiring expertise in high radiation environments and high-temperature heat transfer systems. The role is highly cross-functional, involving collaboration with R&D, construction, and operations teams.

The ideal candidate will have 7+ years of experience in designing fluidic and gas handling systems, with strong knowledge of industry standards and safety protocols. They will work on critical aspects of the SPARC fuel system, from construction management to commissioning and performance verification. For the ARC project, they will handle plant-wide thermal and process gas loads, designing various subsystems for the 400 MWe output facility.

This is an exciting opportunity to join a well-funded company that's leading the transition to fusion energy. The role offers competitive compensation ($80,000-$180,000), comprehensive benefits including equity, and the chance to work on groundbreaking technology that could revolutionize the energy sector. The position requires occasional travel, ability to work in industrial environments, and strong problem-solving skills.

Senior Process Engineer position at Commonwealth Fusion Systems, focusing on fueling systems design and management for fusion power plants.

Senior Process Engineer, Fueling Systems

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 Senior Mechanical Engineer role offers an exciting opportunity to work on cutting-edge fusion energy technology. You'll be responsible for designing and implementing advanced R&D equipment and complex machinery, working alongside top scientists and engineers. The position requires expertise in vacuum systems, thin film/PVD, and 3D modeling, combining technical excellence with innovative problem-solving.

CFS offers a competitive compensation package ranging from $150,000 to $250,000 annually, plus equity and comprehensive benefits. The company culture emphasizes integrity, execution, impact, and self-critique, thriving in a fast-paced environment. They're committed to diversity and equal opportunity employment, welcoming diverse perspectives and fresh approaches to challenges.

This role is perfect for experienced mechanical engineers passionate about clean energy and ready to make a significant impact in the fusion energy sector. You'll be part of a mission-driven team working on transformative technology that could reshape the global energy landscape. The position offers both technical challenges and leadership opportunities, with direct reporting to the Head of Superconductor Engineering.

Senior Mechanical Engineer position at Commonwealth Fusion Systems, focusing on design and implementation of advanced R&D equipment and complex machinery for fusion energy development.

Senior Mechanical Engineer

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 Realtime Software Engineer, you'll join a well-funded company that has raised over $2 billion since 2018, making it the leading fusion energy company in the U.S.

The role involves designing and implementing control software for advanced R&D equipment and complex machinery. You'll be a crucial member of the controls software team, writing production-ready code for mission-critical real-time systems. The position offers a unique opportunity to work with cutting-edge technology in fusion energy, alongside top scientists and engineers.

Your responsibilities will span from writing control software to working with various teams on system integration. The role requires expertise in real-time systems, C++, Python, and Linux environments, with experience in hardware interfaces and interlock systems. This position is perfect for someone who enjoys solving complex technical challenges and wants to contribute to groundbreaking energy technology.

The company offers a comprehensive benefits package, including competitive compensation with equity, health benefits, and professional growth opportunities. The work environment is fast-paced and values-driven, focusing on integrity, execution, impact, and self-critique. This is an excellent opportunity for experienced engineers who want to make a significant impact on the future of energy technology while working with state-of-the-art systems and equipment.

Senior Realtime Software Engineer position at Commonwealth Fusion Systems, developing control software for fusion energy systems with C++, Python, and Linux.

Realtime Software Engineer

Commonwealth Fusion Systems (CFS) is at the forefront of fusion energy development, working to deliver commercially viable fusion power plants. The company is currently constructing the SPARC fusion machine while advancing the design of ARC, their first electrical power-producing fusion device. As a Senior Mechanical Engineer for Fueling Systems, you'll be integral to the development of electro-mechanical gas injection systems for the SPARC project. The role combines hands-on engineering with system design, vendor management, and cross-functional collaboration.

The position offers an opportunity to work on cutting-edge fusion technology with a well-funded company that has raised over $2 billion since 2018. You'll be part of a dynamic team working on complex challenges involving ultra-high vacuum systems, hydrogen gas applications, and challenging structural and magnetic loads in radiation environments. The role requires expertise in mechanical engineering, particularly in designing and validating electro-mechanical equipment.

The ideal candidate will bring strong technical skills in CAD, mechanical analysis, and system design, combined with excellent project management and communication abilities. The position offers competitive compensation ($80,000-$180,000), comprehensive benefits including equity, and the chance to contribute to groundbreaking clean energy technology. CFS values diversity and maintains an inclusive work environment, making it an excellent opportunity for those passionate about solving complex engineering challenges while contributing to sustainable energy solutions.

Senior Mechanical Engineer role at Commonwealth Fusion Systems, focusing on fueling systems design and implementation for fusion power technology.

Senior Mechanical Engineer, Fueling Systems

Commonwealth Fusion Systems develops commercially viable fusion power plants, combining research, talent, and new technologies for the future of energy.

Commonwealth Fusion Systems (CFS) is at the forefront of fusion energy development, having raised over $2 billion in capital since 2018. The company is seeking a Scientific Software Engineer to join their mission of delivering the urgent transition to fusion energy. This role focuses on developing internal simulation tools for superconducting magnets, a crucial component of CFS's commercial fusion technology.

The position involves working with interdisciplinary teams to create computational tools that aid in the design, construction, and testing of HTS magnets. You'll be developing software that implements finite difference, finite element, and boundary element methods to predict magnet component behavior, optimize designs, and perform data analysis.

As a Scientific Software Engineer, you'll collaborate with diverse teams spanning electromagnetics, engineering, and materials science. The role requires expertise in Python programming, strong mathematical foundations, and experience with high-consequence software development. You'll be responsible for implementing robust CI/CD processes and creating user-friendly interfaces for scientists and engineers.

The company offers a competitive compensation package including equity, comprehensive health benefits, and professional growth opportunities. CFS values diversity and maintains an inclusive work environment, considering all qualified applicants equally regardless of background. This is an excellent opportunity for someone passionate about contributing to groundbreaking energy technology while working with cutting-edge software development practices.

Senior Scientific Software Engineer position at Commonwealth Fusion Systems, developing simulation tools for fusion energy technology with Python expertise required.

Scientific Software Engineer

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, backed by over $2 billion in capital since 2018. As a Senior Electrical Engineer, you'll join a mission-critical team working on SPARC, reporting to the Director of Power Systems. This role combines complex technical leadership with hands-on engineering work in fusion power systems.

You'll lead the design and implementation of medium and low voltage electrical systems for fusion power, developing comprehensive electrical systems including distribution networks, protection systems, and utility connections. The position requires expertise in complex engineering calculations, industry standards compliance, and project management.

The ideal candidate brings 8+ years of experience, a PE license, and proven experience in large-scale power utility design. You'll work in an innovative environment with cutting-edge technology, alongside talented professionals dedicated to revolutionizing the energy sector.

CFS offers a competitive compensation package including equity, comprehensive healthcare benefits, and strong work-life balance policies. The company values diversity and maintains an inclusive workplace culture focused on integrity, execution, and impact. This is an opportunity to be part of a transformative mission to deliver sustainable fusion energy solutions for the future.

Senior Electrical Engineer position at Commonwealth Fusion Systems, leading MV/LV electrical systems design for fusion power technology.

Senior Electrical 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 Senior Electrical Engineer - Power Supply Design role offers an exciting opportunity to work on cutting-edge fusion power technology. Reporting to the Director of Power Systems in the SPARC team, you'll lead complex electrical design projects focusing on high-current power supplies essential for fusion power generation.

Key responsibilities include designing IGBT/MOSFET-based power electronics systems, developing technical specifications for voltage systems, and leading critical procurement efforts. You'll work with state-of-the-art technology and equipment, applying your expertise in power electronics and magnetics to solve complex engineering challenges.

The ideal candidate brings 10+ years of power electronics experience, with proven expertise in DC/DC and AC/DC power supply design at high currents. You'll need strong technical skills, leadership abilities, and excellent communication capabilities to succeed in this fast-paced environment.

CFS offers competitive compensation ($80,000-$180,000), comprehensive benefits including equity, health insurance, and 401(k) matching, and the opportunity to be part of a mission-driven team working on world-changing technology. The role is based in the Boston area and requires on-site presence due to the hands-on nature of the work.

Join CFS to be part of a diverse, talented team working to deliver the urgent transition to fusion energy, making a lasting impact on the world's energy future.

Senior Electrical Engineer position focusing on power supply design for fusion energy systems at Commonwealth Fusion Systems.

Senior Electrical Engineer - Power Supply Design

Commonwealth Fusion Systems 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. They're seeking a R&D Test Engineer to join their mission-critical team, focusing on testing and risk mitigation for HTS magnets.

The role demands a unique blend of mechanical, electrical, materials, fluids, and software engineering expertise. You'll be responsible for designing, building, and commissioning test equipment while working collaboratively across multiple teams. The position emphasizes mechanical design and construction of test equipment, requiring hands-on experience with cryogenic, vacuum, and high-current conditions.

As a Test Engineer, you'll develop comprehensive test plans, operate sophisticated equipment, and maintain crucial documentation. The role involves significant responsibility in safety management, anomaly investigation, and system scalability planning. You'll work with cutting-edge technology in fusion energy, contributing to groundbreaking developments in sustainable power generation.

The ideal candidate brings 5+ years of relevant experience, strong problem-solving abilities, and excellent communication skills. This role offers the opportunity to work with world-class scientists and engineers, making a direct impact on the future of clean energy. The position requires occasional travel and flexibility with working hours, reflecting the dynamic nature of breakthrough technology development.

Senior R&D Test Engineer position at Commonwealth Fusion Systems, focusing on HTS magnet testing and development for fusion energy technology.

R&D Test Engineer - Operations

Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy. Combining decades of research, top talent and new technologies, we're designing and building commercially viable fusion power plants.

Commonwealth Fusion Systems (CFS) is seeking a Senior Mechanical Engineer for their Assembly Team to work on the SPARC tokamak device. This role involves designing, developing, and managing the fabrication of unique tooling for the assembly and integration of the tokamak. You'll be responsible for developing overall concepts, engineering strategies, and use plans for each tool assembly, working closely with system teams to find efficient, creative, and safe ways to manipulate and integrate tokamak components.

Key responsibilities include:
- Ownership and design of tooling, lifting, manipulation, and support frames for SPARC system components
- Formulating assembly strategies and coordinating with system teams
- Analyzing tool structures and kinematics for safety and adequacy
- Developing alignment plans for precision placement of magnets and vessels
- Overseeing tool fabrication at outside vendors
- Creating assembly work instruction packets
- Collaborating with other engineers, designers, and assembly personnel

The ideal candidate will have:
- B.S. in Civil, Structural, Mechanical, or Aerospace Engineering
- 3-5 years of Mechanical Engineering experience
- Experience in fabrication and integration of complex, large mechanical structures
- Familiarity with standard actuation and guidance mechanisms
- Experience with finite element analysis and lifting operations (>10 Tons)

CFS offers a fast-paced, dynamic environment driven by values of integrity, execution, impact, and self-critique. They value diversity and are an equal opportunity employer, considering all qualified applicants regardless of background.

Join CFS in their mission to revolutionize the energy industry through fusion power!

Senior Mechanical Engineer for Assembly at Commonwealth Fusion Systems, designing and managing tooling for SPARC tokamak device assembly.

Senior Mechanical Engineer - Assembly

As the Senior Field Mechanical Engineer on the Assembly Team at CFS, you will be responsible for the management, engineering oversight, and problem-solving of the most complex and unique work-stations of the SPARC assembly process. You will be the central owner and know your part of the assembly process through-and-through, and you help guide the technicians through any issues that arise along the way, coming up with solutions that continue work and assembly moving forward. You will proactively ensure that they have all the tools required for the work, either procuring them off-the-shelf or quickly designing and building small tools and fixtures for use. This also includes the close collaboration with adjacent teams on the Assembly Team, such as creating and incorporating the new process changes with the Assembly Process team, or providing the Metrology team with any assistance or tools needed for the precision alignment of coils and other key structures. This role is on-site at Devens, MA but is a "field" role in the sense that you will be working day-to-day in the central construction hall in the CFS-2 facility where we are building the SPARC Tokamak. At the core, your role is to keep the assembly process moving smoothly in any and all ways, managing the day-to-day changes in strategy or work orders, problem-solving and making tools, and using your engineering skills and knowledge to solve the many complex challenges that arise during the assembly process. You will guide and manage how the giant parts of this multi-million pound "Swiss-watch" come together!

Key Responsibilities:
- Own and be an expert in the assembly sequence of your work-station
- Ensure full readiness of a work-station to enable the start of assembly
- Determine and execute solutions for identified assembly issues
- Procure or build all necessary tools, fixtures, or manipulation equipment
- Serve as the extreme owner for a process by testing, implementing, and handing off to production technicians
- Provide design feedback to SPARC sub-system designs
- Assist in the disposition and resolution of non-conformance issues
- Support hands-on operations during Tokamak Assembly
- Work collaboratively with teammates to ensure all requirements are met

Join Commonwealth Fusion Systems in their mission to deliver the urgent transition to fusion energy. Since 2018, they've raised over $2 billion in capital – more than any other fusion energy company in the U.S. They're looking for thinkers, doers, builders, and makers to join their team and bring new perspectives, solve tough problems, and thrive as part of a team.

Senior Field Mechanical Engineer for Assembly at Commonwealth Fusion Systems, leading complex SPARC Tokamak assembly process in Devens, MA.

Senior Field Mechanical Engineer - Assembly

Commonwealth Fusion Systems (CFS) is at the forefront of fusion energy development, working to create commercially viable fusion power plants. As an R&D Instrumentation and Control Engineer at CFS, you'll play a crucial role in developing, testing, and delivering data acquisition and control systems for critical SPARC components and CFS magnets.

Your responsibilities will include:
- Collaborating with multidisciplinary teams to create reliable instrumentation and control systems
- Designing and implementing PLC equipment, sensors, and control schemes
- Developing HMI/GUI software and Real-Time software for various hardware systems
- Creating custom solutions to improve manufacturability and reliability of large magnet production test stands
- Performing data analysis with a focus on integrity, quality, and performance improvement

The ideal candidate will have:
- A Bachelor's degree in electrical engineering, physics, or a related field
- 5+ years of experience in integration and test engineering
- Strong skills in designing, testing, and debugging electronics hardware and software
- Ability to thrive in a fast-paced, dynamic environment

Additional preferred qualifications include experience with LabVIEW, Python, PLC hardware/software, and various industrial automation protocols. You'll work in an on-site role in Devens, MA, contributing to CFS's mission of delivering clean, limitless fusion energy.

Join a team that values integrity, execution, impact, and self-critique. CFS offers a unique opportunity to be part of groundbreaking technology development in the energy sector, with over $2 billion in capital raised since 2018.

Join Commonwealth Fusion Systems as an R&D Instrumentation and Control Engineer, developing cutting-edge systems for fusion energy technology in Devens, MA.

R&D Instrumentation and Control Engineer

Commonwealth Fusion Systems (CFS) has the fastest, lowest cost path to commercial fusion energy.

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, cost-effective fusion power plants. Their mission is to rapidly deploy these plants to meet global decarbonization goals.

The ARC project aims to be the first machine to produce electricity from fusion energy, marking the beginning of a new industry. Building on SPARC's HTS magnets and tokamak systems, ARC introduces new elements like the Blanket System, which uses FLiBe to breed tritium and capture heat.

As a Senior Salt Operations Engineer, you'll lead operations of salt test loops, develop safety-focused workflows, and ensure operability throughout the design and engineering process. You'll train operators, act as a technical expert on salt handling, and work closely with various CFS teams.

Key responsibilities include:
- Leading salt test loop operations from conception to decommissioning
- Developing safety-oriented workflows and conducting hazard assessments
- Ensuring operability in design and engineering processes
- Developing data recording and communication workflows
- Training operators on best practices and SOPs
- Collaborating with Safety, R&D, and ARC Design teams

The ideal candidate will have:
- BS in Chemical, Mechanical, or Nuclear Engineering or related field
- 7+ years experience with novel, hazardous, high-temperature test articles
- Experience with molten salt systems and developing operating procedures
- Strong problem-solving skills and ability to work in multidisciplinary teams

CFS values diversity and is an equal opportunity employer, considering all qualified applicants without discrimination.

Join CFS to contribute to the development of limitless, clean fusion power and combat climate change in a fast-paced, dynamic environment.

Senior Salt Operations Engineer at Commonwealth Fusion Systems, leading salt test loop operations for fusion energy development.

Commonwealth Fusion Systems Senior Software Engineer Software Engineering Jobs

Find Commonwealth Fusion Systems Senior Software Engineer software engineering jobs