- Company: Cfs Energy
- Location: Devens, Massachusetts
- Salary: Pay not listed
Cfs Energy at a glance
Commonwealth Fusion Systems (listed as Cfsenergy) is commercializing fusion energy. Recent company news covers an AI partnership with Siemens and NVIDIA, an $863M Series B2, a planned commercial plant in Virginia, and a strategic tie-up with Google.
Senior Embedded Software Engineer at Cfsenergy in Devens, Massachusetts - Full Time, No Remote
What This Role Involves
In this role as a Senior Embedded Software Engineer at Commonwealth Fusion Systems (CFS), you will be responsible for the design, implementation, and verification of software and controls for advanced R&D equipment and complex machinery. You will work closely with the Software Engineering team to develop high-quality production-ready code for mission-critical real-time systems.
Your Responsibilities
- Collect functional requirements from customers and produce software solutions that meet these requirements.
- Integrate your software into various testbeds, including hardware and software tools, as well as production environments.
- Contribute to the broader software ecosystem by improving tooling and processes used across the company.
Qualifications
- Experience in designing, implementing, and verifying software for embedded systems.
- A background in writing high-quality production-ready code for real-time systems.
- Proficiency in C/C++ programming languages.
- Strong problem-solving skills with the ability to work effectively as part of a team.
About the Company
Commonwealth Fusion Systems is dedicated to delivering the urgent transition to fusion energy. By combining decades of research, top talent, and new technologies, we are designing and building commercially viable fusion power plants. We collaborate with policymakers, suppliers, and many others to build the energy industry of the future. Since 2018, CFS has raised $4 billion in capital, making us the largest and leading fusion company globally.
Next Steps
Join the power movement as a Senior Embedded Software Engineer at Commonwealth Fusion Systems. If this role fits your career goals, we want to hear from you. To apply, complete your application directly on this page, or you'll be redirected to the employer's application platform to finish submitting there.
You’ll finish your application on the employer’s website. We don’t ask for a resume on this page.
Explore Cfs Energy online
What people say about Cfs Energy
Available signals are Hacker News threads where CFS appears in hiring and fusion discussions (e.g. Dec 2024 Who is hiring, Aug 2024). No star ratings or employee-review sites are in the data.
- Ask HN: Who is hiring? (December 2024)
- Ask HN: Who is hiring? (August 2024)
- Ask HN: What would it take to go from 0 to contributing to fusion research?
- Ask HN: Who is hiring? (September 2022)
Recent news
- Commonwealth Fusion Systems Accelerates Commercial Fusion With Siemens and NVIDIA, Leveraging AI-Powered Digital Twins - Commonwealth Fusion Systems
- Commonwealth Fusion Systems Raises $863 Million Series B2 Round to Accelerate the Commercialization of Fusion Energy - Commonwealth Fusion Systems
- Commonwealth Fusion Systems to Build World’s First Commercial Fusion Power Plant in Virginia - Commonwealth Fusion Systems
- Google and Commonwealth Fusion Systems Sign Strategic Partnership - Commonwealth Fusion Systems
- ARC: Putting fusion energy on the grid - Commonwealth Fusion Systems
Aggregated from public discussions and news; opinions are the authors’ own.
Working in Devens, Middlesex County
Weather right now in Devens, Middlesex County: checking… · Local time: · Air quality: · Daylight: · UV index: · Wind: · Pollen:
Devens is a small Massachusetts enterprise zone on the former Fort Devens site across Ayer, Shirley, and Harvard (~1,700 residents in 2020). It sits in Middlesex County within Massachusetts, a New England coastal state.
Massachusetts, officially the Commonwealth of Massachusetts, is a state in the New England region of the Northeastern United States. It borders the Atlantic Ocean and the Gulf of Maine to its east, Connecticut and Rhode Island to its south, New Hampshire and Vermont to its north, and New York to its west. Massachusetts is the seventh-smallest state by land area. With an estimated population of ove
Cost of living in Massachusetts: 5.8% above the national average — via BEA
Minimum wage in Massachusetts: $15.00/hr — via FRED
Real GDP per capita in Massachusetts: $90,044 — via FRED
Home prices in Massachusetts (year over year): +4.2% — via FRED
Most common commute in Middlesex County: Drove Alone (54%) — via US Census ACS / Data USA
Households with home internet in Middlesex County: 95% — via US Census ACS / Data USA
Typical climate: average high 60°F / low 37°F year-round (summers around 82°F, winters around 17°F) — via NOAA 1991-2020 Normals
- Elevation 82m (269 ft)
Source: Wikipedia (state)
About this role & career path
Path fits experienced embedded developers moving into high-reliability control software for fusion hardware, collaborating across electrical, systems, and ops teams.
Traits that fit this role
- Innovation
- Adaptability
- Achievement Orientation
- Intellectual Curiosity
- Attention to Detail
Source: O*NET Work Styles (Distinctiveness Rank).
Typical preparation needed: Job Zone 4: Considerable Preparation Needed. Most of these occupations require a four-year bachelor's degree, but some do not. — via O*NET
Industry news
- AI tools have sparked a coding revolution. Software engineers are figuring out what comes next. - Business Insider
- ‘AI code apocalypse’ hasn’t hit engineers as hard as the industry may think - IT Brew
- Cybersecurity Jobs That Pay More Than Software Engineering - Simplilearn.com
Source: O*NET (public-domain bulk data)
Salary & compensation
Workers in Computer & Mathematical occupations earn a national median of $98,769 — via US Census ACS / Data USA
Build the skills for this role
- freeCodeCamp — Full Stack curriculum (free)
- Saylor Academy — Computer Science courses (free)
- CS50 (Harvard, via edX) (free to learn)
- Microsoft Learn — developer training paths (free to learn)
Free & low-cost learning resources
- freeCodeCamp — Full Stack curriculum (free)
- Saylor Academy — Computer Science courses (free)
- CS50 (Harvard, via edX) (free to learn)
- Microsoft Learn — developer training paths (free to learn)
Be ready to discuss embedded constraints, requirements tradeoffs, cross-team design reviews, and how you ship and maintain real-time or safety-adjacent software.
Strong match if you want senior embedded work on commercial fusion systems at an on-site Devens, Massachusetts role (not remote).
Job details above are provided by the employer/source. The sections on this page are compiled from public data sources with AI assistance.
Accommodations: if you need a workplace accommodation to apply for or perform this job, see ADA.gov or EEOC.gov for guidance on your rights and how to request one.
Listing facts
- Role Senior Embedded Software Engineer
- Employer Cfs Energy
- Location Devens, Massachusetts
- Type Full Time
- Pay (from listing) Pay not listed
- Posted August 21, 2026
- Apply by September 20, 2026
- Overview Full job description on this page (279 words)
Facts above come from this job record on Get A Job.AI — not copied from third-party review sites.
Typical work in Embedded Software Engineer
Independent occupational context from O*NET (U.S. public-domain labor data). This is about the occupation, not a rewrite of this employer's posting.
- Analyze information to determine, recommend, and plan installation of a new system or modification of an existing system.
- Analyze user needs and software requirements to determine feasibility of design within time and cost constraints.
- Confer with data processing or project managers to obtain information on limitations or capabilities for data processing projects.
- Confer with systems analysts, engineers, programmers and others to design systems and to obtain information on project limitations and capabilities, performance requirements and interfaces.
- Consult with customers or other departments on project status, proposals, or technical issues, such as software system design or maintenance.
- Coordinate installation of software system.
Public discussions & open sources
Attributed public threads and profiles — not employee reviews or star ratings.
- Hacker News — Ask HN: Who is hiring? (December 2024)
- Hacker News — Ask HN: Who is hiring? (August 2024)
- Hacker News — Ask HN: What would it take to go from 0 to contributing to fusion research?
- Hacker News — Ask HN: Who is hiring? (September 2022)
Cached public sources (Hacker News, Dev.to, GitHub, etc.).
Explore related openings
6 other opening(s) at Cfs Energy on Get A Job.AI
- Senior Process Engineer
- Senior Electrical Engineer
- Material Coordinator
- Senior Algorithms and Simulation Software Engineer
- Principal Mechanical Engineer
- Principal Scientist – Radio Frequency Plasma Heating
Occupation family: Embedded Software Engineer
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