Senior Control Software Engineer jobs in United States
cer-icon
Apply on Employer Site
company-logo

Commonwealth Fusion Systems · 1 day ago

Senior Control Software Engineer

Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy. They are seeking a Senior Control Software Engineer to design, implement, and verify software and controls for advanced R&D equipment and complex machinery, contributing to the broader software ecosystem across the company.

Clean EnergyElectrical DistributionEnergyEnvironmental EngineeringRenewable Energy

Responsibilities

Develop control software across multiple platforms, including PLCs and real-time Linux
Develop operator interfaces and workflows
Improve software tooling to increase developer velocity and enable new capabilities

Qualification

Control software developmentEmbedded control systemsReal-time LinuxPythonC++CI/CD practicesGit version controlIndustrial control systemsOperator interfacesUnit testingIntegration testingIndustrial protocolsNetworking (IP/UDP)Software tooling improvement

Required

Bachelor's degree in a relevant engineering field (computer science, computer engineering, electrical engineering, industrial engineering, etc.)
Several years of experience with industrial control systems and/or embedded control systems
Several years of experience in producing production quality control software
Working knowledge of modern software development lifecycle practices (CI/CD, git version control, unit testing, integration testing, etc)
Proficiency with python
Proficiency with at least one real-time control language (c++, SCL/ST, rust, etc)
Ability to occasionally lift up to 50 lbs
Perform activities such as stooping, climbing, typing, standing, sitting, etc. for extended periods of time
Dedication to safety to mitigate industrial hazards that may include heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, high current, pressure systems, and cryogenics
Willingness to occasionally travel or work required nights/weekends/on-call

Preferred

Familiarity with industrial control platforms (e.g. Beckhoff TwinCat)
Familiarity with Linux
Experience with industrial protocols (e.g. EtherCat, Profinet, Modbus, etc)
Familiarity with general networking (IP/UDP)

Benefits

Competitive compensation with equity
12.5 Company-wide Holidays
Flexible vacation days
10 sick days
Generous parental leave policy
Health, dental, and vision insurance
401(k) with employer matching
Professional growth opportunities
Team-building activities

Company

Commonwealth Fusion Systems

twittertwittertwitter
company-logo
Commonwealth Fusion Systems designs and develops commercial fusion energy systems to produce clean energy.

Funding

Current Stage
Late Stage
Total Funding
$2.88B
Key Investors
GoogleUS Department of EnergyTiger Global Management
2025-08-27Series B· $863M
2025-06-30Corporate Round
2024-06-06Grant· $15M

Leadership Team

leader-logo
Robert Mumgaard
Co-founder and CEO
linkedin
leader-logo
Martin Greenwald
Co-founder
linkedin
Company data provided by crunchbase