Commonwealth Fusion Systems · 17 hours ago
Mechanical Engineer - Radiological Tooling - Contract
Devens, MA
Contract
Onsite
Entry, Mid Level
$50/hr - $62/hr
2+ years expCommonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy. The Contract Mechanical Engineer – Radiological Tooling will design mechanical subsystems and tools for operations in radiologically activated environments, collaborating in designing, testing, and validating new systems.
Clean EnergyElectrical DistributionEnergyEnvironmental EngineeringRenewable Energy
Responsibilities
Generate simple, clever, designs for complicated, challenging mechanical problems
Quickly analyze (hand calcs, free body diagrams, FEA, motion analysis) proposed design solutions
Execute test campaigns to validate and deliver new machine systems
Support multiple systems in a high-pressure, heavily interfaced program
Maintain high speed and output over the duration of the contract
Contribute to maintaining organization and clarity of project documentation among a small team
Maintain a high daily/weekly level of communication and tight collaboration on related designs
Qualification
Required
Bachelor's degree in mechanical engineering, aerospace engineering, mechatronics, or another relevant field
2+ years of experience or related lab/field research designing structural and mechanism components in a fast-paced environment
Demonstrated experience delivering high output on month timescales, on challenging assignments
Strong fundamental knowledge of mechanical disciplines such as static structures, dynamics/vibration, or heat transfer
Relevant hands-on experience building and troubleshooting mechanical systems and machines
Be self-motivated, committed to self-growth, and exhibit excellent problem-solving skills
Strong organization, communication, and presentation skills
Perform activities such as typing or sitting for extended periods of time
Willingness to travel or work required nights/weekends/on-call occasionally
Work in a facility that contains industrial hazards including heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, high current, pressure systems, and cryogenics
Company
Commonwealth Fusion Systems
Commonwealth Fusion Systems designs and develops commercial fusion energy systems to produce clean energy.
501-1000 employees
Funding
Current Stage
Late StageTotal Funding
$2.88BKey Investors
GoogleUS Department of EnergyTiger Global Management
2025-08-27Series B· $863M
2025-06-30Corporate Round
2024-06-06Grant· $15M
Leadership Team
Robert Mumgaard
Chief Executive Officer and Co-Founder
Martin Greenwald
Cofounder
Recent News
2026-02-03
Crowdfund Insider
2026-01-22
Company data provided by crunchbase