Senior Structural Mechanical Engineer

Commonwealth Fusion Systems

Senior Structural Mechanical Engineer serving as an expert in structural mechanics for fusion energy projects. Collaborating on various projects across CFS including SPARC and ARC.

Posted 4/21/2026full-timeDevens • Massachusetts • 🇺🇸 United StatesSenior💰 $110,000 - $185,000 per yearWebsite

About the role

Key responsibilities & impact

Serve as a domain expert in structural mechanics
Solve complex problems and provide recommendations by providing technical leadership and collaborating with stakeholders across CFS
Mentor junior staff within the Structural Engineering Department and other mechanical engineers that conduct structural analysis
Assist Structural Engineering Department management in development, implementation and adoption of best practices, workflows, and overall strategy
Conduct and review structural analysis for various system designs at CFS

Requirements

What you’ll need

At least a Bachelor's degree in Mechanical Engineering or a related field
At least 7+ years of professional experience performing finite element analysis with multi-disciplinary teams in a product development environment
Strong knowledge of the fundamentals of computational structural mechanics, including non-linear materials, plasticity, fatigue, solver convergence, and contacts
High self-motivation and personal accountability in decision-making and team supervision.
Strong leadership acumen, adept at embracing challenges with minimal oversight.
Excellent problem-solving and creative capabilities.
Exceptional communication and interpersonal skills, with the capability to engage and influence stakeholders at all organizational levels

Benefits

Comp & perks

Competitive compensation with equity
13 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

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

finite element analysiscomputational structural mechanicsnon-linear materialsplasticityfatiguesolver convergencecontactsstructural analysistechnical leadershipbest practices

Soft Skills

self-motivationpersonal accountabilityleadershipproblem-solvingcreativitycommunicationinterpersonal skillsstakeholder engagementteam supervisioncollaboration

Certifications

Bachelor's degree in Mechanical Engineering