NextGenEnergyJobsRenewable Energy Jobs
Commonwealth Fusion Systems logo

Executive Assistant

Commonwealth Fusion Systems
Devens, Massachusetts
Full Time
Posted February 5, 2026
Nuclear Energy
Apply Now

Application opens on company website

Job Description

An Executive Assistant supporting multiple C-Suite executives in a fast-paced, high-growth environment, responsible for providing organization, coordination, and proactive support to ensure the executive team remains focused and well-informed.

Key Responsibilities

  • Support multiple C-Suite executives with scheduling, correspondence, and administrative tasks
  • Coordinate and communicate effectively with the executive team and other EAs
  • Anticipate needs and proactively address logistical and organizational requirements
  • Maintain organization and calm in a fast-paced, high-growth environment
  • Ensure the executive team stays informed and focused on priorities

Requirements

  • Experience as an Executive Assistant supporting multiple C-Suite executives in a fast-moving, high-growth environment.
  • Proven ability to bring structure, organization, and calm to a chaotic or start-up environment.
  • Demonstrated reliability, good judgment, and professionalism in supporting executive-level staff.
  • Ability to anticipate needs before they are spoken and stay two steps ahead of executives.
  • Excellent organizational skills with the ability to coordinate and manage multiple tasks simultaneously.
  • Strong communication skills to ensure the executive team is well-coordinated and informed.
  • Ability to work collaboratively alongside other Executive Assistants to support the executive team.
  • Willingness to work in a hybrid work environment (as indicated by LI-Hybrid).
  • Compliance with U.S. laws concerning the export of controlled or protected technologies or information (Export Control Laws).

Benefits & Perks

Compensation/salary range (not specified in the posting)
Work schedule: Hybrid work environment
Work environment perks: Fast-paced, high-growth environment; supportive team with multiple EAs supporting C-Suite executives
Additional benefits: Commitment to diversity and inclusion; compliance with export control laws; opportunity to work in a mission-driven company focused on fusion energy

Ready to Apply?

Join Commonwealth Fusion Systems and make an impact in renewable energy

Apply Now

Stay Updated on Sustainability Jobs

Get the latest renewable energy jobs and career tips delivered to your inbox.

More jobs at Commonwealth Fusion Systems

Commonwealth Fusion Systems logo

Senior Manager, Controls Engineering

Commonwealth Fusion Systems
Devens
Full Time
Feb 15
Commonwealth Fusion Systems logo

Inventory Coordinator

Commonwealth Fusion Systems
Devens
Full Time
Feb 15
Commonwealth Fusion Systems logo

Facilities and Maintenance Technician - Second Shift

Commonwealth Fusion Systems
Devens
Full Time
Feb 15