Commonwealth Fusion Systems

Administrative Assistant

Administrative Assistant
Notice info
LocationBoston, MA
Job Typefull time
Salary$47,840-$54,080
On-site
Renewable Energy Power Generation

About This Job

We are looking for a highly organized Administrative Assistant to support our leadership and technical departments. This is a remote-first position, but because we are a Boston-born company, we are looking for someone located in the region who understands our local ecosystem and can attend quarterly in-person team summits in Devens or Cambridge.

You won't just be managing calendars; you will be a project coordinator, a gatekeeper, and a problem solver. You will handle the logistical heavy lifting so our engineers and scientists can stay focused on the machine.


Key Responsibilities

- Coordinate high-volume meeting schedules across multiple time zones, ensuring no conflicts for key leadership and technical leads.

- Manage end-to-end travel arrangements (flights, lodging, ground transport) for team members visiting our Devens site or attending international energy conferences.

- Maintain and audit our internal filing systems (Google Drive/SharePoint), ensuring project documentation is organized and accessible.

- Process monthly expense reports and track department budgets using tools like Concur or Ramp, ensuring compliance with company policy.

- Prepare agendas for remote departmental meetings, take concise minutes, and track follow-up action items to ensure nothing falls through the cracks.

- Partner with HR to help remotely onboard new hires, ensuring they have their digital access and a warm welcome to the team.


Requirements

- 3+ years of administrative or executive assistant experience, preferably in a fast-paced startup or tech environment.

- Remote, but must reside in the Greater Boston area (MA, NH, RI) to facilitate occasional on-site support or local errands.

- Expert-level proficiency with Google Workspace (Gmail, Calendar, Docs, Sheets) and Slack. Experience with project management tools like Monday.com or Asana is a plus.

- Exceptional written and verbal communication skills. You should be able to draft professional emails and reports with zero supervision.

- You are someone who doesn't wait to be told what to do. You see a disorganized process and you fix it. You stay calm under pressure and maintain a positive, "mission-first" attitude.


What We Offer

- The chance to support a world-changing climate solution.

- Competitive hourly rate or salary with full benefits (Medical, Dental, 401k).

- A full remote home-office setup, including a laptop and a stipend for your home workspace.

- Opportunities to move into Project Coordination or Operations Management as the company continues to scale.


Job Type: Full-time


Pay: $23.00 - $26.00 per hour


Work Location: Remote

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