Executive Assistant to CNO — Global, High-Impact Support

Antares; Washington (District of Columbia); On-site; USD 90,000 - 130,000; Full time

Job summary

Antares is seeking an organized, highly capable executive assistant to support the Chief Nuclear Officer and the DC team. You will manage complex calendars, travel, and materials while handling confidential information with discretion across domestic and international stakeholders.

The role requires exceptional communication, proactive problem solving, and the ability to thrive in a fast-paced mission-driven environment across multiple time zones.

Qualifications

• 3+ years supporting C-level execs ideally within government, tech, defense, or high-growth startups.
• Proficient in Microsoft Office suite and Slack.

Responsibilities

• Coordinate the CNO’s calendar, meetings, and travel arrangements, domestically and internationally.
• Support scheduling for the DC team as needed.
• Prepare agendas, briefing materials, and follow‑up communications for the CNO and DC leadership.
• Manage confidential projects and communications with investors and partners.
• Serve as liaison across internal teams and external partners.
• Conduct ad-hoc research and light analysis to support strategic initiatives.
• Prepare materials such as presentations, reports, and internal documentation.
• Maintain project timelines and deliverables for the CNO and DC Team.

Skills

Executive support

Microsoft Office

Slack

Tools

Microsoft Office

Slack

Job description

Antares is seeking an organized, highly capable executive assistant to support the Chief Nuclear Officer and the DC team. You will manage complex calendars, travel, and materials while handling confidential information with discretion across domestic and international stakeholders.

The role requires exceptional communication, proactive problem solving, and the ability to thrive in a fast-paced mission-driven environment across multiple time zones.