Executive Assistant to Co-Founder & CTO at Fast-growing AI Startup

Fast-growing AI startup is looking for an Executive Assistant to support their Co-Founder & CTO. Having grown to 600+ people in just two years, this is an exciting opportunity to be a high-trust partner to a founder at one of the fastest-moving companies in tech, with real room to grow. In this role, you’ll own fast-paced calendar management and scheduling, make sure the CTO is prepared for every meeting, partner with sales and comms teams on customer calls and speaking engagements, coordinate travel, and provide light personal support as needed. Someone who is sharp, consistent, and hungry, who thrives on direct feedback and moves things forward quickly. Experience supporting a CTO or engineering leader is a plus. This is an in-office role, 5 days/week, based in San Francisco. Up to 180K DOE + equity, 100% covered benefits including dependents, 401K, flexible PTO, and daily lunch.

Responsibilities:

• Own fast-paced calendar management and scheduling, getting meetings on the calendar quickly and keeping the CTO’s time focused on what matters most.
• Make sure the CTO is fully prepared for every meeting, with all logistics handled and materials in place.
• Partner with the sales team so the CTO gets the right prep before customer calls.
• Work with the communications and marketing teams, as well as external partners, to coordinate and prepare for speaking engagements and conferences.
• Coordinate travel as the CTO’s schedule grows, making sure he’s where he needs to be.
• Work in lockstep with the CEO’s EA to coordinate across both co-founders’ schedules and priorities.
• Own follow-up communications once looped in, driving action items forward with urgency.
• Provide light personal support as needed, such as vacation planning, travel preferences, and occasional one-off needs.
• Act as a dependable, consistent point of contact who builds trust quickly and keeps communication flowing.

• Previous 3+ years of experience supporting a founder, CEO, or C-suite executive in a fast-paced environment, ideally at a high-growth startup.
• Experience supporting a CTO or engineering leader is a strong plus.
• Hunger and a clear sense of why you want to be part of this company, not just a startup.
• Internally motivated, with a drive to be the best and to work alongside the best.
• Exceptionally sharp, consistent, and detail-oriented, with the ability to hold a lot in a high-paced environment.
• Thick-skinned and receptive to direct feedback, able to align and move forward quickly without taking it personally.
• High EQ, with empathy for the pressure leaders operate under.
• A sense of urgency and a do-whatever-it-takes attitude, including willingness to jump in on personal support when needed.
• Strong written and verbal communication skills, with a habit of over-communicating and keeping your executive informed.
• Comfortable with a responsive mindset outside of core hours when urgent needs come up.
• Hands-on experience with AI tools such as Claude and ChatGPT, as well as Slack, Notion, and Google Workspace.
• Backgrounds in athletics, politics, or hospitality are a plus.