Mysten Labs is looking for a Sr. Executive Assistant to support our Head of Engineering. This operational role blends execution with context, helping coordinate logistics, manage vendors, track budgets, and tackle high-leverage tasks. You'll join a team building decentralized and open protocols as the bedrock of the internet of value.

What You'll Do

Plan and execute 3+ engineering offsites per year across Engineering, Product, Research, and Partnering teams, coordinating venue selection, travel, catering, and social events.
Act as the point of contact for vendor onboarding, billing, price negotiation, and coordination with Finance Ops, maintaining accuracy across dozens of relationships.
Track infrastructure and tooling expenses, prepare spend reports, and collaborate with Finance Ops and engineering leads on forecasting and budgeting.
Handle high-value administrative tasks such as scheduling candidate calls, coordinating with partner teams, and gathering context for product or vendor discussions.
Learn team structures, projects, and priorities over time to help organize the time of engineering leads more effectively.

What We're Looking For

Highly organized and calm under pressure.
Capable of driving several threads to completion independently.
Comfortable navigating technical environments and picking up new terminology quickly.
Communicates clearly and transparently.
Curious, pragmatic, and confident negotiating with vendors or following up across teams.

Nice to Have

Prior experience supporting executives or operations within a fast-moving tech company.

Team & Environment

You will report directly to the Head of Engineering, supporting a world-class team with tremendous growth potential as we bring the next billion users to web3.