Sierra
Executive Assistant, Office of the Co-Founders
$130K–$140K
San Francisco, CA · On-site · Full-time · Posted Sep 1, 2026
- Experience
- 3+ years in executive support or a similar high-level administrative role.
About the job
Provides strategic and administrative support to Sierra’s co-founders, coordinating travel, meetings, events, logistics, and special projects.
What you'll do
- Coordinate complex travel and logistics for onsite meetings, off-sites, dinners, and events.
- Anticipate needs, resolve issues, and support evolving projects in partnership with the executive support team.
- Serve as a discreet liaison to internal teams, vendors, and external partners.
What they ask for
- 3+ years of experience in executive support or a similar high-level administrative role.
- Ability and willingness to work on-site in San Francisco up to five days per week, including when the co-founders are on-site.
- Advanced proficiency with Google Workspace and Slack.
- Strong organization, time management, discretion, and ability to partner with senior executives and stakeholders.
Nice to have
- Experience in a fast-growing, in-person start-up environment or with C-suite executives.
- Experience with a dual, floating, or team-based Executive Assistant structure, complex travel, executive events, or high-touch onsite logistics.
Pay
$130K – $140K (base salary)
Tools
Google Workspace, Slack
Model-written summary · the original posting is authoritative