Executive Assistant to Co-Founders

About the role

We are looking for an Executive Assistant to support the Office of the Co‑Founders at Sierra. You will provide strategic and administrative assistance in a fast‑paced, in‑person environment, partnering with the executive support team to keep priorities moving forward.

Key responsibilities

• Provide wide‑range strategic and administrative support to the Co‑Founders and their teams.
• Execute complex logistics, including travel coordination, onsite meetings, events, and special projects.
• Anticipate needs, identify potential issues, and develop proactive solutions.
• Serve as a trusted liaison with internal teams, vendors, and external partners while safeguarding priorities.
• Plan and execute leadership travel, off‑sites, executive dinners, and personal events.
• Handle sensitive information and materials with utmost confidentiality.

Required profile

• 3+ years of experience in executive support or a similar high‑level administrative role.
• Willingness to work on‑site in San Francisco up to five days per week.
• Exceptional attention to detail and a white‑glove service mindset.
• Strong organizational and time‑management skills in a fast‑paced environment.
• Proven ability to partner effectively with senior executives and cross‑functional teams.
• Advanced proficiency with Google Workspace and Slack.

Required skills

• Google Workspace
• Slack

What we offer

• Flexible unlimited paid time off.
• Medical, dental, and vision benefits for you and your family.
• Life insurance, disability benefits, and a retirement plan.
• Parental leave and fertility/family‑building benefits.
• Lunch, snacks, coffee, and a discretionary benefit stipend.
• Free alphorn lessons.