About this role
WHO WE ARE
Third Plateau is an impact consultancy partnering with philanthropy, nonprofits, and communities to build the infrastructure of change. We are one of Fast Company's Best Workplaces for Innovators!
OUR APPROACH
Third Plateau is built on a simple premise: creating lasting social good requires more than good intentions. Society’s most complex challenges are deeply rooted, interconnected, and resistant to quick fixes.
Philanthropists, foundations, and nonprofit leaders know this and are up for the challenge, bringing their passions and ambitions day in and day out. To realize that potential, they’re looking for a partner who brings the experience to design great strategies and the capacity to see them through. Third Plateau was built exactly for this work. Interested applicants are encouraged to learn more about our approach and our company values.
WHAT YOU’LL DO
The Chief of Staff serves as a trusted partner to our Co-Founder who leads our democracy programs, ensuring alignment across priorities, meetings, and projects, and connecting day-to-day execution to their broader goals. By scheduling meetings, managing priorities, tracking deliverables, supporting key initiatives, and maintaining their core systems and tools, this role enables them to operate at a high level.
Essential duties and responsibilities include, but are not limited to:
Executive Scheduling & Priority Management
Own and optimize a highly dynamic calendar to align with priorities
Proactively manage competing demands and ensure time is allocated effectively
Prepare structured agendas, briefing materials, and decision-making context
Anticipate upcoming needs and plan ahead to maximize efficiency
Meeting Management & Execution Support
Attend select meetings, capture key decisions, and track action items
Help structure meetings for clarity, efficiency, and outcomes
Summarize discussions into clear next steps and communications
Drive accountability by ensuring follow-ups are completed across stakeholders
Project & Workflow Coordination
Track progress on key initiatives and ensure timely execution of deliverables
Coordinate across internal and external stakeholders to maintain alignment
Support workflow organization, prioritization, and deadline management
Maintain systems and tools to track projects and communication flows
Connect day-to-day tasks and requests to the co-founder’s broader priorities, flagging when short-term decisions may affect longer-term goals
Communication & Stakeholder Management
Draft high-quality communications, presentations, and materials
Serve as a liaison between the co-founder and internal/external partners
Build strong working relationships to facilitate coordination and execution
Handle sensitive matters with sound judgment, discretion and confidentiality
Communicate and coordinate with attentiveness to diverse communication styles and needs across a wide range of stakeholders
Over time, responsibilities may expand to include email inbox support, helping the co-founder stay on top of priority communications and next steps
Technology & System Support
Support effective use of core tools, including Forecast and SharePoint
Maintain file and document organization, including regularly clearing and organizing desktop and shared files
Serve as a first point of contact for technology issues, working with IT to troubleshoot and resolve hardware and software problems
Operational Effectiveness & Process Improvement
Identify opportunities to improve systems, workflows, and efficiency
Implement tools and processes to better manage priorities and information
Support special projects, events, and cross-functional initiatives
Help create structure and clarity in a fast-moving environment
WHAT YOU’LL NEED
7-9 years of total experience with at least 3 years supporting senior executives, founders, or business leaders.
Must reside in the East Bay, within approximately a 30-minute commute of Berkeley, CA
Expertise in advanced calendar management and prioritization
Strong project coordination and operations support experience
Comfort managing technology tools and troubleshooting basic issues (e.g., Forecast, SharePoint, file/device organization), including partnering with IT as needed
Excellent communication and stakeholder management skills
Proven ability to track and drive follow-through across multiple priorities
Ability to synthesize information from meetings and multiple sources into clear next steps and follow-up communications
High level of discretion, judgment, and professionalism, including in an office setting
Ability to thrive in ambiguity, adapt quickly to shifting priorities and schedules, and take initiative with minimal day-to-day direction
Frequently Asked Questions
What is the salary for the Chief of Staff role at third-plateau?
The listed salary for this Chief of Staff position at third-plateau is USD 100K–120K. This is an Full time role.
Where is the Chief of Staff position at third-plateau located?
This Chief of Staff role at third-plateau is based in Berkeley / Bay Area. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Chief of Staff role at third-plateau full-time or part-time?
This is listed as a Full time position. It is posted as a Chief of Staff role in the Third Plateau department at third-plateau.
Which team or department does the Chief of Staff at third-plateau belong to?
This Chief of Staff position is part of the Third Plateau department at third-plateau. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Chief of Staff position at third-plateau?
Click the "Apply Now" button on this page. You will be redirected to third-plateau's official application portal hosted on lever where you can submit your application directly.
When was the Chief of Staff job at third-plateau posted?
This Chief of Staff position at third-plateau was posted on Jul 30, 2026. Apply as soon as possible — early applications are often reviewed first.