ABOUT SEI
Sei is the first parallelized Layer 1 blockchain, redefining performance and scalability in Web3 by rewriting the most widely adopted execution environment. Applications built on Sei combine the speed and efficiency of Web2 with the decentralization and sovereignty of Web3.
For more details, visit Sei's official website.
ABOUT THE ROLE
The Sei Development Foundation is seeking a Chief of Staff to partner directly with executive leadership. This role goes beyond traditional administrative support, acting as a trusted strategic partner with broad visibility into organizational priorities, cross-functional execution, and alignment. The Chief of Staff will help drive execution, maintain clarity across initiatives, and support high-impact decision-making during a pivotal stage of growth.
This position is based in New York City and requires a strong on-site presence to work closely with the executive team.
RESPONSIBILITIES
Strategic Partnership & Execution
- Partner with executives to prioritize and execute strategic objectives across the organization
- Translate high-level strategy into actionable plans and measurable outcomes
- Prepare briefings, analyses, and materials for key decisions and leadership engagements
Operational Rigor & Cross-Functional Alignment
- Design and maintain operating rhythms, including planning cycles, project trackers, executive updates, and follow-ups
- Lead cross-functional initiatives from concept to execution, ensuring coordination across departments
- Identify gaps, inefficiencies, and risks, and implement proactive solutions
Organizational Influence & Communication
- Serve as a central hub for information flow, ensuring priorities and decisions are communicated clearly
- Build strong relationships with internal stakeholders to foster a collaborative, high-performance culture
Special Projects
- Lead high-visibility, high-impact projects with autonomy, discretion, and judgment
WHAT WE’RE LOOKING FOR
- Professional experience in operations, strategy, investment banking, consulting, or similar roles
- Experience working closely with C-suite executives, founders, or senior leadership in high-growth environments
- Strong analytical skills and comfort with complex, ambiguous problems
- Exceptional organizational skills and operational rigor
- Excellent verbal and written communication: clear, direct, and thoughtful
- Proven ability to manage multiple priorities in a fast-paced environment and deliver under pressure
- Highly resourceful, motivated, and able to respond quickly when urgency demands
- Extremely organized, process-oriented, and bias toward action
- Positive, proactive, low-ego collaborator who thrives in startup and scaling environments
BONUS POINTS
- Experience in crypto, blockchain, or Web3 ecosystems
- Background in investment banking or other detail-focused analytical environments
- Previous experience partnering with founders or working in early-stage organizations
