Head of Member Success

About 3i

3i is a rapidly growing, invitation-only community of private investors sharing deals, insights, and contacts. With a focus on alternative and off- market deal flow, shared benefits, and investor services, 3i serves as a kitchen table around which highly engaged high net worth individuals can discuss and debate compelling, unexpected opportunities in emerging sectors.

Head of Member Success – New York

3i is seeking a Head of Member Success to lead the full post-sale member lifecycle – from onboarding and activation through engagement, retention, and renewal. This role is responsible for ensuring members consistently realize value from the network while helping build a scalable and operationally rigorous member success function.

You will partner closely with Executive Directors, Revenue Operations, Marketing, and New Member Growth leadership to deliver a highly personalized but scalable member experience. Success in this role is defined by member retention, engagement, activation, and overall member satisfaction and quality.

Responsibilities

• The full post-sale member journey across onboarding, activation, engagement, and renewal

• The “100-Day Path to Renewal”: the touchpoints, interventions, and escalations that secure long-term loyalty

• Retention forecasting and the save desk: terms, escalation paths, and intervention playbooks for at-risk renewals

• Member Health Score operationalization, in partnership with Revenue Operations

• High-stakes member situations – Code of Conduct, pricing disputes, sensitive cases requiring senior judgment

• Referral generation: turning the most engaged members into structured advocates

Success

• ICP renewal rate with cohort-level predictability

• Time-to-first-value for all new members

• Renewals confidently called green or red 90 days out

• Measurable lift in referral generation from existing members

About You

• 6-9+ years in customer success, membership, client services, or relationship management leadership

• Experience in high-touch environments: private client services, investor networks, advisory businesses, or premium membership organizations

• Strong operator: data-informed approach to member health, retention, and forecasting

• Strong coach who raises the floor of the team and develops talent

• High agency: willing to write the playbooks, handle executive escalations, and personally save key renewals to build the system

• Member-centric mindset with close attention to detail and experience quality

Why Join 3i

• Help shape the future of a highly curated investor network

• Lead a critical function focused on long-term member value creation

• Work alongside founders, operators, and investors in a high-growth environment

• Build scalable systems that improve both member experience and business performance

• Opportunity to help define what modern membership success looks like