Executive Administrative Assistant / Client Relationship Officer

Day One provides fractional executive assistance to UHNW families and Family Office Principals. This role combines senior executive and private support with the practical experience required to establish, staff and operate a Cayman-based family office. The successful candidate must bring a specific combination of Cayman and international family office experience, direct UHNW principal support, family office establishment, people operations and private household coordination. They will work independently across client engagements, managing sensitive business and personal affairs while building trusted relationships with principals, advisers and household teams.

Key responsibilities

• Deliver personalised executive, operational and private support to UHNW principals across Day One’s family office clients.
• Manage complex diaries, correspondence, executive briefings, meeting materials and follow-up actions.
• Coordinate private aviation, international travel and concierge arrangements with close attention to each principal’s preferences.
• Support family office establishment and relocation, developing teams, provider relationships and administrative systems.
• Assist with recruitment and coordinate relocation, onboarding and training for family office and household personnel.
• Coordinate people administration, payroll, expenses and performance review processes with client teams.
• Act as a central point of contact on behalf of the principal’s professional advisers and track corporate administration requirements, documentation and deadlines.
• Coordinate property acquisitions, office relocations, contracts and operational projects.
• Develop scopes of work and manage relationships with local and international suppliers.
• Work closely with household leadership to coordinate residences, staff, contractors and personal requirements.
• Maintain clear client priorities, accurate records and strict confidentiality across separate engagements.
• Manage the onboarding of new clients, conducting needs assessments developing scopes of work and proposals.