Office Manager​/Senior Bookkeeper

Castaways Yacht Club is a member only Yacht Club with marina, service and sales facilities located in New Rochelle, NY. Family-owned and operated since 1966, Castaways provides high-level service to a strong and loyal membership base. We are seeking an experienced Office Manager / Senior Bookkeeper to oversee accounting, HR administration, purchasing coordination, and office systems in a stable, year-round waterfront business.

This is a hands‑on position responsible for independently managing bookkeeping functions, performing month‑end close, supporting daily operations, and assisting with purchasing and basic IT support in a service‑based business environment.

• 5+ years bookkeeping or accounting experience
• Strong Quick Books experience (Desktop Pro or Enterprise preferred)
• Experience in service-based or trade industry preferred
• Experience performing month‑end close independently
• Proficiency in Microsoft 365 (Outlook, Excel, Teams, SharePoint)
• Detail‑oriented, organized, and comfortable working independently

• Perform month‑end close including reconciliations, journal entries, and preparation of financial statements
• Manage accounts payable and accounts receivable
• Member and service billing administration
• Bank and credit card reconciliations
• Sales tax filings and compliance
• Maintain general ledger and organized financial records
• Review service job billing for completeness and basic job‑cost awareness
• Coordinate payroll processing with Paychex and reconcile payroll liabilities
• Maintain employee onboarding documentation and HR records
• Assist service department with ordering parts and marina supplies
• Verify vendor invoices against orders and receipts
• Serve as internal point person for basic technology troubleshooting (printer setup, Microsoft 365 support)
• Learn and administer marina work order management system