Director of Finance (part time)

We are looking for a hands‑on, Director of Finance to build and own the companys financial function end‑to‑end. This role combines execution with leadership - from day‑to‑day financial operations to strategic planning and investor‑facing work.
The ideal candidate is highly analytical, independent, and business‑oriented, with the ability to operate in a fast‑paced startup environment.
Responsibilities:
Manage all accounting, financial and legal operations across Israeli and U.S. entities, including billing, accounts receivable/payable, revenue recognition, Insurance and compliance.
Lead the monthly, quarterly, and annual financial close processes ensuring timely and accurate reporting in accordance with U.S. GAAP.
Oversee all payroll-related processes and manage external payroll providers, bookkeepers, and other finance vendors.
Monitor budget-to-actual performance and provide variance analysis.
Manage cash flow forecasting and ongoing cash management.
Oversee banking relationships and treasury activities.
Manage relationships with external auditors and advisors to ensure seamless audits and local, state and federal compliance, including taxfilings (Israel + USA).
Own and manage the companys cap table and ESOP plan including option grants, trustee reporting and documentation.
Establish, maintain, and enhance internal controls to ensure accurate financial reporting and operational efficiency.
Develop and scale finance processes, policies, and procedures to support the companys growth and evolving business needs.
Perform additional finance leadership responsibilities as required.
Ensure financial discipline, controls, and compliance.
Lead tax filings and compliance in both the US and Israel.