Position SummaryOSI seeks a detail-oriented and collaborative Senior Associate to support the Finance Department’s land and grant-related accounting functions. The Senior Associate will work closely with both the Land Accounting Manager and the Senior Accounting Manager-Finance, Operations to track restricted funding, manage loan and grant documentation, and maintain key financial tools and reports. Land Related ActivityCreates and maintains a project matrix for each land closing to track how restricted funding sources are applied to project costs. Supports the Land Accounting Manager in communications with Southeast and Northeast land program teams. Reconciles Land and Conservation Easement data across departments (including system reconciliations with FileMaker)Assists in the management of the insurance portfolio, in particular, land related holdings.