ZipStaff is seeking an experienced Business Analyst specializing in Electronic Data Interchange (EDI) to support a leading healthcare organization. The role focuses on implementing 834 and proprietary eligibility, coordination of benefits (COB), and group files for health plans. The analyst will lead the design and implementation of end-to-end eligibility-exchange frameworks, facilitate stakeholder discussions, create comprehensive documentation, and conduct end-to-end testing. The assignment is a short-term contract through December 31, 2026, supporting a pre-identified vendor-to-W2 conversion opportunity. Work is primarily remote, with a Boston, Massachusetts base worksite and possible on-site work in Washington, DC if required.