The Senior Accountant role supports the Administration and Finance department at Mainspring Recovery, reporting directly to the Chief Financial Officer. This on-site position in Baltimore focuses on managing daily and monthly accounting functions for a multi-entity healthcare organization. Key responsibilities include executing month-end close procedures, reconciling balance sheet accounts, preparing financial consolidations, and overseeing medical billing reconciliations. The role also involves monitoring spend controls, managing payroll tax compliance, and maintaining accurate audit-ready records. This position is appealing for its opportunity to safeguard financial stability while directly enabling the organization's mission to provide substance use disorder treatment. The role offers a collaborative environment within a growing company where attention to detail and strong analytical skills are essential for supporting strategic growth.