Controller

Greenbrook Medical•New York City, NY

19d•Hybrid

About The Position

Greenbrook Medical is seeking a Controller to own its end-to-end accounting function and build the financial foundation for a growing, multi-clinic healthcare organization. Reporting to the VP of Finance, the Controller will lead accounting operations, close and financial reporting, tax and compliance, internal controls, and audit. This hands-on role will strengthen financial systems, processes, and controls while ensuring leaders have accurate and reliable information for decision-making. The Controller will oversee accounting across entities, including revenue accounting for payer arrangements and value-based contracts, medical claims liabilities, settlements, and other risk-related balances. The role will also manage external accounting partners while retaining internal accountability for their work; improve accounting technology and processes; and support budgeting, forecasting, performance analysis, and growth initiatives. The position is preferably based in New York City or Chicago in a hybrid arrangement, with remote candidates also considered.

Requirements

8–12 years of accounting and financial operations experience across corporate or multi-entity environments.
3–5 years owning core accounting functions, including close, financial reporting, audits, reconciliations, tax compliance, and financial controls.
Experience managing outsourced finance partners, such as bookkeeping, payroll, tax, benefits, or other accounting providers, while retaining internal accountability for their work.
Strong technical accounting skills and a track record of improving accuracy, efficiency, and operational rigor.
Experience building and improving processes, systems, and controls in rapidly evolving environments.
Experience with accounting systems and financial technology, including implementing, upgrading, or optimizing ERP and related finance tools.
Strong attention to detail and ability to balance precision with speed.
Clear communication skills and ability to partner effectively with financial and non-financial stakeholders.

Nice To Haves

CPA or equivalent public accounting and/or technical accounting experience.
Experience in healthcare, value-based care, managed care, or MSO-PC environments.
Experience building accounting and finance infrastructure in a startup or high-growth company.
Experience managing multi-entity accounting complexity.
Experience supporting risk-bearing contracts, capitation models, or healthcare financial operations.
Enjoyment of hands-on building, solving current problems, and designing scalable systems.

Responsibilities

Own the monthly, quarterly, and annual close, including journal entries, accruals, reconciliations, consolidations, and financial statement preparation.
Own the general ledger, balance sheet, and financial reporting across all entities, ensuring financial records are complete and accurate.
Establish and maintain GAAP accounting policies and procedures, including the treatment of complex or significant transactions.
Own revenue accounting and reconciliation across payer arrangements, including capitation and value-based contracts, medical claims liabilities, settlements, and other risk-related balances.
Manage external accounting and bookkeeping partners while maintaining internal accountability for the accuracy and timeliness of their work.
Design and maintain scalable accounting processes, internal controls, approval workflows, and financial policies.
Oversee accounts payable, procure-to-pay, cash accounting, bank reconciliations, payroll accounting, corporate cards, expense management, and related balance sheet processes.
Partner with the VP of Finance to establish spend approval policies and ensure spending is authorized and aligned with approved budgets.
Own and improve accounting systems and the financial technology stack, identifying opportunities to automate processes and improve efficiency and data quality.
Assess accounting resource needs and build an appropriate combination of internal talent, external partners, systems, and processes as the company scales.
Own federal, state, and local tax compliance, reporting, filings, and payments, coordinating with external tax advisors as appropriate.
Own finance-related legal entity compliance, registrations, annual reports, 1099 reporting, and other recurring requirements.
Maintain a compliance calendar for tax, financial, regulatory, and entity filings and payments.
Own annual audits and external financial reporting, maintaining year-round audit readiness and serving as the primary Finance contact for auditors, tax advisors, payroll providers, and other external accounting partners.
Own and improve financial processes for risk contracts, including payer settlements, contestations, cost reallocations, stop-loss activity, and reserve fund reconciliations.
Partner with Revenue Operations, Population Health, and clinical teams to ensure payer and financial data are complete, accurate, and properly reflected in financial statements.
Partner with the VP of Finance on budgeting, forecasting, budget-to-actual reporting, variance analysis, and financial planning.
Provide financial and accounting insights to help leaders understand performance, manage spending, and improve financial accountability.
Support financial evaluation of new clinics, markets, payer arrangements, health system partnerships, and other growth initiatives.