Bank Controller

Mercury Mercury · Fintech · Remote · Financial Controller

This role is for a Bank Controller at Mercury, a fintech company pursuing a de novo bank charter. The position focuses on building and owning the accounting function for the banking entity, including designing accounting infrastructure, ensuring regulatory compliance (FFIEC Call Reports, SOX/SOC controls), financial reporting, and partnering with Engineering and Product. The role requires strong technical accounting skills, deep familiarity with bank regulatory accounting, and experience in building accounting functions within a regulated environment.

What you'd actually do

  1. Design and implement the Chart of Accounts, general ledger structure, and subledger architecture for the bank entity in accordance with call report and regulatory reporting requirements
  2. Lead preparation of FFIEC Call Reports (FFIEC 031/041), FR Y-9C, and other regulatory financial submissions on a quarterly basis
  3. Design and operationalize the bank's SOX/SOC controls environment in partnership with internal audit and the holding company controller function
  4. Partner with Finance Systems and Engineering to implement or configure the bank's core accounting system, ensuring it supports regulatory reporting and audit requirements
  5. Collaborate cross-functionally with Legal, Compliance, Risk, Treasury, and Product to ensure the bank's accounting architecture supports new product launches and regulatory timelines

Skills

Required

  • 10+ years of progressive accounting experience with meaningful time in banking
  • Deep familiarity with bank regulatory accounting, including Call Report preparation and GAAP as applied to insured depository institutions
  • Strong technical accounting skills across investment securities (ASC 320/326), credit losses (CECL/ASC 326), interest income, and intercompany accounting
  • CPA required

Nice to have

  • Prior exposure to OCC, FDIC, or Federal Reserve examinations in an accounting or controllership capacity
  • Hands-on experience building or materially transforming a bank accounting function or experience with a de novo bank charter, bank acquisition, or bank conversion
  • Big Four public accounting background with a financial institutions practice

What the JD emphasized

  • build institutional-grade accounting infrastructure
  • build policies, processes, systems, and team
  • architect one and work closely with Engineering and Product
  • build out the bank's financial close process
  • build the bank's accounting architecture
  • building or materially transforming a bank accounting function
  • building or materially transforming a bank accounting function
  • You are a builder. You get energy from creating infrastructure, not just operating it