Fractional Financial Operations Analyst, Tax

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Atomic VestFinancial services
Candidates must be based in the US or LATAM in the Americas Timezone (GMT-4 to GMT-8), Americas Timezone (GMT-4 to GMT-8)ContractMiddle
Salary not disclosed
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Job Details

Languages
Advanced-level English
Experience
3+ years of experience in tax operations, tax information reporting, and withholding at a broker-dealer, bank, custodian, or fintech (withholding agent)

Requirements

  • Have 3+ years of experience in tax operations, tax information reporting, and withholding at a broker-dealer, bank, custodian, or fintech withholding agent.
  • Have working knowledge of IRS withholding and information reporting rules under Chapters 3, 4, and 61.
  • Have working knowledge of Forms W-8, W-9, 1099, and 1042-S.
  • Have experience reconciling large data sets and resolving discrepancies.
  • Have advanced Excel skills.
  • Demonstrate strong attention to detail and the ability to meet year-end reporting deadlines.
  • Be available for approximately 20 hours per week on average from late October 2026 through April 2027, with flexibility around peak filing deadlines.
  • Have advanced-level English for cross-team collaboration.
  • Experience with tax reporting vendor platforms such as FIS and SQL is a plus.
  • Experience establishing a tax reporting process is a plus.
  • Experience working with engineering teams on tax data mapping or vendor file specifications is a plus.
  • Experience with InteliClear or similar broker-dealer back-office or books-and-records systems is a plus.

Responsibilities

  • Coordinate 2026 end-customer tax reporting and withholding for brokerage accounts, including backup withholding, NRA withholding under Chapters 3 and 4 (FATCA), and treaty rates.
  • Review and validate end-customer W-9 and W-8 tax documentation and corresponding withholding and tax reporting treatment.
  • Reconcile withheld tax to customer account activity and the InteliClear general ledger.
  • Coordinate with the FinOp to ensure timely deposits to the IRS.
  • Work with Atomic teams and the FIS tax reporting team to prepare, review, and file year-end information returns, related returns, and corrections.
  • Respond to customer and partner tax inquiries with customer support and operations teams.
  • Implement changes to 2026 reporting resulting from new or updated tax regulations.
  • Maintain written procedures and controls for tax processes.
  • Document processes, controls, and lessons learned, and prepare a handoff for the next tax season.
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