Lead Business Analyst, Calypso Equity Swaps

G MASS are working with a global financial services firm is moving its equity swap business off an outsourced service and onto its own Calypso SaaS environment. They are looking for a senior business analyst to lead the analysis end to end, act as the firm’s expert voice opposite the implementation partner, and hand over a documented, SOX-compliant operating model that the BAU team can run and build on. The role is office-based in New York five days a week, engaged through G MASS on contract, with a route to a permanent position. What you’ll be doing • Documenting exactly what the current outsourced service delivers, including the spreadsheet and VBA logic behind it, and capturing it in a form the firm owns. • Working with senior business stakeholders to agree which activities will be run in-house after the move, then designing the procedures for each. • Writing and maintaining requirements for single-name and basket swaps, and keeping a frequently shifting scope under control through a clear change process. • Reviewing the implementation partner’s designs, estimates and change requests, and putting forward evidenced challenge where they fall short of the requirement or standard Calypso practice. • Validating the full equity swap lifecycle in Calypso, from trade setup and resets through to collateral, settlement and accounting. • Designing and running data migration, reconciliation of migrated data and the parallel run. • Leading UAT with the business and assembling the evidence and sign-off pack that auditors will rely on. • Building the risk and control matrix, retiring the spreadsheet as a control, and assigning any vendor-required controls to named internal owners. Requirements • 8+ years across equity swaps operations and business analysis, including at least one significant Calypso implementation or migration. • Hands-on Calypso functional experience with equity swaps (equity-linked or portfolio swaps), TRS or CFDs. • Strong knowledge of the equity swap lifecycle, covering resets, financing accruals, notional changes, dividends, corporate actions and collateral. • At least one migration from an outsourced service or legacy platform, including data migration and a parallel run. • Experience designing and evidencing controls in a SOX or equivalent environment. • A track record of challenging a vendor or implementation partner with evidence, and the confidence to hold a position with demanding business stakeholders. • Excellent written analysis across requirements, process maps, control descriptions and procedures. Nice to have • Synthetic prime brokerage, or experience acting as swap counterparty to funds or ETF issuers. • US regulatory reporting for security-based swaps. • Calypso configuration literacy (static data, workflows, scheduled tasks, accounting rules, data uploads) without being a developer. • Experience replacing spreadsheet tools with controlled system processes. • SQL or Python for reconciliation and data checks. Benefits Location: New York, in the office five days a week by default Engagement: Contract through G MASS on an initial six month basis. Option to convert to a permanent role.