Business Analyst - Payment Authorization
Ohm Systems
- Chicago, IL
- Permanent
- Full-time
- Analyze and document business/functional requirements.
- Define authorization rules (approvals, declines, reversals, stand-in).
- Create BRDs, FRDs, user stories, and process flows.
- Liaise across business, tech, fraud, risk, compliance, and ops teams.
- Coordinate with processors, acquirers, issuers, and networks.
- Support UAT/SIT/regression testing and data validation.
- Ensure regulatory compliance (PCI DSS, PSD2/SCA, AML/KYC).
- Monitor KPIs and recommend improvements.
- Drive enhancements in routing, retry logic, and fallback handling.
- Deep understanding of payment workflows (card-present/not-present, RTP, ACH, wallets).
- Familiarity with ISO 8583, ISO 20022, REST/SOAP APIs.
- Experience with Agile, JIRA and traceability.