Serve as the subject matter expert for all card brands, ACH/Nacha, and electronic payment network rules, including Visa, Mastercard, Amex, Discover, Nacha, Reg E, EFTA, RTP, FedNow, PayPal/Venmo, emerging methods. Serve as the primary point of contact for Nacha, banks, and payment processors (Fiserv, Bancorp, i2c) on regulatory compliance matters including AML-related inquiries, and UBO requirements, violations, due diligence reviews, and remediation oversight.