Who We Are Finance leaders choose Billtrust to get paid faster, control costs, and maximize customer satisfaction. As the leader in B2B accounts receivable workflow and payment software, we provide the world’s leading brands with AI-powered solutions across the full AR lifecycle—from invoice presentment and payment processing to cash application and collections. With over 2,600 global customers, more than $1 trillion in invoice dollars processed, and a proprietary network of 13 million buyers, Billtrust delivers business value through deep industry expertise and a culture relentlessly focused on meaningful customer outcomes. We’re an AI-first company, not just in what we build for our customers, but in how we work. Across every function, our teams use AI tools daily to work faster, make better decisions, and deliver higher-quality outcomes. We hire exceptional people, give them cutting-edge AI capabilities, and measure success by the impact they create. If you want to do the best work of your career at the frontier of AI and fintech, Billtrust is the place to do it. Our Values Customers We relentlessly increase value for customer and do the right thing for them. Action We make ‘thoughtfully fast’ decisions, act quickly, cut through red tape, deliver progress not perfection, take ownership and accountability. Team Spirit We put the team ahead of ourselves, foster trust and respect, collaborate with passion, despise toxic politics, value our differences, and celebrate together. Innovation We challenge the status quo, experiment thoughtfully, and are novel and brilliant in what we create. Excellence We love to win, but we hate losing even more. We aspire to be the best and take pride in our work. When we fall short, we own it and come back stronger. Senior Lead Information Security Analyst  Billtrust is seeking a Senior Lead Information Security Analyst to own the end-to-end execution of our annual assurance audit portfolio. This is a hands-on leadership role — not a supervisory one — responsible for driving audit readiness, evidence quality, auditor relationships, and findings remediation across all of Billtrust's security and compliance certifications. You will serve as the subject matter authority for the Compliance & Risk team on all assurance frameworks, and as the operational lead coordinating across IT, Product, and Finance to deliver clean, on-time audit results.  This role reports to the Director, Compliance AML, who holds program-level ownership of the audit portfolio, and works closely with the VP, Compliance & Risk.    Assurance Frameworks Owned  * SOC 1 / ISAE 3402  *  SOC 2 Type 2  * ISO 27001  * PCI DSS v4.0  * NACHA  * AML / BSA  * HIPAA BAA Key Responsibilities  Audit Program Execution  * Own the annual audit calendar across all seven frameworks — planning, scoping, scheduling, and sequencing to avoid resource conflict  *  Lead control walkthroughs, evidence collection sprints, and auditor facilitation for each engagement  * Serve as the primary point of contact for external auditors and certification bodies during fieldwork  * Manage all audit deliverables through Sprinto (GRC platform), ensuring evidence is complete, current, and mapped to the correct controls before auditor submission  Controls & Remediation  * Identify control gaps during readiness assessments and drive remediation to closure before audit fieldwork begins  * Maintain the control library in Sprinto; update control mappings when framework requirements change (e.g., PCI DSS v4.0 transition, ISO 27001:2022)  * Partner with IT and Product on technical control testing — access reviews, vulnerability scan reviews, configuration baseline checks  * Track findings and management responses through the full lifecycle; escalate at-risk items to the Director with recommended remediation paths  Cross-Functional Coordination  * Coordinate evidence owners across IT, Finance, Customer Support, and Product; build and maintain the annual evidence responsibility matrix  * Brief control owners ahead of audit windows; coach non-technical stakeholders on what auditors expect  * Support the Third Party Risk Management program on vendor compliance evidence when assurance frameworks require it  Reporting & Documentation  * Produce pre-audit readiness scorecards and post-audit findings summaries for Director and VP review  * Maintain audit workpapers, evidence repositories, and audit logs in accordance with each framework's documentation standards  * Contribute to the annual compliance report and board-level assurance summaries  Qualifications  Required  * 5+ years in information security, GRC, or IT audit, with at least 3 years directly supporting external assurance audits  * Demonstrated hands-on experience across at least four of the seven frameworks listed above (SOC 1 or SOC 2, ISO 27001, PCI DSS, and NACHA or AML strongly preferred)  * Direct experience managing auditor relationships during fieldwork — not just evidence collection support  * Proficiency with a GRC platform (Sprinto, Drata, Vanta, Tugboat Logic, or equivalent)  * Strong written communication; able to translate technical control narratives for non- technical audiences and auditors alike Bachelor's degree in Information Systems, Computer Science, Business, or equivalent  Work Experience  Preferred  * Experience in a fintech, payments, or financial services environment  * Prior exposure to NACHA Operating Rules and AML / BSA compliance program  * Familiarity with SPRINTO GRC  * Experience managing concurrent audit engagements (three or more frameworks in asingle calendar year)