Head of Custody Security

Head of Custody Security

Responsibilities

• Conduct, design, and implement testing of security controls covering identity management, key management, and infrastructure (network and cloud) configurations.
• Support client assurance activities, including responding to Requests for Proposals (RFPs), Requests for Information (RFIs), and Due Diligence Questionnaires (DDQs).
• Identify and analyze trends in client inquiries and provide feedback to internal teams to improve documentation and control readiness.
• Perform security due diligence and ongoing monitoring for Web3 / blockchain vendors, including assessing their control maturity, reviewing SOC reports and security documentation, and identifying residual risks.
• Facilitate external audit activities, including coordination of walkthroughs, evidence collection, and response tracking.
• Identify and analyze gaps in current and new processes, then develop and track remediation recommendations to completion (e.g., onboarding flow).
• Develop and maintain understanding of applicable financial regulatory security requirements and ensure alignment of controls.
• Research and share information security best practices, emerging threats, and mitigation strategies with internal teams.
• Evaluate and propose next-generation security tools, automation, and technologies to enhance overall security posture.
• Review blockchain network or protocol upgrades for their potential security impact on the platform.

Requirements

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