CISO Argentina at Arq

About ARQ ARQ is one of the fastest-growing fintechs in the world. Our mission is to redefine how people interact with money across borders, building the infrastructure to move value seamlessly. We’re still early in our journey, which means every person who joins shapes the future of our product, culture, and growth. If you’re excited by big challenges, global impact, and the chance to grow fast with a world-class team, ARQ is the place to do it. WHAT YOU'LL BE DOING - Lead infosec regulatory compliance for our Argentina entities - Act as the designated security responsible with local regulators, prepare audit responses, and engage directly in Spanish - Detection & Response - build and tune detection rules and alert pipelines in our SIEM, map coverage to MITRE ATT&CK, and own incident response playbooks and tabletop exercises - Cloud Security - assess and harden cloud infrastructure (AWS, Kubernetes), drive posture management, and close identified gaps across our cloud environments - Application Security - contribute to threat modelling, secure code review, CI/CD pipeline security, and penetration testing coordination - Identity & Access Management - drive least-privilege enforcement, oversee provisioning/deprovisioning automation, and improve entitlement review processes - Endpoint & Network Security - oversee EDR deployment and coverage, enforce device compliance policies, and validate endpoint controls - Data Protection - define and implement DLP controls across collaboration tools, cloud storage, and internal platforms - Threat Intelligence - monitor external threat feeds, track brand exposure, and integrate intelligence into detection and response workflows - Security Governance - support vendor due diligence, contribute to policy development, and maintain compliance evidence for audits (SOC2, regulatory) WHAT YOU'LL NEED - 7+ years in information security with hands-on technical depth — this is not a purely managerial role - Strong cloud security background (AWS, Kubernetes) and experience with SIEM platforms - Experience interfacing with financial regulators and leading compliance audits - Full professional fluency in Spanish - you will represent the company with regulators