Job Description

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Director, Security based in the United States . Overview This is an exciting opportunity for a strategic security leader to shape and scale the security organization of a rapidly growing AI infrastructure platform. In this role, you will own the end-to-end security posture across cloud infrastructure, applications, operations, and corporate environments. You will define security strategy, strengthen compliance programs, and protect customer workloads while enabling rapid innovation and growth. Working closely with Engineering, Product, Infrastructure, Legal, and commercial teams, you will embed security throughout the development lifecycle without compromising delivery speed. You will build and mentor high-performing teams, champion automation, and establish measurable improvements in threat detection and incident response. This remote-first leadership position is ideal for someone who combines deep technical expertise with strong business judgment and a passion for securing next-generation AI infrastructure. Accountabilities - Security Strategy and Leadership: Define and execute the organization's security strategy across cloud security, application security, security operations, and governance, risk, and compliance (GRC), ensuring consistent execution and measurable results. - Compliance and Risk Management: Lead initiatives to achieve and maintain certifications and frameworks such as SOC 2, ISO 27001, and HIPAA. Collaborate with Legal and commercial teams to translate regulatory requirements into actionable technical controls and business outcomes.

- Team Building and Development: Recruit, mentor, and develop security managers and senior individual contributors while fostering a culture of accountability, technical excellence, collaboration, and continuous improvement across distributed teams. - Secure Product Development: Integrate security into the software development lifecycle through threat modeling, architecture reviews, secure development practices, and automated vulnerability scanning, enabling teams to innovate without unnecessary delivery bottlenecks. - Threat Detection and Incident Response: Strengthen monitoring, logging, alerting, and incident response capabilities. Establish operational metrics and improve mean time to detect (MTTD), mean time to respond (MTTR), and overall platform resilience. - Customer Trust and Vendor Risk: Represent security at the executive level in strategic customer discussions, support security due diligence, and oversee third-party vendor risk assessments to reinforce customer confidence. - Security Automation and Tooling: Expand security automation by integrating testing, policy enforcement, and security controls into CI/CD pipelines and deployment workflows. - Infrastructure Security: Provide architectural oversight across GPU clusters, network boundaries, identity and access management, backend services, and cloud infrastructure, applying zero-trust principles while supporting scalability and high availability. - Cross-Functional Collaboration: Partner with Infrastructure and Site Reliability Engineering teams to coordinate secure provisioning, network isolation, operational resilience, and infrastructure dependencies. - Performance Measurement: Establish and monitor security metrics, including patching service-level agreements, defect escape rates, and remediation progress, using data to guide prioritization and continuous improvement. Requirements - Security Leadership Experience: At least 7 years of experience leading security teams, including managers and/or multiple squads, with a demonstrated ability to scale security organizations and deliver complex initiatives.

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