Director of Cyber Defense
About the role
The Company NorthMark Strategies is a leading strategic capital firm, combining capital, innovation, and engineering to drive long-term value. From operating complex businesses to backing breakthrough technologies, our mission is to deploy capital and build enduring businesses. Our team combines intelligent risk-taking, operational excellence, exceptional talent, and world-class computing capacity to create shareholder value. Our company offers a dynamic environment where individuals have the freedom to lead companies toward bold achievements by embracing innovation, leveraging technology, and fostering differentiated business strategies. Our values are Integrity, Ability, and Energy, and the company aims to hire individuals who possess those qualities. At NorthMark Strategies, we believe the future isn't something to hope for, it's something to build. We don't just invest, we create. Bringing together strategic insight and technical horsepower to deliver outcomes that endure.
The Director of Cyber Defense reports to the Chief Information Security Officer and operates within the Office of the CISO. This role owns the full cyber defense mission for NorthMark Strategies and its portfolio: threat detection, incident response, threat intelligence, threat hunting, and digital forensics, delivered as a shared service across a diverse ecosystem of operating companies spanning quantitative research, banking, motorsport, and advanced technology ventures. The Director is accountable for global IT security monitoring across this multi-entity, multi-tenant environment, ensuring consistent visibility, detection coverage, and response readiness regardless of where in the ecosystem a threat emerges. This is an AI-first leadership role. The Director will lead the organization in AI adoption by designing and building an agentic cyber defense capability, in which AI agents augment and increasingly execute detection engineering, alert triage, investigation, and response orchestration under strong human oversight. Equally, the Director is responsible for governing and securing AI itself