Head of Proactive Security
Core
Establish and lead the Proactive Security pillar, managing Red Team, Penetration Testing, Threat Hunting, and Threat Intelligence to anticipate threats and improve defenses.
Role type
Senior IC/Lead offensive security leader (Head of Proactive Security)
Builds
Intelligence-led adversary simulations, risk-based penetration testing programs, and hypothesis-driven threat hunting operations
Domain
Cloud infrastructure security, AI/ML platform security, offensive security operations
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
offensive security leadership, red teaming, penetration testing, threat hunting, threat intelligence, adversary emulation, cloud security architecture, incident response, security program management, executive communication
Preferred skills
MITRE ATT&CK framework expertise, automation of security validation, vendor management for external testing
Technologies
cloud environments, identity systems, APIs, networks, endpoints, containers, production infrastructure
Responsibilities
Define Proactive Security strategy, roadmap, and budget; lead multidisciplinary security teams; conduct adversary emulation and penetration testing; execute threat hunting programs; produce strategic and operational threat intelligence; convert findings into remediation actions; partner with engineering and product teams to improve controls
Seniority
Senior, hands-on IC with leadership scope
