Product Security Manager, Halcyon

• 8+ years in product security, security engineering, or security-focused roles with progression into leadership
• Deep Windows internals knowledge combined with broader security architecture experience
• Understanding of fuzzing frameworks, vulnerability research methodologies, and security testing tools
• Experience interfacing with enterprise customers on security topics and translating technical issues for various audiences
• Proficient in C/C++ and Python, with ability to review and guide security-critical code
• Proven ability to coordinate across multiple technical teams and drive consensus on remediation priorities
• Experience building or managing security testing infrastructure and processes

Desirable

• Halcyon's goal is to deliver an anti-ransomware solution that breaks new ground in what a security product can achieve
• Aligned with this mission, we're hiring a Product Security Manager to lead our product security efforts and ensure our defenses are robust, tested, and customer-ready
• This role bridges technical security expertise with customer engagement and cross-functional coordination
• Interface directly with customers on security issues, assessments, and remediation strategies
• Build and maintain security testing frameworks while mentoring team members on security best practices
• Prioritize and coordinate remediation of identified security issues across product and engineering teams
• Oversee security testing initiatives including fuzzing, penetration testing, and red-team/vulnerability assessments
• Coordinate with domain engineering, malware research, and quant teams on security findings
• Drive root-cause analysis and ensure comprehensive remediation of security issues
• Guide implementation of security test harnesses and automated vulnerability discovery tools
• Review and validate security findings from both internal testing and external reports
• Balance hands-on technical contribution with growing team leadership responsibilities
• Lead the security strategy for cutting-edge ransomware protection technology that makes a real difference in defending organizations
• Start as a hands-on technical leader with the opportunity to build and grow a team over time
• Work at the intersection of deep technical security work and customer-facing engagement
• Collaborate with world-class researchers and engineers across multiple specialized teams
• Shape how security innovations move from research through implementation to customer deployment