Director of Product Security

Harrison Clarke; San Francisco (CA); On-site; USD 150,000 - 200,000; Full time

Job summary

Harrison Clarke is seeking a Director of Product Security in San Francisco, California. This role requires over 10 years of experience in security, particularly in senior leadership, and aims to ensure security outcomes for complex systems. The ideal candidate should possess deep expertise in product and application security along with knowledge of blockchain technology. Key responsibilities include raising the security baseline across a financial environment and developing top-performing security teams.

Qualifications

• 10+ years of experience in security, including significant senior leadership experience.
• Deep experience in product and application security, with strong hands-on judgment.
• Experience driving security improvements across multiple teams or organizations.

Responsibilities

• Own security outcomes for internally developed systems and operated infrastructure.
• Raise the security baseline across a decentralized financial environment.
• Build and develop high-performing security teams.

Skills

Security experience

Leadership

Product and application security

Blockchain knowledge

Incident response

Risk assessment

Communication

Job description

We are working with a high impact client that is searching for a Director of Product Security who will directly own security outcomes for internally developed systems, operated infrastructure, and treasury-related responsibilities.

This role focuses on raising the practical security baseline across a decentralized financial environment that includes wallets, infrastructure providers, custodians, issuers, validators, and other critical participants.

The right candidate will combine technical credibility, sound judgment, and strong execution to help make security a lasting strength of both the organization and its broader network.

Requirements

• 10+ years of experience in security, including significant senior leadership experience
• 5+ years leading security programs, teams, or functions with meaningful scope
• A proven track record of owning security outcomes for complex, high-impact systems in production
• Deep experience in product and application security, with strong hands‑on judgment
• Strong familiarity with blockchain and decentralized system security
• The ability to assess and prioritize risks across areas such as protocol design, smart contracts, wallets, validators, dependencies, and governance mechanisms
• Experience driving security improvements across multiple teams or organizations, including without direct authority
• Strong incident response judgment, including handling high‑severity incidents and disclosure processes
• A pragmatic approach to security, balancing real‑world risk reduction with practical tradeoffs
• Experience building and developing high‑performing security teams
• The ability to set strategy, execute effectively, and deliver measurable outcomes
• Clear communication skills and credibility with engineers, executives, and external stakeholders