Staff Security Engineer, Walrus
Leads security architecture, assessments, automation, and security-by-design practices for the Walrus team and broader ecosystem. The role requires 8+ years of security engineering experience, broad technical expertise, and Staff-level leadership.
About the job
Responsibilities
- Act as the primary security partner for the Walrus team, providing architectural guidance and embedding security practices throughout the development lifecycle, beginning in the design phase.
- Lead security assessments for new Walrus features and contribute to security initiatives across the broader Mysten ecosystem.
- Identify systemic risks and provide actionable remediation plans for complex architectural challenges.
- Drive a security-by-design culture within Walrus and the wider organization.
- Use AI-driven tools and advanced automation to identify and remediate low-hanging security issues.
- Provide generalist security oversight across infrastructure, application, and product security.
- Collaborate with engineering leadership to prioritize security roadmap items while balancing feature velocity and platform security.
- Mentor engineers and set technical direction for security standards and engineering best practices.
Requirements
- Bachelor's or master's degree in Computer Science, Computer Engineering, or equivalent experience.
- 8+ years of industry experience in security engineering.
- Proven experience operating at a Staff (E6) level or equivalent.
- Broad security expertise across infrastructure, application, and cryptographic security domains.
- Strong proficiency in building, deploying, and managing automated security tooling.
- Experience using AI/ML or advanced static and dynamic analysis to improve security outcomes at scale.
- Deep expertise collaborating with engineering teams during design to identify and mitigate high-risk flaws.
- Excellent communication skills and ability to influence technical direction and lead cross-functional initiatives.
Nice-to-haves
- Technical understanding of decentralized storage, distributed systems, or the Web3 stack.
- Experience leading security-focused transformations or implementing security-by-design frameworks in high-growth engineering environments.
- Ability to balance tactical, hands-on security work with strategic planning and leadership.
Skills
Security Engineering, Infrastructure Security, Application Security, Cryptographic Security, Security Tooling, AI/ML, Static Analysis, Dynamic Analysis, Distributed Systems, Web3, Decentralized Storage, Security-By-Design
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