Network Security Engineer - Cyber Security Services

About the Role

As the first full-time security engineer, you will build and operate the security program for an AI infrastructure company. You will work across product, infrastructure, compliance, and incident response to protect sensitive data and maintain customer trust.
Own the security roadmap across product, cloud infrastructure, corporate security, incident response, and compliance.
Secure APIs, platforms, and data systems through threat modeling, design and code reviews, access controls, and secrets management.
Build and operate monitoring, SIEM or XDR detection, and incident-response capabilities, turning threats into lasting improvements.
Manage SOC 2 or comparable compliance work, including control design, security questionnaires, policies, vendor reviews, and audits.
Partner with legal, commercial, engineering, and operations teams to implement data access, provenance, use, retention, deletion, isolation, and auditability controls.
Monitor the attack surface, including domains and third-party hosting infrastructure, and support abuse and fraud investigations.
Demonstrated ownership of security incidents end-to-end and experience building a security function or program from the ground up.
Offensive security experience such as penetration testing, red teaming, or bug bounty work, with practical knowledge of attack surface management.
Background securing AI/ML infrastructure, agent execution environments, data platforms, or systems handling sensitive or untrusted data.
Experience working with legal teams, auditors, and customers on security policies, questionnaires, and audits.
Strong communication, independent judgment, and ability to prioritize risk in a fast-moving environment.
Visa sponsorship and relocation support are available for strong candidates.
On-site in San Francisco, California. The role is also available on-site in Singapore.