Contribute to weekly risk huddles, monthly risk reviews, and the quarterly Technology Risk Committee (CIO, CISO, CTO), preparing accurate, succinct, decision-ready risk materials and translating high-severity findings into clear business impact. Reporting to the Senior Manager, Security Risk Engineering and operating as a second line of defense, you will run the technology and third-party risk register, lead AI risk governance and ISO 42001 readiness, and build the automation that gives Klaviyo a continuously updated, quantified view of its risk posture.