As a Senior Enterprise Security Engineer, you will be a foundational architect of Navan’s security posture, directly safeguarding our corporate infrastructure, sensitive financial data, and global user base. This is a highly hands-on, configuration-driven role that requires working directly with systems that power our security program in a modern, cloud-native environment.
Your work will be critical in ensuring Navan becomes globally recognized for secure, unparalleled corporate travel and expense management.
Architect and execute the end-to-end security pipeline, including developing advanced detection logic (TTPs), refining alerting in SIEM platforms, and building robust, efficient automation playbooks in SOAR to reduce Mean Time to Detect (MTTD) and Mean Time to Respond (MTTR).
Email Security: Strengthen email security by managing alerts and workflows in platforms like Material Security, reviewing post-delivery threats, and improving automated response to suspicious messages and mailbox activity.
Cross-Functional Security Leadership: Proactively partner with Engineering, IT, and Compliance teams to embed security best practices early in the lifecycle and align security controls with business risk objectives.
Process Improvement: Participate actively in incident reviews, contribute to security process improvements, and work with external vendors to align system capabilities and security expectations.
5+ years of hands-on experience in information or enterprise security, preferably within a high-growth tech environment utilizing cloud infrastructure (AWS, Azure, GCP).
~ You possess deep, up-to-date knowledge of modern attacker tactics, techniques, and procedures (TTPs) and excel at translating complex technical risk into clear business context for a range of stakeholders.
~ Demonstrated expertise in developing detections, alerting logic, and monitoring improvements using SIEM platforms (e.g., Experience managing email security using platforms like Material Security, including reviewing post-delivery detections and analyzing mailbox activity.
~ You collaborate effectively across teams, proactively take ownership of complex challenges, and contribute actively within a small, focused security team.