Senior Product Security Architect

About the role

Axonius is looking for a Senior Product Security Architect to join its highly technical, fast-moving Product Security team. You will help secure Axonius's platform and its modern AI-driven capabilities, owning the security strategy across the development lifecycle so that cloud and distributed systems are engineered safely by design. The role works closely with core development teams across Israel and Portugal, in a hybrid setting.

Key responsibilities

• Work with R&D teams to identify, prioritize and drive security requirements and mitigation strategies throughout the development lifecycle.
• Run architecture, design and threat modeling security reviews for web, cloud (AWS) and distributed systems.
• Write clear, actionable security architecture documents, design specifications and technical guidelines for engineers.
• Lead incident response during active product cyber security events and drive cross-functional remediation across engineering teams.

Required profile

• 5+ years of hands-on software development, including at least 3 years in application or product security roles.
• Experience reading and evaluating codebase architecture within a product-centric tech stack.
• Fluent written and spoken English.

Required skills

• Hands-on work in AWS cloud environments and building application threat models.
• Use of AI/LLM tools (e.g. Claude, Augment) to improve development workflows, research or productivity.
• Preferred: security architecture for AI/LLM in commercial B2B products, security frameworks for cloud/SaaS and legacy medical device hardware, certifications such as CISSP, OSCP or CCSP, and a record of published security research, CVE submissions, bug bounties or conference talks.