Cybersecurity Co-Founder / Head of Growth (100 % remote) (m/f/d)

As a Senior Product Security Architect, you will join a highly technical, fast-moving Product Security team to advance and secure Axonius's platform and its modern AI-driven capabilities. Operating in an environment with deep R&D collaboration and a hybrid schedule, you will own the development lifecycle's security strategy, ensuring modern cloud and distributed systems are engineered safely by design. This role directly supports core development teams across Israel and Portugal, ensuring robust posture alignment from initial planning through deployment.

Responsibilities

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

Minimum Qualifications

5+ years of hands-on software development experience with at least 3 years dedicated to application security or product security roles.
Professional experience analyzing, reading, and evaluating codebase architecture within a product-centric tech stack.
Hands-on experience working directly in AWS cloud environments and building application threat models.
Active experience utilizing AI/LLM-based tools (e.g., Claude, Augment) to optimize development workflows, research, or productivity.
Professional fluency in both written and verbal communication in English.

Preferred Qualifications

Hands-on security architecture experience integrating and securing AI/LLM technologies directly within modern commercial B2B products.
Professional experience designing security frameworks for both modern cloud/SaaS stacks and legacy medical device/hardware environments.
Industry-recognized security certifications such as CISSP, OSCP, or CCSP.
Proven track record of published security research, CVE submissions, bug bounty participation, or security conference presentations.
Bachelor’s or Master’s degree in Computer Science, Engineering, or a related technical discipline.

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About Axonius:

Axonius transforms cyber asset intelligence into actionability. With the Axonius Asset Cloud, customers preemptively tackle high-risk and hard-to-spot threat exposures, misconfigurations, and overspending. The integrated platform brings together data from every system in an organization’s IT infrastructure to optimize mission-critical risk, performance, and cost measures via actionable intelligence.

Covering cyber assets, software, SaaS applications, identities, vulnerabilities, infrastructure, and more, Axonius is the one place to go for Security, IT, and GRC teams to continuously drive actionability across the organization. Cited as one of the fastest-growing cybersecurity startups, with accolades from CNBC, Forbes, and Fortune, Axonius supports millions of assets for leading customers across industries and around the world.

Axonius makes it a priority to invest in our people with competitive compensation and benefits, growth opportunities, community-building, and so much more. Learn more about benefits at Axonius.

At Axonius we support a diverse and inclusive workplace and believe in equal employment opportunity. We welcome people of different backgrounds, experiences, abilities and perspectives to apply. All qualified applicants will receive consideration for employment without regard to race, color, ancestry, religion, age, sex, gender identity, national origin, sexual orientation, citizenship, marital status, disability, or Veteran status.

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