Application Security Engineer, AI Security

Who We Are Notion is the collaborative AI workspace where teams and agents think together . We're building one place where your knowledge, projects, meetings, and AI tools live side by side, so work is faster, clearer, and less fragmented. Millions of individuals, small teams, and large companies run their work on Notion. Notinos (our employees) are customer zero in bringing this future of work to life. We care about craft, building things that last, and the belief that great work is still fundamentally human. Our goal isn’t to ship the next feature. Each and every team of Notinos is working to set the standard for how humans work together in the AI era. From building a business’s system of record to making and managing AI agents to automating away the busy work, we care deeply about giving our customers more time for their life’s work. About The Role Millions of people use Notion — and this number is increasing every day. Our users depend on us to deliver a secure and trustworthy experience, and we value this more than anything. We want to keep building on that trust, while also continuing to amaze our users with the tools they can build in Notion. This is where you come in — to help us forge a strong, reliable path forward to the future. The Notion application is flexible, powerful and always evolving. With a product that needs to scale to meet the needs of many thousands of businesses globally. They rely on us to protect their data and that of their customers. Notion is looking for security engineers that have a passion for securing complex products. As an Application Security Engineer working on AI Security you will be a consultant, advocate and builder that is hyper focused on preventing and eliminating security risk for Notion’s AI products.   This role can be based in either San Francisco or New York City. We work from our offices on Mondays, Tuesdays and Thursdays (our Anchor Days) because we do our best thinking and building together in person. We’re looking for someone who’s excited to work alongside the team during those days. What You'll Achieve Help define the security models for Notion’s products as they ship, giving guidance to engineering and product teams to ensure new features meet strict enterprise security requirements. Perform hands on testing and develop automated red teaming for AI and agentic features, especially focused on AI specific risks like prompt injection. Make the secure path the easy path for product teams by providing design guidance and finding architectural solutions that eliminate classes of vulnerabilities. Provide developers guidance and education on security and privacy best practices that prevent the authoring of vulnerabilities; leverage skills, MCP enabled tools, and hooks to help prevent vulnerabilities for developers using agentic coding tools. Participate in and drive mitigation strategies during AppSec related incident responses. Skills You'll Need to Bring Security Architecture expertise: You have at least 6+ years of experience working with product teams to design and/or build secure software. Thoughtful problem-solving: For you, problem-solving starts with a clear and accurate understanding of the context. You can decompose tricky problems and work towards a clean solution, by yourself or with teammates. You're comfortable asking for help when you get stuck. Impact-driven approach to technology: You use technology to drive measurable user and business outcomes, not as an end in itself. You stay current with tools like Cursor, Claude Code, and other AI-assisted development environments, and you’re pragmatic about choosing what delivers the most value. Pragmatic and business-oriented: You care about business impact and prioritize projects accordingly. As a product security expert you communicate and facilitate understand of the threat model and risks with the goal to balance the right security investments with the right bottom line outcomes. Empathetic communication: You communicate nuanced ideas clearly, whether you're explaining technical decisions in writing or brainstorming in real time. In disagreements, you engage thoughtfully with other perspectives and compromise when needed. Startup mentality: You are comfortable navigating the fast moving, unstructured nature of a hyper-growth startup. You are self-motivated to add value and bias towards action. You don’t need to be an AI expert, but you’re curious and willing to adopt AI tools to work smarter and deliver better results Nice To Haves Experience building AI-enabled applications in production (LLMs and/or classical ML), including prompt + tool orchestration, retrieval, evaluation, and iteration based on real-world feedback. Published reports of vulnerabilities you have found or AppSec related blog posts, especially anything AI related Participation in bug bounty programs or capture the flag exercises Involvement in local or regional security user groups or conferences Notion is committed to providing highly competitive cash compensation, equity, and benefits. The compensation offered for this role will be based on multiple factors such as location, the role’s scope and complexity, and the candidate’s experience and expertise, and may vary from the range provided below. For roles based in San Francisco and New York, the estimated base salary range for this role is $230,000 - $280,000 per year. For qualified candidates, Notion may consider a full-time remote candidate. By clicking “Submit Application”, I understand and agree that Notion and its affiliates and subsidiaries will collect and process my information in accordance with Notion’s Global Recruiting Privacy Policy . #LI-Onsite A Note on AI You don’t need deep AI expertise for every role, but we do expect every Notino to be intellectually curious, drawn to tinkering and discovery, and excited to use AI as a real collaborator in their work. For some roles, AI fluency is a core requirement — when that’s the case, we'll say so explicitly in the qualifications. People who thrive here don’t treat AI as a novelty. They use it to think better, and make their work easier for others to build on. Equal Opportunity & Accommodations We hire talented people from a wide range of backgrounds. If you’re excited about this role but don’t meet every bullet, we still encourage you to apply. Notion is an equal opportunity employer and does not discriminate on the basis of any legally protected characteristic. Consistent with applicable law, we will consider for employment qualified applicants with arrest and conviction records. Notion provides reasonable accommodations during the application process; if you need one, please let your recruiter know. Notion is proud to be an equal opportunity employer. We do not discriminate in hiring or any employment decision based on race, color, religion, national origin, age, sex (including pregnancy, childbirth, or related medical conditions), marital status, ancestry, physical or mental disability, genetic information, veteran status, gender identity or expression, sexual orientation, or other applicable legally protected characteristic. Notion considers qualified applicants with criminal histories, consistent with applicable federal, state and local law. Notion is also committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If you need assistance or an accommodation due to a disability, please let your recruiter know.

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