Senior Security Engineer

You.com is building the AI Search Infrastructure that powers modern AI systems. The Senior Security Engineer will support engineering teams in securely designing, building, testing, and maintaining software and infrastructure, while driving continuous improvement in security practices across the company.

Responsibilities:

• Act as a security subject matter expert to support engineers through design reviews, threat modeling, code reviews, patch creation, and security testing
• Collaborate with product and engineering teams to architect resilient, security-first services
• Engineer and implement secure, scalable, and resilient systems
• Develop and customize high-signal security tooling through automation and plugins
• Manage day-to-day security tasks, including abuse remediation, threat research, and incident handling
• Participate in on-call rotations and incident response efforts to ensure platform and customer security

Requirements:

• 9+ years in security roles across disciplines such as application security, DevOps, security operations, software engineering, red teaming, incident response, security research, and AI security
• Proficiency in programming languages like JavaScript, Python, and Terraform
• Expertise in AWS cloud services, GitHub, Google Workspace, and Kubernetes
• Hands-on experience in threat modeling, penetration testing, creating security requirements, conducting source code reviews, leading security design reviews, incident response, and securing cloud environments
• Self-motivated, collaborative, and skilled at prioritizing work
• A strong advocate of ownership, capable of managing problems end-to-end individually or within a team
• Proven experience managing security programs with a focus on partnership and enablement