Title: Security Engineer – Engineering Security

Location: Seattle, WA (Preferred) / Sunnyvale, CA – Onsite

Qualifications

8+ years of professional experience in security engineering, application security, product security, offensive security, systems architecture, or a related technical security field.
Demonstrated experience reviewing complex technical designs and identifying security risks in applications, APIs, cloud services, microservices, or distributed systems.
Strong knowledge of threat modelling, vulnerability classification, risk modelling, authentication/authorization, least privilege, and data protection principles.
Hands-on experience with security testing, vulnerability investigation, penetration/adversarial testing, or validating security controls.
Ability to communicate technical findings clearly and collaborate directly with engineering, security, privacy, and third-party stakeholders.
Preferred qualifications include experience assessing AI/LLM agents, prompt injection and unsafe tool use, privacy design reviews, cloud environments, and security automation using Python, Go, Bash, or similar languages.

Security Engineer (Threat Modeling)

Key skills