Upstart
Principal Platform Security Engineer
$191K–$264K
United States +2 · Remote · Principal · Full-time · Posted Feb 10, 2026
- Location
- United States
Remote
Remote - Experience
- 8+ years in a related technical role; 4+ years focused on infrastructure, cloud, platform, or production security. Preferred: 10+ years spanning relevant engineering fields.
About the job
Defines and leads technical strategy, architecture, and scalable security controls for Upstart’s production infrastructure and developer platforms.
What you'll do
- Own the security roadmap for cloud, platform, compute, and deployment environments, working across engineering organizations.
- Lead infrastructure security reviews and implement preventative controls, guardrails, and automation.
- Improve security for AI-assisted developer workflows and GenAI-enabled systems, and provide technical leadership during major incidents.
What they ask for
- At least 8 years in security engineering, infrastructure engineering, software engineering, or a related technical role, including at least 4 years focused on infrastructure, cloud, platform, or production security.
- Experience securing cloud-native infrastructure in AWS or a similar cloud environment and across multiple infrastructure security domains.
- Experience writing code or automation in Python, Go, Java, Ruby, or a similar language.
- Experience leading security architecture reviews or risk assessments, implementing controls used by multiple teams, and leading cross-functional security initiatives.
Nice to have
- 10+ years of relevant experience; experience owning a multi-team security roadmap.
- Experience with Kubernetes and cloud-native security programs; familiarity with security risks in AI-assisted engineering workflows.
Pay
$190,600 — $263,900 USD (base salary)
Tools
AWS, Kubernetes, Python, Go, Java, Ruby, CI/CD, infrastructure-as-code
AI focus
Improve security of AI-assisted developer workflows and GenAI-enabled systems, including agentic tooling, coding assistants, and internal AI integrations that interact with production or sensitive environments.
Model-written summary · the original posting is authoritative