Principal Security Engineer, Infrastructure Security
Core
Define and drive technical strategy for securing Upstart's production infrastructure, cloud, compute, and developer platforms to enable fast, safe delivery.
Role type
Principal Security Engineer (Infrastructure Security)
Builds
Cloud-native infrastructure, Kubernetes environments, CI/CD pipelines, and AI-assisted developer workflows for a lending marketplace.
Domain
Fintech / Cloud Security / Infrastructure Security
Deliverable
production ML models | infrastructure
Required skills
Cloud-native security (AWS), Kubernetes/container security, Infrastructure-as-Code, Python/Go/Java/Ruby, Security architecture reviews, Cross-functional leadership, Vulnerability management, Secrets management, Network segmentation, CI/CD security
Preferred skills
Service-to-service trust models, Runtime security, Cloud security posture management, Security metrics/maturity models, AI-assisted engineering security, Regulatory compliance partnership, Security certifications (AWS/GCP/CISSP/CCSP)
Technologies
AWS, Kubernetes, Python, Go, Java, Ruby, CI/CD tools, Infrastructure-as-Code frameworks
Responsibilities
Define infrastructure security strategy aligned with business priorities; Own security roadmap for cloud/platform/compute environments; Lead security architecture reviews for critical initiatives; Identify and reduce systemic infrastructure risks via automation; Establish standards for production access and workload trust; Partner on security of AI-assisted developer workflows; Serve as technical authority during high-severity incidents; Mentor engineers and influence stakeholders on risk.
Seniority
Principal, strategy & mentorship