Senior Platform Architect - Cloud & AI Infrastructure

Rafay Systems; Sunnyvale (CA); On-site; USD 260,000 - 360,000; Full time

Job summary

Rafay Systems in Sunnyvale, CA is seeking a Sr. Principal Engineer to provide technical leadership and hands-on architecture for Rafay’s multi-tenant cloud and AI infrastructure platform.

You will guide architecture across cloud infrastructure, Kubernetes, observability, security, and automation while mentoring teams and driving reliable production systems. The role blends architecture with hands-on implementation, focusing on scalable, secure platforms suitable for enterprise and regulated

Qualifications

• 12+ years designing large-scale enterprise software platforms.
• Senior architect or principal engineer responsible for platform decisions.
• Deep understanding of distributed systems: scalability, HA, resiliency.
• Expert in Golang or Python; strong cloud and Kubernetes experience.
• Microservices, multi-tenant control planes, and security-focused design.
• Experience with public clouds (AWS/Azure/GCP) and networking basics.
• Observability, telemetry, and proactive reliability practices.

Responsibilities

• Design core architectural components for a large-scale multi-tenant platform.
• Set technical vision and align major platform areas across teams.
• Build modular, scalable, secure, observable distributed services.
• Lead platform security architecture incl. IAM, secrets, TLS, and isolation.
• Drive observability via metrics, logs, traces, and health frameworks.
• Mentor engineers and establish scalable engineering practices.

Skills

Golang

Python

Kubernetes

Distributed systems

Security

Observability

Multi-tenant

Cloud infrastructure

Networking

Architecture leadership

Tools

OpenTelemetry

Prometheus

Grafana

AWS

GCP

Job description

Rafay Systems in Sunnyvale, CA is seeking a Sr. Principal Engineer to provide technical leadership and hands-on architecture for Rafay’s multi-tenant cloud and AI infrastructure platform.

You will guide architecture across cloud infrastructure, Kubernetes, observability, security, and automation while mentoring teams and driving reliable production systems. The role blends architecture with hands-on implementation, focusing on scalable, secure platforms suitable for enterprise and regulated