Senior Principal Software Engineer (Foundational Platform)
Palo Alto Networks10 days ago
San Francisco, CA, USA +2 moreStaff+
Base Salary
$184k - $297k/yr
Responsibilities
- Lead the end-to-end architecture and design of platform domains including IAM/RBAC, authorization, licensing and entitlement lifecycle, device management, and workflow orchestration.
- Design and build resilient, distributed microservices using Go, Node.js, Python, Google Cloud, and Temporal.
- Implement zero-trust security patterns, mTLS service authentication, OAuth2.0/OIDC, and fine-grained authorization models.
- Partner with Product Management, SRE, QA, and customer-facing teams to deliver cloud solutions.
- Develop shared Go, Node, and Python frameworks, client SDKs, event-driven patterns, and micro-frontend platform tooling.
- Drive reliability, scalability, latency optimization, and root-cause analysis for incidents across multi-region Kubernetes deployments.
- Recruit, mentor, and guide principal, senior, and mid-level engineers.
Requirements
- 15+ years of experience building large-scale enterprise SaaS applications.
- 5+ years in lead technical architecture or Staff/Principal engineering roles for cloud-native platforms.
- Deep hands-on experience building high-concurrency microservices in Go, Node.js, and Python.
- Expertise with Cloud Spanner, Cloud SQL, AlloyDB, Firestore, MongoDB, and Redis.
- Experience with event-driven architectures, GCP Pub/Sub, and Temporal workflow orchestration.
- Strong knowledge of OIDC, SAML, OAuth2, OPA/OPAL, Permify, RBAC/ABAC, Istio mTLS, and client-certificate authentication.
- Hands-on experience with GCP or AWS, Kubernetes/GKE, Helm, Terraform, and GitOps CI/CD pipelines.
- Experience influencing cross-functional engineering teams, building technical consensus, and delivering complex multi-year initiatives.
- Exposure to React micro-frontends, Webpack Module Federation, API Gateway design, or multi-tenant SaaS licensing is desirable.
Benefits
- Most teams work from the office full time, with flexibility when needed.
- Employee benefits are provided by Palo Alto Networks.
- This position does not offer work visa sponsorship.
About Palo Alto Networks
Palo Alto Networks builds cybersecurity products for enterprises and governments, including next-generation firewalls, cloud security (Prisma Cloud/Prisma Access), and SOC tools (Cortex). It sells subscriptions and appliances with cloud-delivered threat intelligence, securing networks, endpoints, and applications across data centers and public clouds. Founded in 2005 and headquartered in Santa Clara, California, the company is publicly traded on the NYSE under the ticker PANW.