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Staff Engineer

Illumio· Engineering
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HQ - Sunnyvale (Office)$196k - $235kFull-timePosted 2mo ago

About the role

Software Engineer to join the CloudSecure team to deliver enterprise-grade cloud security at scale, owning quality across a multi-cloud micro-segmentation platform (AWS, Azure, GCP) and driving automation, performance, and reliability across full stack and infrastructure.

Responsibilities

  • Product Quality & Automation (50%) - Design and execute comprehensive functional, integration, and end-to-end test strategies for CloudSecure features - Build and maintain scalable API, UI, and end-to-end automation frameworks - Validate cloud security workflows including resource discovery, policy computation, flow ingestion, visualization, and compliance across AWS, Azure, and GCP - Partner with engineering and product teams to define acceptance criteria, improve testability, and drive shift-left quality practices - Own defect triage, root cause analysis, and release readiness for your feature areas
  • Quality Engineering & Infrastructure (50%) - Design and execute large-scale performance and scalability tests simulating enterprise customer environments - Thousands of workloads, Hundreds of VPCs/VNETs, Millions of flow records, Large policy and inventory datasets - Build automated performance benchmarks and regression suites to detect latency, throughput, and resource utilization regressions - Validate system behavior under stress, peak load, and long-running endurance scenarios - Design and execute chaos engineering experiments including: Database failovers, Kafka failures and lag, Network partitions, Cloud API throttling, Pod failures and OOM scenarios - Validate graceful degradation, fault tolerance, recovery, and high availability across distributed services - Own quality gates within CI/CD and continuously improve automation reliability, execution time, and release confidence - Drive cross-module integration testing across User Console, CloudSecure services, Policy Compute Engine, and supporting platform services - Develop tooling that enables developers to self-serve test environments, test data, and automation execution

Qualifications

  • Bachelor’s in computer science or equivalent degree. Master’s degree a plus
  • 9+ years building automation for SaaS or cloud-native distributed systems
  • Strong programming skills in Python, Go, JavaScript, or similar
  • Hands-on experience with automation frameworks such as Cypress, Playwright, Pytest, or equivalent
  • Experience designing automation for APIs, UI, and distributed microservices
  • Hands-on experience with AWS, Azure, or GCP, including networking and security constructs (VPCs, VNets, Security Groups, Firewalls, IAM)
  • Experience with CI/CD pipelines (Jenkins, GitHub Actions, GitLab CI, or similar)
  • Strong understanding of distributed systems, REST APIs, Kubernetes, and cloud-native architectures
  • Ability to debug application code and work closely with developers to identify root causes—not just report failures

Skills

Required:Automation engineeringCloud platformsProgrammingCI/CD
Last updated Oct 7, 2026. Interested? Apply on the company site.

About Illumio

The Breach Containment Company

Explore Illumio, the world's first breach containment platform. Stop cyber attacks before they spread with cloud detection and microsegmentation.

securitycybersecuritynetwork securityzero trustmicrosegmentationcloud detectioncyber attack prevention
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