Illumio
Sr. Member of Technical Staff
HQ - Sunnyvale (Office) · Staff+ · Contract
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About the role
- Illumio is the leader in ransomware and breach containment, redefining how organizations contain cyberattacks and enable operational resilience.
- Recognized as a Leader in the Forrester Wave™ for Microsegmentation, Illumio enables Zero Trust, strengthening cyber resilience for the infrastructure, systems, and organizations that keep the world running.
Responsibilities
- You'll own quality across a multi-cloud micro-segmentation platform that protects workloads on AWS, Azure, and GCP-working across the full stack from cloud synchronization and policy computation to APIs, UI, distributed services, and large-scale infrastructure.
- You'll build automation, validate performance and scalability at enterprise scale, improve release confidence, and ensure the platform remains resilient under real-world production conditions.
- 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
- Design and execute large-scale performance and scalability tests simulating enterprise customer environments
- 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
Nice to have
- Experience with performance and load testing tools such as k6, Locust, JMeter, or Gatling
- Experience profiling application performance and identifying bottlenecks across distributed systems
- Familiarity with observability platforms (Grafana, Prometheus, Datadog, OpenTelemetry)
- Experience with chaos engineering tools such as Litmus, Gremlin, or Chaos Monkey
- Experience with Kubernetes, Docker, and Terraform
- Understanding of network security, segmentation, firewall policies, and cloud networking
- Experience testing enterprise-scale multi-tenant SaaS platforms
- This position involves access to software/technology that is subject to U.S. export controls.
Skills
- ONWARDS TOGETHER!
- 5 ON-SITE DAYS A WEEK IN SUNNYVALE, CA HEADQUARTERS.
Company info
- Product Quality & Automation (50%)
- Quality Engineering & Infrastructure (50%)
- Thousands of workloads
- Hundreds of VPCs/VNETs
- Millions of flow records
- Large policy and inventory datasets
This listing is sourced directly from Illumio's careers page and normalized into a canonical job model.