# Sr. Staff Engineer at Illumio

Illumio is hiring a Sr. Staff Engineer in Sunnyvale, United States. It pays $232k-$278k a year and Level rates it Little AI ●○○○; you can [apply on Illumio](https://jobsbylevel.com/go/fd921c21-5d10-4ca8-b7d8-f7a87d08b126?utm_medium=ai-agent).

AI Level 1, AI centrality 27 out of 100. HQ - Sunnyvale (Office).

## Details

- Company: [Illumio](https://jobsbylevel.com/companies/illumio)
- AI level: AI Level 1 (score 27 out of 100)
- Location: HQ - Sunnyvale (Office)
- Salary: $232k-$278k
- Posted: November 3, 2026
- Apply: https://jobsbylevel.com/go/fd921c21-5d10-4ca8-b7d8-f7a87d08b126?utm_medium=ai-agent
- Free CV review for this job: https://jobsbylevel.com/cv-review?job=sr-staff-engineer-at-illumio-4e0dfa

## Description

Onwards Together! Illumio is the leader in ransomware and breach containment, redefining how organizations contain cyberattacks and enable operational resilience. Powered by the Illumio AI Security Graph, our breach containment platform identifies and contains threats across hybrid multi-cloud environments – stopping the spread of attacks before they become disasters. 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. Our Team's Vision Illumio is the leader in ransomware and breach containment, redefining how organizations contain cyberattacks and enable operational resilience. Powered by the Illumio AI Security Graph, our breach containment platform identifies and contains threats across hybrid multi-cloud environments, stopping the spread of attacks before they become disasters. Recognized as a Leader in the Forrester Wave™ for Micro segmentation, Illumio enables Zero Trust and strengthens cyber resilience for the infrastructure, systems, and organizations that keep the world running. Our Engineering team is driven by a culture that thrives on visionary leadership, autonomy, and ownership. You'll work alongside exceptional engineers solving some of the most challenging problems in distributed systems, cloud security, networking, and large-scale platform architecture. We believe diverse perspectives and technical excellence are critical to building world-class cybersecurity products. As a senior technical leader on the Architecture Team, you will help define the next generation of Illumio's platform and services. You will influence engineering direction across multiple product areas, establish technical standards, and drive architectural decisions that impact customers globally. Your Impact Lead the architecture, design, and evolution of large-scale distributed systems powering Illumio's cloud platform. Drive long-term technical strategy and architectural direction across multiple engineering organizations. Design highly scalable, resilient, and observable backend services capable of operating at significant scale. Partner closely with Engineering, Product Management, Security, and Infrastructure teams to align architecture with business objectives. Establish frameworks, patterns, and engineering standards that improve system reliability, maintainability, and developer productivity. Act as a trusted technical advisor and mentor to Staff and Senior Engineers across the organization. Influence key technology decisions involving cloud-native architecture, microservices, messaging systems, data platforms, and service orchestration. Lead resolution of complex architectural challenges involving performance, availability, reliability, and security. Evaluate emerging technologies and drive adoption of innovations that improve platform capabilities and operational excellence. Champion engineering best practices including design reviews, operational readiness, observability, testing strategies, and technical debt reduction. Represent architecture decisions to technical and executive stakeholders and build alignment across teams. This role aligns with Illumio's Senior Staff/Expert-level expectations, requiring broad expertise, leadership across multiple disciplines, independent judgment on significant business-impacting initiatives, and influence that extends across the engineering organization. Your Toolkit Bachelor's degree in Computer Science, Computer Engineering, or a related technical discipline. Advanced degree preferred. 12+ years of professional software engineering experience building large-scale backend and distributed systems. Proven experience designing and operating highly available, cloud-native platforms in production environments. Deep expertise in distributed systems concepts including consistency models, fault tolerance, consensus, service discovery, caching,

The description is cut here. Read the full offer: https://jobsbylevel.com/jobs/sr-staff-engineer-at-illumio-4e0dfa

Source: https://jobsbylevel.com/jobs/sr-staff-engineer-at-illumio-4e0dfa

## Cite this page

Level. https://jobsbylevel.com/jobs/sr-staff-engineer-at-illumio-4e0dfa.

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