---
title: 'Site Reliability Engineer II at Illumio'
canonical: 'https://feeny.ai/job/site-reliability-engineer-ii-illumio-hq-sunnyvale-ca-73nyvrkn4550'
type: 'job'
last_seen: '2026-09-08'
---

# Site Reliability Engineer II at Illumio

- **Company:** [Illumio](https://feeny.ai/companies/illumio)
- **Location:** HQ / Sunnyvale, CA
- **Employment:** full-time
- **Work type:** onsite
- **Posted:** 2026-07-17
- **Last confirmed live:** 2026-09-08
- **Apply:** https://jobs.ashbyhq.com/illumio/c03fae33-a169-429e-81f0-15b9bcc1df56

## Job 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.

LOCATION: 5 ON-SITE DAYS A WEEK IN SUNNYVALE, CA HEADQUARTERS.

## OUR TEAM'S VISION:

Our Engineering team is driven by a culture that thrives on visionary leadership, autonomy, and ownership, creating a dynamic synergy that drives us forward in the ever-evolving landscape of cybersecurity.

When you join our team, you become part of the leader in Zero Trust Segmentation. You'll work with a cutting-edge technology stack that spans operating systems, distributed applications, and immersive UI/visualization tools.

We're shaping the future of cybersecurity. And together, we will continue to build world-class products—led by people with different perspectives, backgrounds, and a commitment to innovation in a time when the world faces its greatest cybersecurity threats in history.

## YOUR IMPACT:

As an SRE Engineer II, you will be responsible for managing our multi-cloud infrastructure on Azure, AWS and/or GCP. As and when required, you will be responsible for designing new services and applications in the cloud(s) and take them from development to production while working closely with Engineering, SRE/OPS, and Security teams.

On a day-to-day basis, you will work on enhancing system reliability and scalability of Illumio SaaS products, and drive continuous improvement initiatives.

The ideal candidate will have a passion for cloud technology, automation, and collaboration, along with a solid foundation in Azure cloud platform and related DevOps practices.

- Design, deploy, and maintain cloud infrastructure solutions on Azure, AWS, and/or GCP to support our applications and services
- Implement infrastructure as code (IaC) principles using tools such as Terraform, ARM templates, or CloudFormation to automate provisioning and configuration management
- Develop and maintain CI/CD pipelines for automated software delivery and deployment, leveraging tools such as Azure DevOps, AWS CodePipeline, or Jenkins
- Monitor system performance, application health, and infrastructure metrics using cloud monitoring and logging services, and implement proactive measures to optimize performance and availability
- Support incident response and resolution efforts, conduct root cause analysis, implement corrective actions, and document post-incident reviews
- Collaborate with Engineering teams to design and implement scalable and reliable architectures, providing guidance on best practices for cloud-native application development
- Implement security best practices and controls in cloud environments to protect data, applications, and infrastructure, and ensure compliance with regulatory requirements
- Drive automation initiatives to streamline operational tasks, reduce manual effort, and improve overall efficiency in cloud operations
- Stay current with cloud platform updates, trends, and best practices, and evaluate emerging technologies for potential adoption to drive innovation and efficiency
- Provide support and guidance to junior team members, fostering a culture of learning, collaboration, and continuous improvement within the SRE/DevOps team

## YOUR TOOLKIT:

- Bachelor's degree in Computer Science, Engineering, or related field; or equivalent work experience
- 2+ years of experience working as an SRE, DevOps Engineer, or similar role, with hands-on experience in Azure cloud platform in a production environment setting
- Exposure to AWS and/or GCP cloud platforms is preferred
- Proficiency in scripting and programming languages such as PowerShell, Python, or Go for automation and infrastructure management tasks
- Experience with CI/CD tools and methodologies, containerization technologies, and microservices architecture in cloud environments
- Strong analytical, problem-solving, and communication skills, with the ability to collaborate effectively with cross-functional teams
- Azure certifications such as Azure Administrator, Azure Developer, or AWS/GCP certifications are a plus

## #LI-KD1 #LI-ONSITE

## OUR COMMITMENT:

Illumio believes that an environment of unique backgrounds, experiences, viewpoints, and individual contributions drives our success and makes us stronger together. We are dedicated to creating and maintaining a diverse culture and emphasizing inclusion and belonging.

This position involves access to software/technology that is subject to U.S. export controls. Any job offer made will be contingent upon the applicant’s capacity to serve in compliance with U.S. export controls.

Our Commitment

Illumio believes that an environment of unique backgrounds, experiences, viewpoints, and individual contributions creates a culture of belonging, drives our future, and makes us stronger together in support of our customers and their success.

All official job offers from our company are extended directly by our recruitment team and will be sent through an official E-Signature document for your review and signature. Please be aware that we do not ask for any personal information in the process of extending offers of employment, such as financial details or social security numbers. Upon acceptance of any offer, we will request such information as part of the onboarding process prior to or on your first day of employment, and only after completing a background check through an authorized third-party vendor. If you receive any communication asking for personal details outside of these processes, please contact us immediately to verify the authenticity of the request. Your security is important to us, and we are committed to a safe and transparent hiring experience.

For roles in San Francisco and Los Angeles: Pursuant to the San Francisco Fair Chance Ordinance and the Los Angeles Fair Chance Initiative for Hiring, Illumio will consider for employment qualified applicants with arrest and conviction records.

## About Illumio

## Company Overview
- **One-liner**: Illumio provides a breach containment platform that prevents lateral movement and strengthens cyber resilience across hybrid and multi-cloud environments using AI-powered microsegmentation.
- **Entity Type**: Private (over $557.5M in total funding, 5 rounds, late-stage)
- **Headquarters**: Sunnyvale, California, USA
- **Founded**: 2013
- **Founders**: Not publicly available (co-founders typically listed as Andrew Rubin and PJ Kirner, but not confirmed in provided sources)

## Core Business
- **Primary industry/industries**: Cybersecurity (Computer and Network Security)
- **Target customers**: B2B – enterprise and midsize businesses across banking & financial services, energy & utilities, government, healthcare, and manufacturing
- **Mission or purpose statement**: “Breaches are Inevitable. Disasters are Optional.” – focuses on shifting from prevention to cyber resilience and breach containment.

## Products & Services
- **Illumio Segmentation**: Microsegmentation platform that secures critical assets, workloads, and devices across hybrid and multi-cloud environments. Prevents lateral movement and enforces Zero Trust.
- **Illumio Insights**: AI-powered observability, detection, and containment platform. Identifies lateral movement, detects attacks, and enables one-click containment using the Insights Agent (AI teammate).
- **Illumio CloudSecure**: A newer product focused on cloud security, integrating with Azure Firewall Management and other cloud environments.

## Market Standing
- **Valuation/Market Cap**: Not disclosed.
- **Key Metrics**: Annual revenue of $100M (LinkedIn estimate); total funding of $557.5M (LinkedIn).
- **Notable Investors/Partners**: Not specified in provided sources. Key partnership: collaboration with Microsoft to strengthen cyber resilience and prevent breaches at scale.
- **Growth Signals**: 640 employees (+12.0% YoY, +96 people); named a 2024 Forrester Wave Leader in Microsegmentation; named a Customers’ Choice in the 2026 Gartner Peer Insights Voice of the Customer for Network Security Microsegmentation; targeting new AI-driven market with Insights Agent.

## Competitive Advantages
- Proven leader in microsegmentation (Forrester Wave Leader, Gartner Customers’ Choice).
- First-to-market breach containment platform – not just detection but automated containment.
- Strong cross-platform support (hybrid, multi-cloud, on-premises).
- High customer satisfaction (4.8/5 star rating based on reviews).
- Deep integrations with major cloud providers (Microsoft Azure, AWS).

## Strategic Focus
- Expanding AI capabilities with the Insights Agent for faster threat detection and automated remediation.
- Deepening cloud-native integrations, especially with Azure Firewall Management.
- Scaling from mid-market to large enterprise and government sectors.
- Building a new global headquarters (Sunnyvale) and expanding regional offices (London, Paris, Tokyo, Singapore, Australia, etc.).

## Why Work Here
- **Culture**: “Illumineer” culture built on innovation, cross-functional collaboration, and inclusion. Core values: Customer First Always, Relentless Execution, Onwards Together.
- **Work model**: Hybrid – 2 days per week in office (Sunnyvale); every Friday is a remote work day.
- **Benefits**: Comprehensive medical benefits, generous parental leave, fitness reimbursement, mentorship program, professional development resources, catered lunches, stocked kitchen, Illumineer Day (dedicated holiday).
- **Employee Resource Groups**: The Neuroverse (neurodiversity), The Rainbow Room (LGBTQIA+), The Women (women’s leadership), The Village (caregivers).
- **Growth**: Fast-growing company (12% headcount YoY) with a mission-critical cybersecurity product; interns work on real projects that impact the future of security.

## Sources
1. [Illumio Homepage](https://www.illumio.com/)
2. [Illumio Careers Page](https://www.illumio.com/company/careers)
3. [Illumio Corporate Overview](https://www.illumio.com/resource-center/corporate-overview)
4. [Illumio Job Listing (Senior Backend Engineer)](https://www.illumio.com/company/job-listing)
5. [Illumio LinkedIn Company Page](https://www.linkedin.com/company/illumio)

## Other roles at Illumio

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- [Sr. Engineering Manager - Architecture](https://feeny.ai/job/sr-engineering-manager-architecture-illumio-hq-sunnyvale-ca-1mvjscekcvfy) — HQ / Sunnyvale, CA
- [RVP, South](https://feeny.ai/job/rvp-south-illumio-georgia-s0zsh6qrxcvq) — Georgia
- [Sr. Manager, Engineering - Cloud Security](https://feeny.ai/job/sr-manager-engineering-cloud-security-illumio-hq-sunnyvale-ca-4anywbf645nr) — HQ / Sunnyvale, CA
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