Staff Software Engineer
Read straight from Illumio's careers page, verified 5h ago.Seekless can tailor your résumé to it.
Seekless can write your résumé for this posting first.
Before you apply
SalaryNo pay range posted
LocationHQ - Sunnyvale (Office)
Work modeon-site
Typefull-time
SeniorityLead
DepartmentEngineering
Company size501–1,000 people
PostedNov 3, 2026 · 3d ago
Verified live5h ago
At a glanceSummarised by Seekless from the posting.
Proven experience as a Cloud Architect or a similar role, designing and implementing cloud-based solutions in a production environment
AWS / Azure / GCP cloud experience
Extensively used one of these platforms at the API/programming level
Experience in one or more programming languages: Java, Python
REST API client experience
Gang of four design patterns
Strong expertise in cloud platforms such as Amazon Web Services (AWS), Microsoft Azure, or Google Cloud Platform (GCP)
In-depth knowledge of Kubernetes and containerization technologies
Built highly scalable distributed system from ground up
Experience with building highly scalable and resilient cloud services
Excellent problem-solving and troubleshooting skills
Strong communication and collaboration abilities
Ability to work in an agile environment and drive initiatives with clarity and purpose
Experience with networking and security controls is a plus
CloudFormation, Terraform are nice to have
Working knowledge of spring or similar ecosystems
Knowledge of Kubernetes and docker containers is good to have
Skills
AWS
Azure
GCP
Java
Python
REST API
CloudFormation
Terraform
Spring
Kubernetes
Docker
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:
At Illumio, our engineering team thrives on visionary leadership, customer-centric innovation, and relentless execution. We tackle the most critical and complex challenge in modern cybersecurity: stopping malicious actors and containing cyber threats before lateral movement turns an attack into a widespread business catastrophe.
As an engineer here, you will design, build, and optimize massively scalable distributed systems that power the future of zero trust, segmentation, and automated breach containment. Working across a high-performance stack—from operating system internals to highly available multi-cloud scaling and immersive data visualizations—you will solve complex networking, massive real-time telemetry processing challenges.
If you are eager to conquer deep systems-level problems, build fault-tolerant software at a massive scale, and create a safer digital future for the world’s largest enterprises, join our mission and engineer the defense systems of tomorrow.
Your Impact:
•
Deliver cloud architecture that solves the business problem and balance architecture and business margins
•
Collaborate with cross-functional teams, including Product manager, developers, DevOps engineers to understand business requirements and architect scalable cloud solutions
•
Design, deploy, and manage cloud-based architecture using industry best practices, focusing on efficiency, scalability, availability, performance, and security
•
Evaluate and select appropriate cloud technologies, platforms, and tools, including Kubernetes, to meet the company’s needs and drive innovation
•
Optimize cloud-based systems for high availability, fault tolerance, and disaster recovery
•
Implement and manage monitoring, logging, and alerting systems to ensure the health and performance of the cloud infrastructure
•
Identify and resolve performance bottlenecks, security vulnerabilities, and other operational issues in the cloud environment
•
Stay up-to-date with the latest trends, technologies, and best practices in cloud computing, distributed systems, and cyber security
Your Toolkit:
•
Proven experience as a Cloud Architect or a similar role, designing and implementing cloud-based solutions in a production environment
•
AWS / Azure / GCP cloud experience
•
Extensively used one of these platforms at the API/programming level
Nice to have
•
Experience with networking and security controls is a plus
•
Language and programming requirements
•
Experience in one or more programming languages: Java, Python
•
REST API client experience
•
CloudFormation, Terraform are nice to have
•
Working knowledge of spring or similar eco systems o Knowledge of Kubernetes and docker containers is good to have
•
Gang of four design patters
•
Strong expertise in cloud platforms such as Amazon Web Services (AWS), Microsoft Azure, or Google Cloud Platform (GCP)
•
In-depth knowledge of Kubernetes and containerization technologies
•
Built highly scalable distributed system from ground up
•
Experience with building highly scalable and resilient cloud services
•
Excellent problem-solving and troubleshooting skills
•
Strong communication and collaboration abilities
•
Ability to work in an agile environment and drive initiatives with clarity and purpose
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.