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Sr. Software Engineer - Cloud Security

Illumio - Sunnyvale, CA, United States - In-office - posted 2026-08-14

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Illumio is the leader in ransomware and breach containment, powered by the Illumio AI Security Graph. The company's breach containment platform identifies and contains threats across hybrid multi-cloud environments, recognized as a Leader in the Forrester Wave for Microsegmentation. In this role, you will develop containerized microservices for a distributed multi-tenant system that processes real-time data, events, and network telemetry from multiple public clouds (AWS, Azure, GCP). Your work will provide customers with real-time insights, visibility, and security recommendations to identify and minimize cloud risk. Key responsibilities include: - Design and implement cloud security services, defending your architecture to peers and delivering production-quality implementations - Mentor junior engineers, new graduates, and interns to accelerate their growth - Own critical features and subsystems across the entire software development lifecycle, from requirements clarification through successful customer deployment - Own operational aspects of the system, ensuring you understand real-world challenges to write better, more supportable software - Ensure code quality through early developer testing and functional/integration testing - Partner with Product Management to refine requirements that exceed customer expectations - Develop deep understanding of customer problems through stakeholder and peer interaction You will primarily write code in Go and work with data pipelines using SQL. The platform is Kubernetes-based, and you'll leverage cloud infrastructure tools like CloudFormation, Terraform, and Ansible. Experience with networking, security controls, REST APIs, and Unix/Linux environments is essential. The role requires 4+ years building distributed and scalable software systems, a Bachelor's degree in Computer Science (or equivalent), and demonstrated passion for continuous learning. This position involves access to export-controlled technology and requires compliance with U.S. export controls.

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