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Senior Engineer, Cloud Security

Illumio - Sunnyvale, CA, United States - In-office - posted 2026-10-07

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Illumio is the leader in ransomware and breach containment, recognized as a Leader in the Forrester Wave for Microsegmentation. The company's breach containment platform identifies and contains threats across hybrid multi-cloud environments using the Illumio AI Security Graph to enable Zero Trust security. In this Senior Engineer 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. Your work will provide customers with real-time insights, visibility, and security recommendations to identify and minimize risk in cloud environments. Key responsibilities include: - Design and implement cloud security services, defending your architecture before peers and delivering production-grade implementations - Mentor junior engineers, new graduates, and interns to help them grow as engineers - Write code primarily in Go and work with data pipelines using SQL, leveraging Kubernetes for service infrastructure - Own critical features and subsystems across the entire software development lifecycle, from requirements clarification through deployment and customer usage - Own operational aspects of the system, ensuring you understand real-world challenges and can write 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 fundamental customer problems through stakeholder and peer interaction The role requires 5 on-site days per week at Sunnyvale headquarters. REQUIREMENTS: - Bachelor's degree in Computer Science or equivalent (Master's degree a plus) - 4+ years building distributed and scalable software systems - Passion for software development, continuous learning, and team collaboration - AWS/Azure/GCP cloud experience at the API/programming level; networking and security controls experience is a plus - Kubernetes containerized service delivery experience desired - Proficiency in Go and SQL - REST API client experience - CloudFormation, Terraform, or Ansible experience (nice to have) - General TCP/IP networking knowledge - Unix/Linux programming environment experience Note: This position involves access to software/technology subject to U.S. export controls. Job offers are contingent upon applicant's capacity to serve in compliance with U.S. export controls.

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