Senior Engineer, Platform Security and Reliability

Role overview As a hands-on senior engineer, own the security and reliability of cloud and high-performance computing platforms used by technical teams. Establish practical controls, automation, and recovery capabilities across cloud and Linux environments, and guide platform decisions so systems remain secure, dependable, and maintainable by the broader engineering team.

Responsibilities - Define and maintain security baselines for cloud and Linux systems, including hardening, secure defaults, and preventive and detective controls. - Manage identity and access, least-privilege permissions, secrets, certificates, and access reviews across cloud and hosted services. - Secure machine-image pipelines through vulnerability scanning, patching, automated tests, versioning, and rollback. - Automate compliance checks, asset and configuration inventories, evidence collection, and remediation tracking. - Set service health indicators and reliability objectives; build recovery mechanisms and lead response to availability and security incidents. - Review infrastructure designs and code, document technical decisions, mentor engineers, and reduce operational complexity and single-person dependencies.

Requirements - Bachelor’s degree in a technical field or equivalent practical experience. - Five or more years in platform, infrastructure, cloud, security, or site reliability engineering, including production cloud operations. - Strong AWS and Linux administration, hardening, and troubleshooting experience. - Experience with infrastructure as code, configuration management, and scripting or programming. - Practical experience implementing security controls and operating monitoring, recovery, and incident-response capabilities. - Sound judgment in balancing security, reliability, performance, cost, and maintainability.

Nice to have - Google Cloud experience, especially designing a new environment. - Cloud cost management experience.

Benefits and work setup - Full-time benefits may include medical, dental, and vision coverage, paid vacation, retirement savings, and pre-tax spending benefits. - Occasional weekend work, schedule flexibility, or extended hours may be needed for launches and critical projects. - The position involves access to a facility handling export-controlled information; eligibility to access that information is required.