Linux Platform Engineer with IOT Experience

Linux Platform EngineerThe Platform Engineering group within Enterprise IOT supports the reliability, security, scalability, and efficiency of our applications, infrastructure, and devices in cloud and retail environments. This role is new on our team. It is being added to help build highly automated capabilities for hands-off operation of a large, distributed fleet of Linux OS instances, in advance of initiatives that will result in tens of thousands of new devices in our retail stores. The Linux Platform Engineer will play a significant role in defining needs, choosing technical approaches (utilities, libraries, etc.) and implementing tooling & automation. This will include ongoing collaboration with other Plat Eng and Product Dev engineers to collect input, review designs, and contribute requirements for scripting or development efforts by others in support of this work.Required Skills - Linux, Web Services, Containerization, ScriptingJob Duties - Key areas of focus for this role include:OS standard build & image – configuration, hardening, baked-in software, image packagingHeadless recovery capability – self-testing, automated reimage/rebuildObservability – health & performance monitoring, logging, integration with existing SaaS platformNo-touch management – script common admin, maintenance, reporting, and troubleshooting tasks that can be scheduled or wired into existing remote-trigger mechanisms, with success/failure events and harvested information pushed into logging/monitoringCertificate / key distribution and management – contribute to overall system design, build necessary OS-side tooling for the overall system.The role also includes documentation tasks, as well as a small amount of day-to-day production support and break-fix work, particularly in earlier phases before operations are fully automated.Job Requirements - 5+ years of experience supporting Linux OS instances at scale (both cloud and bare metal / physical server experience a big plus), including:Deep knowledge of Linux fundamentals and troubleshooting, including process execution & threads, memory usage, kernel & userland, system calls, signals / signal handlers, storage, authenticationImaging, boot / partition management, and unattended build/rebuild approaches and toolsAutomation of day-to-day configuration, maintenance, information gathering, problem detection and resolutionPerformance monitoring, tuning, and troubleshooting for base OS functionality and installed applicationsExperience with enterprise-grade IoT device management platforms, OTA software update solutions, and secure device provisioning and authenticationNetwork fundamentals, configuration, and troubleshooting (wireless networking a plus)Patch / vulnerability management, security best practices and tools, application of zero touch provisioning and zero trust processes or methodologiesExperience supporting modern web services & architectures, understanding of layered protocol model, IP addressing, and flows for common services like DHCP, DNS, SSH, HTTP/HTTPS, etc.Experience with containerized Linux environments, including:Docker - image builds, runtime support, segmentation/sharing between container & hostKubernetes - network concepts, pod deployment, resource allocation, monitoring, troubleshooting