REMOTE Senior Linux/SDET engineer

Remote Principal Software Development Engineer in Test (SDET) – Linux Kernel & AI Platform Why This Opportunity? This is a remote opportunity for a senior technical leader who enjoys solving complex, low-level infrastructure challenges and building scalable testing solutions. In this role, you will lead the test strategy and automation for a highly distributed, custom Linux-based AI and Compute platform . You will own the testing lifecycle for a custom Linux kernel, develop advanced automation and continuous testing infrastructure, and work closely with core engineering teams to ensure the platform delivers exceptional performance, reliability, and security at a global scale. What We're Looking For (Required & Elite Qualifications) To land this role, you must possess an exceptional command of low-level systems engineering and modern, hyperscale test automation. We are filtering for candidates who meet the following high-bar, non-negotiable criteria: Professional Experience: 12+ years of relevant software engineering, development, or deep systems test experience in massive-scale or distributed environments. Systems Development & Validation: Advanced, hands-on software development and validation experience using C , with a strict focus on Linux kernel-level infrastructure . Automation & Scripting: Expert-level capability in system-level automation and infrastructure validation using scripting tools like Python, Shell, and/or Perl . Linux Kernel Internals: Deep, comprehensive, and structural knowledge of the following Linux internals: KVM and virtualization hypervisors Virtio drivers and driver architecture cgroups and resource isolation Memory management , File systems , and Block I/O Ethernet/network drivers and the TCP/IP stack [ Diagnostics & Optimization: Extensive, hands-on experience with Linux kernel debugging tools and advanced performance benchmarking utilities. CI/CD Infrastructure: Proven track record designing, building, and supporting robust continuous in