Senior Staff Engineer, Linux Kernel at LinkedIn3

At LinkedIn, our approach to flexible work is centered on trust and optimized for culture, connection, clarity, and the evolving needs of our business. The work location of this role is hybrid, meaning it will be performed both from home and from a LinkedIn office on select days, as determined by the business needs of the team. This role may be located in Mountain View, CA or Bellevue, WA. LinkedIn operates thousands of microservices generating hundreds of thousands of queries per second across multiple global data centers, forming the foundation that powers our rapidly growing Consumer and Enterprise businesses. As a Senior Staff Linux OS Engineer, you will play a key role within LinkedIn Physical Infrastructure, helping define and drive LinkedIn’s long-term strategy for the future of the Linux operating system and kernel. In this role, you will develop, maintain, and troubleshoot LinkedIn’s custom Linux kernel and operating system images that support large-scale production environments. You will work closely with engineering teams across LinkedIn and Microsoft to ensure our infrastructure remains performant, secure, and resilient. This role will lead efforts to modernize Linux across LinkedIn by adopting and integrating advanced kernel capabilities—such as eBPF-based observability, I/O optimization, and TCP performance tuning—while shaping a strategy that increases platform flexibility without compromising safety or security. Beyond technical leadership, you will foster LinkedIn’s culture and values by driving collaboration, building strong cross-functional relationships, and mentoring engineers across teams. Responsibilities:  • Ownership for Linux kernel builds, maintenance and troubleshooting • Interaction/Collaboration within the Linux community at large, as well as with the Microsoft Linux team. • Develop Road map and Pipelines for Custom Kernel Images for Linkedin Applications by working with Development/SRE Teams (Espresso/Kafka/Liquid/Search/AI and ML) • Influence adoption of Modernized Kernel within Linkedin along with educating and influencing application development to adopt new capabilities within the kernel for extensive workload applications • Collaborate with Other Senior Engineering IC’s to optimize tuning for Application performance from the Kernel perspective. Identify what Kernel instrumentation would help with tuning and forensics.  • Act as a domain expert to Influence technology decisions • Work with Security to monitor and identify Kernel bugs/vulnerabilities and come up with fixes and deployment solutions.