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Senior Kernel Engineer
Job Description
The SUSE Kernel Performance team is seeking a Senior Kernel Engineer to play a crucial role in enhancing the performance and stability of the Linux kernel on the cutting-edge server platforms.
As a Senior Kernel Engineer on the Performance team, you'll directly impact the performance and stability of mission-critical workloads run by over 60% of Fortune 500 companies who rely on SUSE. You'll contribute to a robust open-source ecosystem, collaborating with the upstream Linux kernel community and other internal teams to deliver enterprise-grade solutions. This position offers the opportunity to work on complex, challenging problems, influencing the future of Linux on state-of-the-art server infrastructure. The team consists of leading Linux kernel experts collaborating closely, providing enhanced learning and growth opportunities.
Your core responsibilities will include:
Kernel Maintenance: Ensuring the ongoing stability and reliability of the Linux kernel used in SUSE's enterprise products. This involves addressing bugs, backporting fixes, and ensuring smooth operation across various hardware architectures.
Performance Regression Analysis: Proactively identifying and resolving performance bottlenecks and regressions. You'll use your expertise to diagnose issues, analyze system behavior, and pinpoint the root causes of performance degradation.
Feature Development: Innovating and implementing new features within the Linux kernel to meet evolving performance demands and support advanced server technologies.
Performance Improvement: Continuously striving to optimize the Linux kernel for maximum efficiency and speed. This encompasses a wide range of tasks, from fine-tuning existing components to exploring novel approaches for performance enhancement.
Develop Scripts for Test Automation: Design, implement, and maintain robust automated test scripts specifically for performance testing. This includes creating scenarios that accurately simulate real-world workloads and stress conditions to uncover performance issues.
Collaboration with QA and Support: Work closely with QA teams to ensure comprehensive test coverage and to triage performance-related issues. You will also collaborate with support teams to assist in diagnosing and resolving critical customer-reported performance bugs, providing expert kernel-level insights.
SUSE typically looks for candidates with a strong background in:
C Programming: Excellent proficiency in C is essential for kernel development.
Linux Kernel Internals: A deep understanding of at least one of the core kernel subsystems, including memory management, process scheduling, file systems, and networking.
Debugging and Analysis: Expertise with kernel debugging tools and techniques, as well as tools for performance analysis and profiling.
Database Performance (Big Plus): Experience with optimizing and analyzing the performance of database systems on Linux is a significant advantage.
Scripting Languages: Proficiency in scripting languages (e.g., Python, Bash) for test automation and data analysis.
Problem-Solving: Strong analytical and troubleshooting skills to diagnose and resolve complex kernel-related issues.
Open Source Contribution: Experience with open-source development practices, Git workflows, and a willingness to engage with the Linux kernel community.
Collaboration: The ability to work effectively within a globally distributed team and communicate complex technical concepts clearly.
Characteristics Required:
Independent worker
Detail-oriented and thorough
Considerate but assertive
Obsessed with performance quality
Flexible and can handle pressure
Education Required:
Bachelor's or Master's degree in Computer Science, Information Systems, or something similar in years of experience.
If you're passionate about low-level systems, performance optimization, and contributing to the core of the Linux operating system, this could be an excellent opportunity for you.
Job
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