{"schemaVersion":"jobsearcher.job.v1","id":"07685455da54e2aaf6591d8b","url":"https://jobsearcher.com/jobs/07685455da54e2aaf6591d8b","canonicalUrl":"https://jobsearcher.com/jobs/07685455da54e2aaf6591d8b","title":"Linux Kernel Architect","description":"About SiFiveAs the pioneers who introduced RISC-V to the world, SiFive is transforming the future of compute by bringing the limitless potential of RISC-V to the highest performance and most data-intensive applications in the world. SiFive’s unrivaled compute platforms are continuing to enable leading technology companies around the world to innovate, optimize and deliver the most advanced solutions of tomorrow across every market segment of chip design, including artificial intelligence, machine learning, automotive, data center, mobile, and consumer. With SiFive, the future of RISC-V has no limits. At SiFive, we are always excited to connect with talented individuals, who are just as passionate about driving innovation and changing the world as we are.\r\nAbout SiFiveAs the pioneers who introduced RISC-V to the world, SiFive is transforming the future of compute by bringing the limitless potential of RISC-V to the highest performance and most data-intensive applications in the world. SiFive’s unrivaled compute platforms are continuing to enable leading technology companies around the world to innovate, optimize and deliver the most advanced solutions of tomorrow across every market segment of chip design, including artificial intelligence, machine learning, automotive, data center, mobile, and consumer. With SiFive, the future of RISC-V has no limits. At SiFive, we are always excited to connect with talented individuals, who are just as passionate about driving innovation and changing the world as we are. Our constant innovation and ongoing success is down to our amazing teams of incredibly talented people, who collaborate and support each other to come up with truly groundbreaking ideas and solutions. Solutions that will have a huge impact on people’s lives; making the world a better place, one processor at a time. Are you ready? To learn more about SiFive’s phenomenal success and to see why we have won the GSA’s prestigious Most Respected Private Company Award (for the fourth time!), check out our website and Glassdoor pages.\r\nJob Description:The RoleDo you want to be part of the RISC-V revolution? RISC-V and SiFive are redefining computing platforms for the 21st century. SiFive, the world RISC-V leader, is seeking an experienced Linux kernel software architect. In this role, you’ll be improving and debugging the RISC-V Linux kernel, with particular focus on high core count server systems. You’ll interact directly with the upstream Linux and OpenSBI communities, posting and reviewing patches; you’ll debug challenging problems, working with our system software and system validation teams, on SiFive designs running in emulation; and you’ll work with hardware architects and engineers, both inside SiFive and at RISC-V International, to improve our core and system designs.\r\nWhat We Need To SeeExperience working on concurrency-sensitive code in the upstream Linux kernel, with a track record writing and reviewing patches on the public mailing lists\r\nExperience debugging challenging software and hardware bugs in CPUs and SoCs\r\nExperience working with CPU architects and RTL engineers\r\nExperience developing and debugging Linux on FPGA and emulation platforms\r\nExperience with hypervisors and virtualization\r\nFamiliarity with the RISC-V architecture\r\nWays to stand outFamiliarity with silicon design issues and challenges\r\nFamiliarity with microarchitectural side-channel attacks and mitigations\r\nFamiliarity with debugging systems via hardware debuggers\r\nFamiliarity with Devicetree, ACPI and UEFI\r\nFamiliarity with Rust\r\nPay & BenefitsConsistent with SiFive values and applicable law, we provide the following information to promote pay transparency and equity. We have a market-based pay structure which varies by location. Please note that the base pay range is a guideline, and our compensation range reflects the cost of labor in the U.S. geographic market based on the location of the role. Pay within these ranges varies and depends on job-related knowledge, skills, and relevant work experience.\r\nFor candidates who receive and offer, the starting salary will vary based on various factors including, but not limited to, such qualifications as, skill level, competencies, and work location. The range provided may represent a candidate range and may not reflect the full range for an individual tenured employee.\r\nBase Pay Rangevariable/ incentive compensation and/ or equity.\r\nhealthcare and retirement plans, paid time off, and more!\r\nAdditional Information:This position requires a successful background and reference checks and satisfactory proof of your right to work in United States of America.\r\nAny offer of employment for this position is also contingent on the Company verifying that you are a authorized for access to export-controlled technology under applicable export control laws or, if you are not already authorized, our ability to successfully obtain any necessary export license(s) or other approvals.\r\nSiFive is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.\r\nAs an E-Verify employer, we use this system to confirm the employment eligibility of all new hires in accordance with federal law. All applicants will be required to complete a Form I-9, Employment Eligibility Verification, upon hire. We do not use E-Verify to pre-screen job candidates and will comply with all E-Verify regulations.\r\nCalifornia residents: please see our job candidate notice for more information on how we handle your personal information and your privacy rights: Privacy Policy Document.#J-18808-Ljbffr","company":"Sifive","rawCompany":"sifive","city":"Phoenix","state":"AZ","isRemote":false,"isActive":true,"createdAt":"2026-11-04T03:07:29.605Z","occupations":[{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1221.00","title":"Computer and Information Research Scientists","slug":"computer-and-information-research-scientists"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Linux Kernel Architect","description":"About SiFiveAs the pioneers who introduced RISC-V to the world, SiFive is transforming the future of compute by bringing the limitless potential of RISC-V to the highest performance and most data-intensive applications in the world. SiFive’s unrivaled compute platforms are continuing to enable leading technology companies around the world to innovate, optimize and deliver the most advanced solutions of tomorrow across every market segment of chip design, including artificial intelligence, machine learning, automotive, data center, mobile, and consumer. With SiFive, the future of RISC-V has no limits. At SiFive, we are always excited to connect with talented individuals, who are just as passionate about driving innovation and changing the world as we are.\r\nAbout SiFiveAs the pioneers who introduced RISC-V to the world, SiFive is transforming the future of compute by bringing the limitless potential of RISC-V to the highest performance and most data-intensive applications in the world. SiFive’s unrivaled compute platforms are continuing to enable leading technology companies around the world to innovate, optimize and deliver the most advanced solutions of tomorrow across every market segment of chip design, including artificial intelligence, machine learning, automotive, data center, mobile, and consumer. With SiFive, the future of RISC-V has no limits. At SiFive, we are always excited to connect with talented individuals, who are just as passionate about driving innovation and changing the world as we are. Our constant innovation and ongoing success is down to our amazing teams of incredibly talented people, who collaborate and support each other to come up with truly groundbreaking ideas and solutions. Solutions that will have a huge impact on people’s lives; making the world a better place, one processor at a time. Are you ready? To learn more about SiFive’s phenomenal success and to see why we have won the GSA’s prestigious Most Respected Private Company Award (for the fourth time!), check out our website and Glassdoor pages.\r\nJob Description:The RoleDo you want to be part of the RISC-V revolution? RISC-V and SiFive are redefining computing platforms for the 21st century. SiFive, the world RISC-V leader, is seeking an experienced Linux kernel software architect. In this role, you’ll be improving and debugging the RISC-V Linux kernel, with particular focus on high core count server systems. You’ll interact directly with the upstream Linux and OpenSBI communities, posting and reviewing patches; you’ll debug challenging problems, working with our system software and system validation teams, on SiFive designs running in emulation; and you’ll work with hardware architects and engineers, both inside SiFive and at RISC-V International, to improve our core and system designs.\r\nWhat We Need To SeeExperience working on concurrency-sensitive code in the upstream Linux kernel, with a track record writing and reviewing patches on the public mailing lists\r\nExperience debugging challenging software and hardware bugs in CPUs and SoCs\r\nExperience working with CPU architects and RTL engineers\r\nExperience developing and debugging Linux on FPGA and emulation platforms\r\nExperience with hypervisors and virtualization\r\nFamiliarity with the RISC-V architecture\r\nWays to stand outFamiliarity with silicon design issues and challenges\r\nFamiliarity with microarchitectural side-channel attacks and mitigations\r\nFamiliarity with debugging systems via hardware debuggers\r\nFamiliarity with Devicetree, ACPI and UEFI\r\nFamiliarity with Rust\r\nPay & BenefitsConsistent with SiFive values and applicable law, we provide the following information to promote pay transparency and equity. We have a market-based pay structure which varies by location. Please note that the base pay range is a guideline, and our compensation range reflects the cost of labor in the U.S. geographic market based on the location of the role. Pay within these ranges varies and depends on job-related knowledge, skills, and relevant work experience.\r\nFor candidates who receive and offer, the starting salary will vary based on various factors including, but not limited to, such qualifications as, skill level, competencies, and work location. The range provided may represent a candidate range and may not reflect the full range for an individual tenured employee.\r\nBase Pay Rangevariable/ incentive compensation and/ or equity.\r\nhealthcare and retirement plans, paid time off, and more!\r\nAdditional Information:This position requires a successful background and reference checks and satisfactory proof of your right to work in United States of America.\r\nAny offer of employment for this position is also contingent on the Company verifying that you are a authorized for access to export-controlled technology under applicable export control laws or, if you are not already authorized, our ability to successfully obtain any necessary export license(s) or other approvals.\r\nSiFive is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.\r\nAs an E-Verify employer, we use this system to confirm the employment eligibility of all new hires in accordance with federal law. All applicants will be required to complete a Form I-9, Employment Eligibility Verification, upon hire. We do not use E-Verify to pre-screen job candidates and will comply with all E-Verify regulations.\r\nCalifornia residents: please see our job candidate notice for more information on how we handle your personal information and your privacy rights: Privacy Policy Document.#J-18808-Ljbffr","datePosted":"2026-11-04T03:07:29.605Z","dateModified":"2026-11-04T03:07:29.605Z","hiringOrganization":{"@type":"Organization","name":"Sifive","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Phoenix","addressRegion":"AZ","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"07685455da54e2aaf6591d8b"},"url":"https://jobsearcher.com/jobs/07685455da54e2aaf6591d8b"}}