{"schemaVersion":"jobsearcher.job.v1","id":"1736433e0ce98004a38f80c2","url":"https://jobsearcher.com/jobs/1736433e0ce98004a38f80c2","canonicalUrl":"https://jobsearcher.com/jobs/1736433e0ce98004a38f80c2","title":"Senior Linux Kernel Developer","description":"Our client is disrupting the cybersecurity market with a highly differentiated product that empowers organizations to understand and manage the security risk of software running on their systems.\nAs a fast-growing start-up with strong funding, they are expanding their team and looking for a skilled and passionate Linux kernel developer to lead the development of their Linux sensor, which will likely be composed of a kernel module, daemon, and monitoring libraries (x64 and x86) that collect information, which is processed and then to the product backend via API.\nThis role involves designing and implementing critical components that interface with security frameworks, requiring a strong focus on performance, security, and reliability for their Linux support.\nResponsibilities:\nLead Development of Linux Sensor:\n\nDesign, develop, and maintain the Linux component of our SaaS application with a focus on system-level monitoring and process interaction\nImplement solutions for monitoring and analyzing software interactions with the Linux kernel\nSecurity Solutions Development:\n\nDevelop advanced security solutions using Linux kernel modules and system-level hooks to monitor and protect processes, file access,network activity, and other security-related events\nImplement features that detect insecure software behavior in Linux-based applications\nKernel and System-Level Programming:\n\nWork on kernel modules and system components requiring deep knowledge of Linux internals (e.g., LSM framework, kernel drivers, process management)\nDevelop and debug kernel drivers and modules, ensuring optimal performance and security\nCross-Functional Collaboration:\n\nCollaborate with cross-platform teams to design solutions that provide comparable functionality on other major operating systems\nCoordinate with backend developers to integrate system-level functionalities and ensure seamless data processing\nTroubleshooting and Optimization:\n\nDiagnose and resolve complex issues related to system performance, application security, and low-level Linux functionality\nContinuously improve application efficiency, scalability, and stability\nSecure Communication Implementation:\n\nImplement and maintain secure communication protocols between kernel modules, daemons, and system components\nEnsure data integrity and confidentiality across all communications\nQualifications:\nExperience:\nMinimum of 5 years of professional experience in Linux kernel development\nProven experience with Linux kernel driver development and system-level programming\nStrong background in GNU/Linux internals and user-space API validation\nTechnical Skills:\n\nProficiency in C programming and ASM x86/x64\nExperience with Linux Security Modules (LSM) and user-space development\nFamiliarity with Linux software package creation (e.g., deb/rpm/Makeself)\nExcellent debugging skills, especially in the context of kernel drivers and system components\nNon-Technical Skills:\n\nExcellent problem-solving and analytical abilities\nThe ability to articulate complex technical concepts in writing and in team meetings\nA proactive and innovative mindset\nAbility to work independently and as part of a collaborative team\nPreferred Qualifications:\n\nExperience working in a start-up environment\nFamiliarity with cross-platform development\nCertifications in cybersecurity or related fields (e.g., CISSP, OSCP)\nContributions to open-source projects related to the Linux kernel or security\nWhat we Offer:\n\nImpactful Work:\n\nOpportunity to lead a critical initiative in a pioneering cybersecurity start-up\nAbility to influence product direction and contribute to industry-changing solutions\n\nProfessional Growth:\n\nCollaborative environment that fosters learning and innovation\nAccess to continuous learning opportunities and professional development\n\nCompetitive Compensation:\n\nAttractive salary and equity options\nBenefits package, including health insurance\n\nDynamic and Engaging Culture:\n\nOur team thrives on collaboration, candor, and creativity, encouraging a lively environment that makes tackling tough challenges enjoyable and rewarding\nWe balance hard work with a vibrant, fun atmosphere where directness and humor are celebrated","company":"Hirestarter","rawCompany":"hirestarter","city":"Austin","state":"TX","isRemote":false,"isActive":false,"createdAt":"2026-04-12T21:28:51.511Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1299.05","title":"Information Security Engineers","slug":"information-security-engineers"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Senior Linux Kernel Developer","description":"Our client is disrupting the cybersecurity market with a highly differentiated product that empowers organizations to understand and manage the security risk of software running on their systems.\nAs a fast-growing start-up with strong funding, they are expanding their team and looking for a skilled and passionate Linux kernel developer to lead the development of their Linux sensor, which will likely be composed of a kernel module, daemon, and monitoring libraries (x64 and x86) that collect information, which is processed and then to the product backend via API.\nThis role involves designing and implementing critical components that interface with security frameworks, requiring a strong focus on performance, security, and reliability for their Linux support.\nResponsibilities:\nLead Development of Linux Sensor:\n\nDesign, develop, and maintain the Linux component of our SaaS application with a focus on system-level monitoring and process interaction\nImplement solutions for monitoring and analyzing software interactions with the Linux kernel\nSecurity Solutions Development:\n\nDevelop advanced security solutions using Linux kernel modules and system-level hooks to monitor and protect processes, file access,network activity, and other security-related events\nImplement features that detect insecure software behavior in Linux-based applications\nKernel and System-Level Programming:\n\nWork on kernel modules and system components requiring deep knowledge of Linux internals (e.g., LSM framework, kernel drivers, process management)\nDevelop and debug kernel drivers and modules, ensuring optimal performance and security\nCross-Functional Collaboration:\n\nCollaborate with cross-platform teams to design solutions that provide comparable functionality on other major operating systems\nCoordinate with backend developers to integrate system-level functionalities and ensure seamless data processing\nTroubleshooting and Optimization:\n\nDiagnose and resolve complex issues related to system performance, application security, and low-level Linux functionality\nContinuously improve application efficiency, scalability, and stability\nSecure Communication Implementation:\n\nImplement and maintain secure communication protocols between kernel modules, daemons, and system components\nEnsure data integrity and confidentiality across all communications\nQualifications:\nExperience:\nMinimum of 5 years of professional experience in Linux kernel development\nProven experience with Linux kernel driver development and system-level programming\nStrong background in GNU/Linux internals and user-space API validation\nTechnical Skills:\n\nProficiency in C programming and ASM x86/x64\nExperience with Linux Security Modules (LSM) and user-space development\nFamiliarity with Linux software package creation (e.g., deb/rpm/Makeself)\nExcellent debugging skills, especially in the context of kernel drivers and system components\nNon-Technical Skills:\n\nExcellent problem-solving and analytical abilities\nThe ability to articulate complex technical concepts in writing and in team meetings\nA proactive and innovative mindset\nAbility to work independently and as part of a collaborative team\nPreferred Qualifications:\n\nExperience working in a start-up environment\nFamiliarity with cross-platform development\nCertifications in cybersecurity or related fields (e.g., CISSP, OSCP)\nContributions to open-source projects related to the Linux kernel or security\nWhat we Offer:\n\nImpactful Work:\n\nOpportunity to lead a critical initiative in a pioneering cybersecurity start-up\nAbility to influence product direction and contribute to industry-changing solutions\n\nProfessional Growth:\n\nCollaborative environment that fosters learning and innovation\nAccess to continuous learning opportunities and professional development\n\nCompetitive Compensation:\n\nAttractive salary and equity options\nBenefits package, including health insurance\n\nDynamic and Engaging Culture:\n\nOur team thrives on collaboration, candor, and creativity, encouraging a lively environment that makes tackling tough challenges enjoyable and rewarding\nWe balance hard work with a vibrant, fun atmosphere where directness and humor are celebrated","datePosted":"2026-04-12T21:28:51.511Z","dateModified":"2026-04-12T21:28:51.511Z","hiringOrganization":{"@type":"Organization","name":"Hirestarter","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Austin","addressRegion":"TX","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"1736433e0ce98004a38f80c2"},"url":"https://jobsearcher.com/jobs/1736433e0ce98004a38f80c2"}}