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YubHub-native raw fields carry `x-` prefix.","jobs":[{"@context":"https://schema.org","@type":"JobPosting","identifier":{"@type":"PropertyValue","name":"YubHub","value":"job_d547efb6-77f"},"title":"Senior Linux Systems Engineer","description":"<p>We are looking for a highly motivated Senior Linux Systems Engineer to join our Computing Team!</p>\n<p>You will work on high-performance computing (HPC) systems that are part of our sequencing platform. The ideal candidate is a hands-on Linux expert who thrives on optimizing performance and building secure, scalable and reliable systems in a fast-paced environment.</p>\n<p>Responsibilities:</p>\n<ul>\n<li>Design, build, and maintain high-performance Linux systems supporting compute and data-intensive workloads</li>\n<li>Optimise system performance through kernel and filesystem tuning; identify and eliminate I/O, memory, or network bottlenecks</li>\n<li>Automate provisioning and configuration management using orchestration tools such as Ansible and Salt</li>\n<li>Monitor and troubleshoot kernel, driver, and hardware issues; perform root cause analysis in partnership with data and engineering teams and propose long-term solutions</li>\n<li>Ensure system reliability through regular patching, monitoring, and performance tuning</li>\n<li>Maintain accurate system documentation, runbooks, and configuration baselines</li>\n<li>Collaborate with software, hardware, and scientific teams to ensure platform reliability and scalability</li>\n</ul>\n<p>Qualifications, Skills, Knowledge &amp; Abilities:</p>\n<ul>\n<li>BS in Computer Science, Engineering, or related field</li>\n<li>5+ years of experience designing and building high-performance physical Linux systems in high-throughput or mission-critical environments</li>\n<li>Deep knowledge of Linux kernel, NFS and Linux file system performance tuning</li>\n<li>Solid background in TCP/IP networking, routing, VLANs, and firewall rules</li>\n<li>Experience with the latest CPU and GPU technologies</li>\n<li>Proficiency in shell scripting (bash), working knowledge of Python, and familiarity with Ansible or similar configuration management tools</li>\n<li>Proven hands-on experience building servers from components, diagnosing hardware failures, and working with vendors</li>\n<li>Excellent documentation and communication skills</li>\n<li>May occasionally be exposed to activity that requires pulling/lifting/moving/carrying up to 50 lbs</li>\n<li>Experience with cloud computing infrastructure (e.g. AWS) and Docker desirable</li>\n<li>Familiarity with security frameworks and compliance standards (e.g. ISO 27001) a plus</li>\n</ul>\n<p>At Ultima Genomics, your base pay is one part of your total compensation package. This role pays between $125,000 and $150,000, if performed in California, and your actual base pay will depend on your skills, qualifications, experience, and location.</p>\n<p style=\"margin-top:24px;font-size:13px;color:#666;\">XML job scraping automation by <a href=\"https://yubhub.co\">YubHub</a></p>","url":"https://yubhub.co/jobs/job_d547efb6-77f","directApply":true,"hiringOrganization":{"@type":"Organization","name":"Ultima Genomics","sameAs":"https://www.ultimagen.com/","logo":"https://logos.yubhub.co/ultimagen.com.png"},"x-apply-url":"https://job-boards.greenhouse.io/ultimagenomics/jobs/5649426004","x-work-arrangement":"onsite","x-experience-level":"senior","x-job-type":"full-time","x-salary-range":"$125,000 - $150,000","x-skills-required":["Linux","High-performance computing","Kernel and filesystem tuning","Ansible and Salt","TCP/IP networking","Routing","VLANs","Firewall rules","CPU and GPU technologies","Shell scripting","Python","Cloud computing infrastructure","Docker","Security frameworks and compliance standards"],"x-skills-preferred":[],"datePosted":"2026-04-18T15:51:48.011Z","jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Fremont, California, United States"}},"employmentType":"FULL_TIME","occupationalCategory":"Engineering","industry":"Life Sciences","skills":"Linux, High-performance computing, Kernel and filesystem tuning, Ansible and Salt, TCP/IP networking, Routing, VLANs, Firewall rules, CPU and GPU technologies, Shell scripting, Python, Cloud computing infrastructure, Docker, Security frameworks and compliance standards","baseSalary":{"@type":"MonetaryAmount","currency":"USD","value":{"@type":"QuantitativeValue","minValue":125000,"maxValue":150000,"unitText":"YEAR"}}}]}