Senior Linux Systems Engineer · Ultima Genomics

Sat, 18 Apr 2026 15:51:48 GMT
Engineering

Ultima Genomics · Fremont, California, United States · $125,000 - $150,000 · onsite

We are looking for a highly motivated Senior Linux Systems Engineer to join our Computing Team!

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.

Responsibilities:

Design, build, and maintain high-performance Linux systems supporting compute and data-intensive workloads

Optimise system performance through kernel and filesystem tuning; identify and eliminate I/O, memory, or network bottlenecks

Automate provisioning and configuration management using orchestration tools such as Ansible and Salt

Monitor and troubleshoot kernel, driver, and hardware issues; perform root cause analysis in partnership with data and engineering teams and propose long-term solutions

Ensure system reliability through regular patching, monitoring, and performance tuning

Maintain accurate system documentation, runbooks, and configuration baselines

Collaborate with software, hardware, and scientific teams to ensure platform reliability and scalability

Qualifications, Skills, Knowledge & Abilities:

BS in Computer Science, Engineering, or related field

5+ years of experience designing and building high-performance physical Linux systems in high-throughput or mission-critical environments

Deep knowledge of Linux kernel, NFS and Linux file system performance tuning

Solid background in TCP/IP networking, routing, VLANs, and firewall rules

Experience with the latest CPU and GPU technologies

Proficiency in shell scripting (bash), working knowledge of Python, and familiarity with Ansible or similar configuration management tools

Proven hands-on experience building servers from components, diagnosing hardware failures, and working with vendors

Excellent documentation and communication skills

May occasionally be exposed to activity that requires pulling/lifting/moving/carrying up to 50 lbs

Experience with cloud computing infrastructure (e.g. AWS) and Docker desirable

Familiarity with security frameworks and compliance standards (e.g. ISO 27001) a plus

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.