Automation Service Engineering Associate II, Prenatal

A Rare Opportunity to Shape the Future of Genomics Join a team of brilliant, passionate innovators determined to transform healthcare. At BillionToOne, we've built a category-defining, publicly traded company on Nasdaq where transparency fuels trust, collaboration drives breakthroughs, and every contribution moves the needle on our mission to make life-changing diagnostics accessible to all. We don't just aim for incremental improvements; we build products that are 10x better than anything that exists today.

Our scientists, engineers, sales executives, and visionaries are united by an unwavering commitment to changing the standard of care in prenatal and cancer diagnostics. This is where cutting-edge science meets human compassion, and every innovation you contribute helps remove the fear of the unknown from some of life's most critical medical moments. If you're driven by purpose, energized by innovation, and ready to help shape the future of precision medicine at scale, this is where you belong.

BillionToOne is seeking an Automation Service Engineering Associate II to support high-throughput clinical patient testing in our CLIA-certified laboratory. This role provides primary service response for laboratory operations at our Union City site, including troubleshooting, repair, and maintenance of laboratory equipment and automation. The role will also contribute to cross-functional initiatives aimed at improving reliability, throughput, and quality.

The ideal candidate excels at customer service, resolves issues with laboratory automation, and maintains thorough, compliant documentation. This is an on-site role supporting critical clinical operations; occasional off-hours support may be required. Shift Hours: Tuesday-Saturday, 3pm-11:30pm (+PM Shift Differential) Austin Expansion Update: We are building a brand-new state-of-the-art laboratory in Austin, Texas , expected to launch in late 2027 / early 2028 , and we are looking for talented laboratory professionals who want to be part of this journey from the very beginning.

Candidates hired into this role will initially relocate to the Bay Area (Union City, CA) to train and work alongside our experienced laboratory teams. During this time (up to ~18 months), you will gain deep hands-on experience with BillionToOne’s cutting-edge molecular diagnostic workflows, quality systems, and laboratory operations before transitioning to our new Austin facility once it opens. This is a unique opportunity to gain hands-on training with our experienced lab teams and become one of the founding members of our Austin laboratory.

Responsibilities

: Provide first-line service response for automated processes and instrumentation across the Union City facility. Execute and/or coordinate routine preventive maintenance for laboratory instruments and automation systems.

Qualifications

, including Installation (IQ), Operational (OQ), and Performance Qualification (PQ). Troubleshoot and triage equipment issues; coordinate vendor support and escalations as needed. Draft and revise documentation related to equipment operation, maintenance, and troubleshooting.

Maintain organized spare parts inventory and comprehensive, GDP-compliant service records. Identify, propose, and help implement process improvements; support testing and validation plans. Participate in special projects and cross-functional initiatives as assigned.

: Bachelor’s degree in a scientific or engineering discipline. 1+ year of hands-on experience servicing liquid handlers, or 2+ years in a technical service role (biotech, medical devices, clinical lab, or related). Familiarity with coding basics and flow control logic used in automation workflows.

Understanding of clinical laboratory assays and their applications. Demonstrated ability to identify, analyze, and solve problems with minimal direction. Ability to interpret data to prioritize work and guide troubleshooting.