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. We are looking for a Laboratory Information Management System (LIMS) Testing Contractor to join our LIMS team in support of clinical patient testing in our high-throughput prenatal diagnostics lab. The LIMS Testing Contractor will be responsible for (1) testing new and updated LIMS workflows during development, and supporting user acceptance testing (2) suggesting fixes, participating in code review, and responding to operator issues during testing, (3) creating, filing, and tracking documents such as change requests and change notifications in our Quality Management System. This role will help to build upon the strong technology and execution found at BillionToOne. Responsibilities: * Assist in testing and documenting new LIMS workflow versions * Assist in performing LIMS code reviews, verifications, and validations * Handle QA documentation for the LIMS team and keep relevant parties accountable * Increase efficiency using AI tools and integration into manual processes * Ensure compliance to all relevant corporate and regulatory requirements Requirements: * Bachelor's degree with biological or computational focus * Ability to troubleshoot and diagnose advanced technical issues * Familiarity with Python (able to read and understand code to diagnose errors from tracebacks) * Prior experience configuring LIMS or similar customer-facing production software * Prior experience working in a research or production lab * Strong attention to detail and ability to work flexibly and well under given timeframes * Highly organized, strong written and verbal communication skills * Enjoy a wide variety of daily tasks in a fast-paced, time-sensitive environment Nice-To-Haves: * Experience working in Clinical Laboratory Improvement Amendments / College of American Pathologists (CLIA / CAP) Lab, or other regulated laboratory * Experience with data analysis using Python, SQL, or Excel * Familiarity with Quality Management Systems and related regulations (CFR 21 Part 11, ISO 13485, etc) Benefits And Perks: * Working alongside brilliant, kind, passionate and dedicated colleagues, in an empowering environment, toward a global vision, striving for a future in which transformative molecular diagnostics can help millions of patients * The ability to indirectly or directly change the lives of hundreds of thousands patients * Daily on-site lunches provided from top eateries * A variety of perks on campus (state of the art gym, restaurant) * Free on-site EV charging (compatible with all EVs, including Tesla) For this position, the base pay rate is: $33 per hour. BillionToOne is an equal opportunity employer. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. For more information about how we protect your information, we encourage you to review our Privacy Policy. BillionToOne is a next-generation molecular diagnostics company on a mission to make powerful, accurate diagnostic tests accessible to everyone. Our revolutionary QCT molecular counting technology enhances disease detection resolution by over a thousandfold using cell-free DNA,a breakthrough that has already transformed the lives of over half a million patients worldwide. OUR IMPACT Unity Complete™ is the only non-invasive prenatal screen capable of assessing fetal risk for both common recessive conditions and aneuploidies from a single maternal blood sample. Unity Confirm™ enables non-invasive confirmation for high-risk screening results through the capture of intact circulating fetal cells using BillionToOne’s Fetal Cell Capture™ Technology. Our Northstar® liquid biopsy test uniquely combines treatment selection with real-time monitoring, giving oncologists unprecedented precision in cancer care. OUR GROWTH From $0 to $400M+ annualized revenue run-rate in just 6 years. In 2025, we completed one of the most successful IPOs for a medical diagnostics company, building on nearly $400M in private funding,including our $130M Series D in 2024 and backed by world-class investors including Hummingbird, Adams Street Partners, Neuberger Berman, Baillie Gifford, and Premji Invest. OUR RECOGNITION Forbes named us one of America's Best Startup Employers for 2025 and we're Great Place to Work certified, with 100% of our people willing to go the extra mile, even as we've scaled to over 700 employees. OUR FUTURE Headquartered in Menlo Park with facilities in Union City, CA, and a new lab opening in Austin, TX in 2027, we're continuing to push the boundaries of what's possible in molecular diagnostics. We're just getting started. ---------------------------------------- Ready to help us change the world, one molecule at a time? Learn more at billiontoone.com

Laboratory Information Management System (LIMS) Testing Contractor

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