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Salary: USD 59.14 - 67.29 / hourly
BillionToOne is a publicly traded molecular diagnostics company (Nasdaq) focused on transforming cancer and prenatal diagnostics through cell-free DNA technology. The company has grown from $0 to $400M+ annualized revenue in 6 years and recently completed a successful IPO backed by world-class investors.
You will join the CLIA laboratory team as a Clinical Laboratory Scientist performing the Northstar oncology assay. This is an onsite, individual contributor role in a high-complexity, high-growth CLIA-certified setting responsible for end-to-end processing of cancer blood samples.
Key Responsibilities:
- Perform clinical laboratory assays to provide diagnostic data for cancer treatment and monitoring
- Execute quality control studies to ensure accuracy of clinical data
- Verify instrument performance through calibration and documentation
- Contribute to R&D-to-CLIA technology transfer, troubleshooting, training, and validation efforts
- Work collaboratively with the growing laboratory team on process optimization
Shift: Sunday–Thursday, 7:00 AM–3:30 PM
The role offers exposure to cutting-edge molecular diagnostics, a mission-driven culture (Forbes named BillionToOne one of America's Best Startup Employers for 2025), and a rapidly scaling organization with 700+ employees. You'll work alongside scientists and engineers advancing precision medicine in oncology.
Requirements:
- Bachelor's degree in chemical, physical, or biological sciences
- 1–2 years of Clinical Laboratory Scientist (CLS) experience in a clinical setting
- Current California Clinical Laboratory Scientist License meeting CLIA Testing Personnel requirements (ASCP, CGMBS, or generalist license required)
- Hands-on experience with manual molecular biology protocols, including DNA extraction and PCR
- Proficiency with Google Docs, Word, Excel, basic statistics, and familiarity with LIMS systems
- Strong attention to detail, ability to work flexibly under time constraints
- Self-starter and dynamic team player with excellent verbal and written communication
Nice-to-haves:
- Startup experience
- Knowledge of cancer biology
- Experience in cell-free DNA settings
