Join a team of brilliant, passionate innovators who wake up every day determined to transform healthcare. At BillionToOne, we've built something extraordinary—a culture where transparency fuels trust, collaboration drives breakthroughs, and every voice matters in our mission to make life-changing diagnostics accessible to all. We don't just aim for incremental improvements; we strive to build products that are 10x better than anything that exists today. Our people are our greatest asset: talented scientists, engineers, sales professionals, and visionaries 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—every innovation you contribute helps remove fear of unknown from some of life's most critical medical moments. If you're driven by purpose, energized by innovation, and ready to help build the future of precision medicine, this is where you belong. We are seeking an experienced Principal Product Manager, Prenatal to lead the product management efforts for our Unity product line, from EMR and digital experiences to clinical decision support tools. As the leader in product management, you will be responsible for the full product lifecycle from ideation and development to launch and growth for several key initiatives. The Principal Product Manager, Prenatal is a hybrid position (2-3/week at our Menlo Park facilities) and reports to our Senior Director of Product. Fully remote candidates will not be considered.