Ready to redefine what's possible in molecular diagnostics?

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 looking for an interdisciplinary Research Associate to perform experiments and assays under the guidance of Senior Scientists. The Research Associate is an on-site position in our Menlo Park, CA office.

Responsibilities:

• Perform experiments and assays under the guidance of Senior Scientists
• Learn analytical and computational methodologies and analyze the results under the guidance of Senior Scientists
• Assist Senior Scientists in assay development
• Keep accurate and meticulous records of experimental details and results
• Prepare biological samples and reagents to accelerate the R&D process
• Manage, organize, and support lab operations

Requirements:

• BS or MS in Molecular and Cell Biology, Microbiology, Biophysics, Biochemistry, or related field
• 1-2 years of research experience (either during BS/MS or afterwards)
• Previous experience with standard molecular biology techniques (in particular, extensive experience with PCR, electrophoresis, DNA purifications)
• An ability to quickly learn mathematical, analytical, and experimental concepts
• High mathematical and statistical aptitude (e.g., you find GRE math section to be extremely easy)
• Great attention to detail

Nice-To-Haves:

• Start-up experience
• Knowledge of medical genetics
• Experience in a cell-free DNA setting
• Experience with next-generation sequencing library preparation
• Experience with computational analysis in R, Python, or other programming language

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
• Open, transparent culture that includes weekly Town Hall meetings
• The ability to indirectly or directly change the lives of hundreds of thousands patients
• Multiple medical benefit options; employee premiums paid 100% of select plans, dependents covered up to 80%
• Extremely generous Family Bonding Leave for new parents (16 weeks, paid at 100%)
• Supplemental fertility benefits coverage 
• Retirement savings program including a 4% Company match
• Increase paid time off with increased tenure
• Latest and greatest hardware (laptop, lab equipment, facilities)
• Free 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)

At BillionToOne, we are proud to offer a combination of a (1) base pay range (actual amount offered is based on experience and salary/equity options split that the candidate chooses), (2) generous equity options offering, (3) corporate bonus program, on top of (4) industry leading company benefits (free healthcare options, 401k match, very generous fully paid parental leave, etc.).

For this position, we offer a total compensation package of up to $102,929 per year, including a base pay range of $73,920 - $84,480 per year.

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.

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About BillionToOne

BillionToOne is a next-generation molecular diagnostics company