Research Associate, Research Scientist, Data Scientist

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 Billion To One , we’ve built 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 strive to build products that are 10x better than what exists today. Our people are our greatest asset: talented scientists, engineers, sales professionals, and visionaries united by a 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 the 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
• Great attention to detail

Nice-To-Haves:

• 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
• Working alongside brilliant, kind, passionate and dedicated colleagues, in an empowering environment
• Open, transparent culture that includes weekly Town Hall meetings
• The ability to indirectly or directly change the lives of hundreds of thousands of 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 hardware (laptop, lab equipment, facilities)
• Free daily on-site lunches provided from top eateries
• A variety of campus perks (state of the art gym, restaurant)
• Free on-site EV charging (compatible with all EVs, including Tesla)

At Billion To One , we offer a total compensation package including base pay, equity options, a corporate bonus program, and industry-leading benefits (healthcare options, 401k match, 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.

Billion To One  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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Billion To One is a next-generation molecular diagnostics company on a mission to make powerful, accurate diagnostic tests accessible to everyone. Our QCT molecular counting technology enhances disease detection resolution by over a thousandfold using cell-free DNA, a breakthrough that’s transformed lives globally.

Our Impact: We’ve pioneered diagnostic solutions…