Scan your resume against ATS criteria for this Clinical Laboratory Scientist, Prenatal role at BillionToOne.
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 driven
to perform UNITY, the non-invasive prenatal test (NIPT) that can detect inherited disorders such as sickle cell disease, spinal muscular atrophy, and cystic fibrosis in the baby directly from maternal blood. These disorders are extremely severe, but early detection and intervention can significantly improve outcomes. You will join our growing superstar CLIA team responsible for end-to-end processing of pregnancy blood samples in a high complexity, high-growth CLIA setting. The Clinical Laboratory Scientist is an position.
Weekday PM, 20% differential
Weekend PM, 25% differential
Performs quality control studies to ensure the accuracy of clinical data.
Verifies instrument performance by checking and calibrating specific lab instruments and documents data.
Organizes and contributes to R&D to CLIA tech transfer and troubleshooting, training, and validations
1-2 years of CLS experience in a clinical setting
A current California Clinical Laboratory Scientist License that meets requirements for Testing Personnel under CLIA regulations (42 CFR, part 493) (ASCP, CGMBS or generalist license is required).
Hands-on training and experience with manual molecular biology protocols, including DNA extraction and PCR
Advanced knowledge of Google Docs, Word, Excel, basic statistics and familiarity with LIMS systems
Strong attention to detail and ability to work flexibly and well under given timeframes.
Self-starter and dynamic team player with excellent verbal and written skills.
Knowledge of medical genetics
Experience in a cell-free DNA setting
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 eligible employees (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)
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)
"}" data-sheets-userformat="{"2":769,"3":{"1":0},"11":4,"12":0}">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 $200,536 per year, including an hourly rate (inclusive of shift differential) of $59.14 - $86.97 per hour. Compensation is commensurate with experience and leveling.
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.
is the non-invasive prenatal screen capable of assessing fetal risk for both common recessive conditions and aneuploidies from a single maternal blood sample.
enables non-invasive confirmation for high-risk screening results through the capture of intact circulating fetal cells using BillionToOne’s Fetal Cell Capture™ Technology.
liquid biopsy test uniquely combines treatment selection with real-time monitoring, giving unprecedented precision in cancer care.
From $0 to $400M+ annualized revenue run-rate in just 6 years. In 2025, we completed 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.
Forbes named us of
and we're
, with 100% of our people willing to go the extra mile, even as we've scaled to over 700 employees.
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, molecule at a time? Learn more at billiontoone.com
Performs quality control studies to ensure the accuracy of clinical data.
Verifies instrument performance by checking and calibrating specific lab instruments and documents data.
Organizes and contributes to R&D to CLIA tech transfer and troubleshooting, training, and validations
Bachelor's degree in the chemical, physical or biological sciences
1-2 years of CLS experience in a clinical setting
A current California Clinical Laboratory Scientist License that meets requirements for Testing Personnel under CLIA regulations (42 CFR, part 493) (ASCP, CGMBS or generalist license is required).
Hands-on training and experience with manual molecular biology protocols, including DNA extraction and PCR
Advanced knowledge of Google Docs, Word, Excel, basic statistics and familiarity with LIMS systems
Strong attention to detail and ability to work flexibly and well under given timeframes.
Self-starter and dynamic team player with excellent verbal and written skills.
Start-up experience
Knowledge of medical genetics
Experience in a cell-free DNA setting
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 eligible employees (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)
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)
"}" data-sheets-userformat="{"2":769,"3":{"1":0},"11":4,"12":0}">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 $200,536 per year, including an hourly rate (inclusive of shift differential) of $59.14 - $86.97 per hour. Compensation is commensurate with experience and leveling.
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.
is the non-invasive prenatal screen capable of assessing fetal risk for both common recessive conditions and aneuploidies from a single maternal blood sample.
enables non-invasive confirmation for high-risk screening results through the capture of intact circulating fetal cells using BillionToOne’s Fetal Cell Capture™ Technology.
liquid biopsy test uniquely combines treatment selection with real-time monitoring, giving unprecedented precision in cancer care.
From $0 to $400M+ annualized revenue run-rate in just 6 years. In 2025, we completed 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.
Forbes named us of
and we're
, with 100% of our people willing to go the extra mile, even as we've scaled to over 700 employees.
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, molecule at a time? Learn more at billiontoone.com
How to apply for Clinical Laboratory Scientist, Prenatal at BillionToOne?
Click the "Apply on Company Website" button on this page to submit your application directly on the employer's official portal.
What is the salary for this role?
Salary details will be discussed during the interview.
What experience is required?
1-2 yrs of experience is required.
Is this position still open?
Yes, currently active and accepting applications.
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