Do you want to join one of the fastest-growing molecular diagnostics startups and develop products that can affect the lives of millions?

BillionToOne (Y Combinator S17), ranked at the top 5% of Y Combinator companies with $100M+ in funding from prominent VC firms, has developed a DNA molecular counter that increases the cell-free DNA diagnostics resolution by over 1,000 fold. BillionToOne's first product, UNITY™ is the first and only prenatal screen that directly assesses the baby's risk for common and severe inherited disorders such as cystic fibrosis, spinal muscular atrophy (SMA), and hemoglobinopathies from a single tube of blood from the pregnant mother.

We are looking for a passionate Laboratory Technician to be responsible for assisting with the day-to-day operations and equipment maintenance in the Clinical Laboratory. The Laboratory Technician will also be responsible for the pre-analytical phase of testing (e.g., specimen receipt, accessioning, and plasma/buffy coat isolation), performing quality assurance procedures, and complying with all local, state, and federal laboratory requirements.

The Laboratory Technician is an onsite position and is paid $25/hour + generous benefits (see below) + CAREER GROWTH to many positions. At BillionToOne, we offer an array of career growth opportunities and a fast growth track (performance reviews every 6 months).

  • Perform sample accessioning and isolation procedures according to the laboratory’s standard operating procedures;
  • Prepare documents for equipment and personnel records;
  • Perform and document routine maintenance of equipment;
  • Prepare other clinical documentation as required and assigned;
  • Clean labware, equipment, and benches;
  • Prepare reagents required for testing;
  • Write and review controlled documents as assigned


  • Bachelor’s degree or equivalent in biology or clinical related sciences
  • At least 6 months of experience with molecular biology techniques in a research or clinical laboratory
  • Excellent attention to detail
  • Effective written and verbal communication skills
  • The ability to multitask and work independently
  • Previous clinical laboratory experience is preferred


  • Start-up experience
  • Biophysics, Molecular biology (DNA purification, PCR, electrophoresis) or next-generation DNA sequencing laboratory experience

Benefits and Perks

  • Competitive pay
  • Generous equity package
  • Suite of benefit plans; employee premiums paid 90% of Gold PPO plan
  • Extremely generous Medical, Pregnancy, Parental and Family Leaves
  • Retirement savings program with 4% Company matching
  • Free daily on-site lunches provided from top eateries
  • Latest and greatest hardware (laptop, lab equipment, facilities)
  • A variety of perks on campus (state of the art gym, restaurant)
  • Free on-site EV charging (compatible with all EVs, including Tesla)
  • Working with a team of ‘rockstars’ who bring out the best in everyone
  • The ability to indirectly or directly change the lives of hundreds of thousand patients
  • Open, transparent culture that includes weekly Town Hall meetings

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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