Office Manager

Posted Yesterday
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Menlo Park, CA, USA
In-Office
80K-98K Annually
Junior
Biotech
The Role
The Office Manager will oversee daily operations, enhance employee experience, manage supplies, assist in event planning, and streamline office processes.
Summary Generated by Built In
Ready to redefine what's possible in molecular diagnostics?

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.

With over 700 employees, half a million patients helped, and one of the most successful IPOs in medical diagnostics history behind us, we're just getting started. 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 a passionate and energetic Office Manager to become the go-to person for all office management operations in our state-of-the-art facility and manage our Menlo Park facilities and ensure employee happiness is maximized at all times. The ideal candidate will have the ability to work cross-functionally between many departments to help keep our office. The Office Manager position is an onsite position and reports to the Senior Director of Supply Chain.

Responsibilities:

  • Own and manage daily office operations and guest experience
  • Contribute to and collaborate with the team by assisting in the day-to-day operations of a rapidly growing molecular diagnostics lab’s office space
  • Responsible for maintaining, ordering, and stocking of snacks and office supplies
  • Greet and direct visitors to BillionToOne in a professional and friendly manner
  • Assist in scheduling and coordinating building tours, interviews, and company site visits
  • Partners cross functionally and support event planning and culture initiatives
  • Help to streamline processes and set-up systems that keep a fast-growing company operating efficiently
  • Maintain relationships with breakroom & office supply vendors and serve as the primary point of contact across various functions
  • Assist with creating and executing a calendar of creative employee appreciation events (birthdays, anniversaries)
  • Liaise with business leaders and key stakeholders to support people team initiatives and new hire on-boarding (temp badge access, office tours, etc.)
  • Advance other activities within the company as needed
  • Assist with creating and executing a calendar of creative employee appreciation events (birthdays, anniversaries)
  • Help keep the office pleasant and productive

Qualifications:

  • 1+ years experience managing an office with a fast paced environment with over 100 employees
  • You embody our culture of kindness and ambition and are excited by the challenge of making an office an incredible place for our employees to gather and work
  • You have a strong sense of initiative, interested in growing and taking on projects outside of scope
  • You have the ability to collaborate well cross functionally to improve office operations
  • You have excellent communication skills, in verbal and written form (i.e., clarity of thought, structured, rigorous)
  • You're comfortable with ambiguity
  • You have a track record of managing offices efficiently and seamlessly
  • You like to go above and beyond and are eager to learn new things
  • Knowledge of Slack, Microsoft Word, Excel, Powerpoint
  • Ability to lift 25 pounds

Nice to Have:

  • College degree preferred but not required

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%)
  • Free UNITY Complete NIPT testing for employees & spouses
  • 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 $98,427 per year, including a base pay of $80,388 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.

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.

Our Impact

Unity Complete™ is the only non-invasive prenatal screen capable of assessing fetal risk for both common recessive conditions and aneuploidies from a single maternal blood sample. Our Northstar® liquid biopsy test uniquely combines treatment selection with real-time monitoring, giving oncologists unprecedented precision in cancer care.

Our Growth

From $0 to $150M+ in Annual Recurring Revenue in just five years. In 2025, we completed one 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.

Our Recognition

Forbes named us one of America's Best Startup Employers for 2025 and we're Great Place to Work certified, with 100% of our people willing to go the extra mile, even as we've scaled to over 700 employees.

Our Future

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, one molecule at a time? Learn more at billiontoone.com

Top Skills

Excel
Microsoft Word
PowerPoint
Slack
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The Company
HQ: Menlo Park, CA
167 Employees
Year Founded: 2016

What We Do

BillionToOne is a precision diagnostics company with the mission to make molecular diagnostics more accurate, efficient, and accessible for all. Our patent-pending molecular counter platform is the only technology platform that can accurately count the DNA molecules at the single-count level.

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