External Reporting and Technical Accounting Manager

BillionToOne•Menlo Park, CA

19d•Hybrid

About The Position

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. The External Reporting and Technical Accounting Manager will be responsible for overseeing external financial reporting to ensure compliance with U.S. GAAP and SEC regulations. The position will also be responsible for technical accounting issues and lead the development and implementation of accounting policies. As a key member of our team, you will play a critical role in the full-cycle close process, including researching accounting and SEC topics, preparing accounting position memos and drafting financial statements. You will collaborate with cross-functional teams, such as Accounting Operations, FP&A and Legal. This is a hybrid position and will report to the Controller.

Requirements

Bachelor's degree or higher in accounting
CPA qualification
Strong proven experience and knowledge with SEC and US GAAP reporting requirements
Experience preparing SEC reports and knowledge of XBRL tagging
7+ years of related accounting experience, with a minimum of 3 years in Big 4 public accounting
Strong knowledge of and experience applying ASC 842 (leases), ASC 718 (stock-based compensation), ASC 230 (cash flow), ASC 280 (segment reporting), ASC 260 (EPS) and ASC 606 (Revenue)
Proficiency in NetSuite, Excel, and financial reporting tools
Strong attention to detail, ownership, and a positive attitude
Proven ability to research and document complex technical accounting issues
Strong problem-solving and analytical skills with effective written and communication skills, with the ability to interact with all levels of management
Proven ability to adapt to change, work cross-functionally, and prioritize work to meet objectives and timelines
Experience working in a public company environment with requirements to comply with SOX
Proficiency in MS Excel, Word, and PowerPoint

Responsibilities

Lead the preparation of our external financial reports, including SEC filings (Form 10-Q, Form 10-K, and Form 8-K) and related disclosures
Prepare timely and accurate external financial statements (including disclosures and footnotes)
Prepare quarterly and annual disclosure checklists and XBRL tagging
Participate in the month-end and quarter-end accounting close processes, such as stock-based compensation, debt and debt instruments and other complex areas
Execute all responsibilities (including preparation of workpapers) incompliance with our SOX 404 internal control framework related to technical accounting and financial reporting
Document and maintain internal controls and procedures to ensure accurate and timely financial reporting
Research, evaluate, and document technical accounting issues and the application of new accounting pronouncements.
Assess the impact of new and proposed accounting pronouncement and standards to ensure compliance with SEC and US GAAP reporting requirements
Perform accounting research for complex areas which may include stock-based compensation, leases, revenue recognition and non-standard transactions.
Prepare high-quality technical accounting memos
Work collaboratively with cross-functional teams (Accounting Operations, FP&A and Legal) to provide insight and recommendations on new initiatives and related process improvements to standardize and streamline processes
Assist with or be responsible for other duties and ad-hoc projects as they arise

Benefits

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)