Senior Marketing Specialist

A Rare Opportunity to Shape the Future of Genomics

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.

As a Senior Marketing Specialist at BillionToOne, you will play a critical role in bringing our marketing programs to life across channels. You will support the Marketing team by owning the day-to-day execution of marketing campaigns, managing our library of customer-facing collateral, coordinating projects and workflows, and helping ensure high-quality work moves efficiently from concept through launch.

This is an ideal role for a highly organized, detail-oriented marketer who loves making things happen. You are equally comfortable managing multiple projects, coordinating with creative and cross-functional partners, building an email campaign, proofing a customer-facing asset, or developing engaging social content. You take pride in operational excellence, have strong attention to detail, and proactively identify what needs to happen next.

You will work closely with the rest of the Marketing team and other cross-functional partners and will have the opportunity to develop broad experience across marketing channels in a fast-growing healthcare company.

This role may be remote or based out of our Menlo Park or Union City, CA offices and reports to the Marketing Operations Manager.

Responsibilities:

Campaign & Channel Execution

Support lifecycle and integrated campaigns across email, webinar, SMS, direct mail, digital advertising, web, social, and sales channels, including product launches and newsletters.

Build, test, and deploy campaigns and automations, coordinating audiences, segmentation, personalization, content, tracking, and QA.

Support targeted programs including A/B tests, nurture campaigns, account-based marketing (ABM), and executive outreach, coordinating execution and documenting learnings.

Monitor and report on campaign performance and program health, identifying opportunities to improve engagement and conversion.

Marketing Collateral & Content Management

Own the day-to-day management of BillionToOne's customer-facing marketing collateral, ensuring materials are current, accurate, organized, and readily accessible to internal teams.

Coordinate the production, printing, inventory, and distribution of marketing materials, including brochures, flyers, sales collateral, event materials, and other customer-facing assets.

Manage updates and rollouts of new or revised collateral across relevant teams and channels, ensuring outdated materials are appropriately retired.

Maintain organized content libraries and processes that make it easy for Sales and other internal teams to find and use approved materials.

Social Media

Full ownership of the day-to-day execution of BillionToOne's social media channels, translating the broader brand and communications strategy into an engaging and consistent social presence.

Develop and maintain the social content calendar in partnership with the rest of the Marketing team and other stakeholders.

Draft, coordinate, schedule, and publish social content across corporate and product initiatives, including company news, product updates, scientific milestones, events, thought leadership, and employee stories.

Monitor channel performance and audience engagement, reporting on key metrics and applying learnings to continuously improve content.

Project & Workflow Management

Support project and workflow management across the Marketing team, maintaining timelines, trackers, approvals, deliverables, and clear ownership to help work move efficiently from concept through launch.

Identify opportunities to streamline recurring processes and improve how the team organizes and executes work.

Qualifications:

Bachelor's degree in Marketing, Communications, Business, or a related field.

3-5+ years of experience in marketing, marketing operations, campaign management, communications, or a related role.

Highly organized with exceptional attention to detail and demonstrated ability to manage multiple projects and deadlines simultaneously.

Experience executing marketing campaigns across channels such as email, social media, digital advertising, and/or web.

Experience managing social media channels and developing social content for a brand or organization.

Excellent analytical skills for interpreting and applying insights to campaigns.

Strong written and verbal communication skills with excellent proofreading and quality-control instincts.

Comfortable working with marketing technology, project management, and content management tools; experience with platforms such as Salesforce, Customer.io, Sequel.io, HubSpot, Marketo, Asana, Sprout Social, or similar tools

Strong project management skills and ability to proactively drive work forward across multiple stakeholders.

Comfortable operating in a fast-paced environment where priorities can evolve quickly.

Resourceful, collaborative, low-ego team player who is willing to jump in wherever needed to help the broader team succeed.

Healthcare, diagnostics, biotech, medtech, or other regulated-industry experience is a plus.

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 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)

At BillionToOne, we are proud to offer a combination of (1) competitive base pay, (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 $132,903 per year, including a base pay range of $85,748 - $107,185 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 everyo