ByHeart is an infant nutrition company built from the ground up to deliver real innovation on behalf of babies and parents. Our mission is simple: make the best formula in the world. That’s why we studied the latest breast milk science, worked directly with suppliers we know and trust, set uncompromising quality standards, developed our own small batch blending process, built our own manufacturing facilities, and conducted a groundbreaking clinical trial. Our goal is to create a future where all parents feel amazing about feeding their baby—no matter how they do it.

When we launched our Whole Nutrition Infant Formula in March 2022, we were the first new U.S infant formula manufacturer in 15 years. Since then, we’ve been leading the way in a lot of ways.

We’re…

The only U.S.-made infant formula to use organic, grass-fed whole milk
The first and only U.S. infant formula company to add the two most abundant proteins found in breast milk—alpha-lac and lactoferrin—to our ingredients list
The first infant formula company to receive Clean Label Project’s Purity Award (and we test for 700 contaminants vs the required 400)
We ran the largest clinical trial by a new infant formula brand in 25 years—clinically proving our benefits vs a leading infant formula like:
Less spit up
Softer poops
Easier digestion
More efficient weight gain
Enhanced nutrient absorption
Longer stretches between nighttime feeds*

With >$400M in funding, we’re shifting the industry forward—and this is just the beginning. Help us build a future where all parents can feel amazing about feeding, by joining our growing team of >300 people that stretches across the country.

We're proud to offer competitive, family-first benefits, including but not limited to:

Health insurance for the whole family: medical, dental, & vision insurance covered 100%, with 90% coverage for your family.
Flexible paid time off: plus 12+ company holidays, and your kid’s birthday off!
16-weeks of fully-paid parental leave and new parent support: free 1-year supply of formula, cozy feeding suites, and paid pumping time.
Up to 6% 401(k) Match to help you plan for your future.
Company equity for every employee: because when we succeed, we succeed together!

Visit our site to learn more, and check out some recent press on ByHeart:

Entrepreneur The Illusion of the Shelf – The Driving Force Behind Infant Formula Shortages, and What Needs to Change
Forbes: A Startup Wanted To Make A Better Baby Formula. It Took Five Long Years.
Business Insider: ByHeart Announces Published Data in a Scholarly Journal on Benefits of The Novel High Quality Protein Blend in Their Groundbreaking Next-Generation Easy to Digest Infant Formula
Axios Infant formula maker ByHeart raises $95 million
BabyCenter: 2024 Best formula for Breastfed Babies
New Modern Mom The Clean Formula Moms Are Loving

*based on data from infants at approximately 4 months of age

ROLE DESCRIPTION

As the Medical Marketing Director, you will lead the strategy and execution of ByHeart’s Medical Marketing function, driving awareness, trial, and recommendation of ByHeart formula within the healthcare professional (HCP) community. This role will partner closely with Medical Affairs to ensure all initiatives are scientifically sound, compliant, and aligned with the latest clinical evidence — bridging marketing with medical credibility.

As the owner and driver of the Medical Marketing strategy, you will be responsible for managing the sampling program and other HCP channels with the goal of increasing HCP recommendations— from conferences, special events, and in-office experiences, to our HCP website, email, and digital channels to dramatically scale provider awareness and recommendations for ByHeart.

Additionally, you will set strategy, guide cross-functional collaboration, and ensure flawless execution across medical marketing campaigns and programs. This role requires excellent communication skills, an experienced medical marketer, and the ability to work cross-functionally with key stakeholders.In short, we are looking for a marketer who thrives in a fast-paced start-up environment, has a passion for working with HCPs and brand building based on the product value propositions of ByHeart that resonate with healthcare professionals.

Reports To: Chief Growth Marketing Officer

Location: New York City, HQ

Start Date: Immediately

Role & Responsibilities

Execute and scale ByHeart’s HCP sampling program by increasing sign-ups and repeat orders of samples across all HCP channels, such as digital, in-person, and in-office touchpoints — supporting the company’s sampling growth goals.
Manage development and deployment of medical marketing campaigns across HCP web, email, conference activations, organic/paid social, printed materials, and in-office collateral to drive HCP awareness and recommendations.
Lead cross-functional project management with Medical Affairs alignment — briefing brand, creative, growth, and operations teams to ensure campaigns are executed at a world-class level.
Support HCP channel content needs (e.g., email, collateral, sales materials), partnering with Medical Affairs, copy, and design teams to ensure storytelling meets compliance and legal standards, and is resonant with healthcare professionals.
Support conference strategy set by Medical Affairs by maximizing sampling sign-ups at major national and regional events — partnering on booth experience, logistics, and pre/post-show communications to drive on-site awareness and trial (sampling requests) to gain product recommendations.
Partner closely with Sales/Medical Affairs to ensure continuity across all medical marketing touchpoints — aligning on targeting, prospecting, sampling fulfillment, and KPI tracking.
Leverage market research, Medical Affairs insights, surveys, and competitive intel to identify new messaging claims that are developed based on clinical data and real-world evidence to support ByHeart’s credibility and relevance within the medical community.
Partner with Brand and Medical Affairs on medical social-proof activations to identify HCP champions to be advocates through testimonial and influencer-style content as compliantly allowed.
Manage reporting, dashboards, and KPIs to monitor initiatives, optimize performance, and communicate learnings to internal stakeholders.
Serve as day-to-day owner of medical marketing vendors and agencies; manage timelines, budgets, and deliverables
Support rollout of new medical marketing initiatives and product launches
Travel as needed to national and regional medical conferences to support on-site execution and sampling growth

Skills & Qualifications

7+ years of medical marketing experience, ideally within B2B healthcare (telemedicine or regulated CPG/med-adjacent categories), with knowledge of medical promotion FDA requirements, and a demonstrated increase in responsibilities over time.
Proven success in managing the full marketing funnel — from awareness to lead generation — with strong KPI ownership, reporting, and optimization skills
Strong project management and communication skills — highly organized, able to juggle multiple initiatives, and skilled at translating strategy into briefs, timelines, and cross-functional alignment
Full-stack growth marketing experience with familiarity in HubSpot, CRM platforms, and related marketing tools
Passion for ByHeart’s mission to bring more transparency, trust, and uncompromising quality to infant nutrition
Experience working with HCP audiences and partnering with Medical Affairs to translate scientific evidence into credible, compliant marketing strategies.

The minimum annual salary for this position is $160,000 and the maximum is $180,000. The salary range for performing this role outside of New York City will differ. Additionally, you will be eligible for a discretionary performance based annual cash bonus and to participate in our company’s equity program, plus our robust medical, dental, vision, retirement, and other benefits.

ByHeart

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Director, Medical Marketing