Founding Growth Lead; AI-native B2C mental health raised, backed Y Combinator, In-Person

🧠 About Legion Health

At Legion Health, we believe everyone deserves fast, affordable, and effective mental health care, and we’re on a mission to deliver that at scale.

Legion Health is building a modern clinic
, completely AI-native, where our human psychiatrists and AI agents work together to provide world-class care covered by insurance directly to our patients. We combine rich patient data, production AI, and humans-in-the-loop to automate the hardest parts of healthcare operations and deliver measurably better care within our own vertically-integrated sandbox. With 60% of all Texans (18M Americans) able to access Legion via their insurance (most for under $30), our Texas beachhead puts us on pace to 10× next year with a national rollout.

Today, with $3M+ ARR
, we're aggressively expanding.

• Job Type: Full-Time

• Role Type: Growth

• Ideal Experience Level: 2+ years of experience

• Location: In-Person in San Francisco, CA

• US Visa Sponsorship: Open to it if you're amazing

As Founding Growth Lead at Legion Health
, you’ll play a critical role in scaling a category-defining, AI-native psychiatry clinic at a moment of rapid expansion. You’ll own and evolve the systems that drive patient acquisition, activation, and retention—directly impacting how millions of people access fast, affordable, insurance-covered mental health care. This role sits at the intersection of growth, product, analytics, and operations
, giving you real leverage to shape both the business and the patient experience as Legion Health scales from a strong Texas beachhead to a national platform.

• Designing and executing Legion Health’s growth roadmap
  , prioritizing experiments with the highest potential impact across acquisition, activation, and retention.

• Owning multi-channel growth execution
  , including performance marketing (Google, Meta), paid + organic social, healthcare directories (Zocdoc, Psychology Today), lifecycle messaging (email, SMS), referrals, partnerships, SEO, and content.

• Running rigorous analytics and experimentation
  , using Post Hog and SQL-friendly tools to analyze funnels, define success metrics, and run A/B tests across channels and product surfaces.

• Improving conversion and patient experience
  , optimizing landing pages, onboarding flows, scheduling, and lifecycle touchpoints.

• Turning insights into action
  , synthesizing data, user interviews, and qualitative feedback into clear, prioritized growth decisions.

• Partnering cross-functionally with product, engineering, design, and clinical operations to remove friction while maintaining regulatory compliance and care quality.

• Building scalable playbooks for growth channels that can be repeated, expanded, and eventually handed off as the company scales.

• Consistently identify and ship experiments that meaningfully improve patient acquisition, activation, and retention metrics
  .

• Build a clear, data-driven understanding of Legion Health’s growth funnels and use it to prioritize ruthlessly and move fast
  .

• Turn ambiguous problems into structured experiments and deliver measurable results
  .

• Improve conversion across key patient journeys (landing → booking → first visit → retention).

• Earn trust across teams by pairing strong analytical thinking with excellent communication and execution.

• Help Legion Health scale growth systems that are both high-impact and operationally sound in a regulated healthcare environment.

• 2–5+ years of experience in growth, consulting, product strategy, marketing, or a similar operator role.

• Hands-on experience owning or contributing meaningfully to multiple acquisition channels (paid social, SEM, directories, lifecycle comms, referrals, partnerships, SEO, etc.).

• Strong analytical ability, including funnel analysis, experimentation design, and data storytelling
  , ideally using tools like Post Hog and basic SQL.

• A track record of moving quickly in ambiguous environments
  , prioritizing effectively, and learning through execution.

• Clear written and verbal communication skills and a high bar for quality.

• A strong ownership mindset with the ability to operate…