Hybrid Founding Growth Lead – AI-native B2C Mental Health

at Legion Health

• Job title: Founding Growth Lead – AI-native B2C Mental Health
• Job type: Full Time
• Experience level: Senior
• Salary: $89,000 - $172,000 per year
• Degree requirement: Bachelor's Degree
• Tech skills: SQL
• Location requirements: Hybrid, San Francisco, United States

About the role

• Founding Growth Lead at Legion Health scaling patient acquisition and retention for an AI-native mental health clinic. Responsible for growth systems at a moment of rapid expansion in the US with strong market potential.

Responsibilities

• 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 PostHog 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.

Requirements

• 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 PostHog 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 autonomously in a fast-moving startup.
• Bonus points for experience in digital health, consumer growth, consulting (MBB), or regulated environments (HIPAA, healthcare advertising).

Benefits

• Salary: $89K – $172K (based on experience)
• Early-Stage Equity: 0.1% – 0.4%
• Health Insurance: Medical, dental, and vision benefits
• Additional Perks: In-person retreats, meal stipends, etc.
• Time Off: Flexible, unlimited vacation policy
• Work Hours: Flexible
• Impact: Work on something that truly matters to millions of patients and families.
• Autonomy and Learning: Ownership over your metrics with the freedom to set priorities, shape processes, and drive outcomes end-to-end.
• Growth Opportunities: As we scale, we envision our top performers from our founding team stepping into expanded roles and joining our executive leadership team.