Retention & Lifecycle Marketing Manager

Onnit is an Austin, Texas based health and wellness company that sells dietary supplements direct to consumers and through retail distribution. As a trusted and serious supplement brand, we provide high-quality products with clinically studied ingredients designed to unlock a deeper mind-body connection and enhance both mental and physical performance.

Unlike other supplement brands,Onnitenables strength from within, empowering individuals tooperateat their peak every day. Backed by medical professionals, industry experts, and a loyal community, we are staying true to our mission of total human optimization.

We are part of the Wellbeing Collective, an exciting Global Business Unit within Unilever built with a start-up mindset. Our mission, with our science-backed and disruptive portfolio, is to improve the health and well-being of millions of consumers and continue leading in the Health and Wellness space.

If you are interested in joining a culture that strives for Curiosity, Discipline, Approachability, Commitment, and Ownership Mindset then we invite you to join our mission to optimize human potential!

We’re looking for an analytical, hands‑on lifecycle marketer to own email, SMS, and customer retention, with a particular focus on subscription growth and churn reduction.

You’ll execute the strategy and work in Klaviyo, from creating content blocks and building campaigns to launching flows, refining segments, and analyzing results. Use customer behavior, cohort performance, and lifetime value insights to decide what to send, to whom, and when.

This role combines strategic ownership with end-to-end execution. You’re someone who enjoys being “in the weeds”, turning ideas into live campaigns, managing day‑to‑day production, and using results to shape your next move. This is an opportunity to own the full lifecycle marketing process and see the impact of your work on customer relationships and business growth.

This role is designed for someone with roughly 5 years of relevant experience who wants meaningful ownership while staying close to the work.

Email and SMS strategy and execution

• Own the email and SMS calendar, balancing promotional campaigns with customer education, replenishment, subscription conversion, and retention messaging.
• Personally build, QA, schedule, and launch campaigns and automated flows in Klaviyo.
• Create, maintain, and manage reusable content blocks and templates; assemble and format messages for launch.
• Build and refine customer segments using purchase behavior, subscription status, engagement, lifecycle stage, and cohort insights.
• Develop and optimize journeys such as welcome, post-purchase, replenishment, subscription onboarding, cancellation prevention, and winback.
• Run practical tests across messaging, offers, creative, timing, frequency, and audience selection, then apply what you learn.
• Maintain strong execution standards across mobile rendering, links, personalization, deliverability, and consent practices.

Subscription Growth and Churn Reduction

• Execute lifecycle marketing initiatives that convert one-time purchasers into subscribers and help existing subscribers stay engaged.
• Identify which customers are most likely to benefit from subscription and develop relevant messages, offers, and conversion journeys.
• Analyze subscription churn, cancellation patterns, and customer behavior to identify opportunities to improve retention.
• Build and test onboarding, education, replenishment, save, and reactivation initiatives that address those opportunities.
• Bring customer insights to product, brand, and customer-experience partners to help strengthen the overall subscriber experience.

Lifecycle Strategy and Practical Analytics

• Develop lifecycle and…