ECommerce Site Merchandising & Optimization Manager

Company Overview

Momentous is a dynamic, fast-growing human performance company offering the highest quality supplements designed to enhance physical and cognitive well-being. At Momentous, we believe that people at their best will produce a positive impact in their personal lives, communities, and, ultimately, the world. No matter our customer's goal or what they want to achieve, we are on a relentless quest to help them get there.

We work with some of the greatest minds in science and athletic performance who tap into the latest research and real-world experience to create a portfolio of products designed with one common goal—to help our customers be their best.

• Best in the field. We have built an advanced network of world-renowned experts in the field of human performance.
• Trusted and used by the best. We are honored to work with more than 150 teams in professional and NCAA sports, including Stanley Cup Champions, Tour de France winners, and allNFL Teams.
• Push what’s possible. Named to the prestigious Inc. 5000 list three years in a row (#392 in 2025) as one of the fastest-growing companies in the US. Ranked #4 in the Rocky Mountain Region in 2025.

The eCommerce Site Merchandising and Optimization Manager owns the day-to-day merchandising, maintenance, and optimization of  This role is responsible for ensuring the website remains current, organized, and aligned with business priorities while continuously identifying opportunities to improve customer experience and conversion. This individual serves as the operational heartbeat of the e-commerce team, maintaining homepage merchandising, collection strategies, promotional experiences, and content updates while monitoring performance and surfacing opportunities and risks.

Success in this role requires strong merchandising instincts, exceptional attention to detail, analytical thinking, and the ability to coordinate work across multiple stakeholders.

• Own merchandising optimization across homepage, collections, navigation, promotional pages, LP’s and featured product experiences.
• Maintain seasonal campaigns, product priorities, and promotional updates.
• Ensure site content remains current, accurate, and aligned with business priorities.
• Continuously optimize product placement and customer discovery.

• Monitor website performance and identify strengths, weaknesses, and opportunities.
• Track key ecommerce metrics including:
• Conversion Rate (CVR)
• Revenue Per Visitor (RPV)
• Average Order Value (AOV)
• Lifetime Value (LTV)
• Subscription Uptake Rate
• Analyze customer behavior using analytics and heatmap tools.
• Translate insights into recommendations and action plans.

• Identify friction points and opportunities throughout the customer journey.
• Recommend and implement improvements to merchandising, product presentation, and navigation.
• Support ongoing experimentation and optimization initiatives.

• Partner with Marketing, Creative, Science, Operations, and Technical teams to execute website updates.
• Ensure dependencies are identified early and work moves efficiently between teams.
• Surface risks and blockers proactively.

• Maintain launch calendars, merchandising trackers, and documentation.
• Coordinate QA processes and ensure a high level of execution quality.
• Develop repeatable processes that improve speed and reduce errors.

• Leverage AI tools to improve efficiency and reduce manual work.
• Identify opportunities to automate repetitive tasks and streamline workflows.
• Support adoption of emerging technologies across e-commerce operations.

Success in this role will be measured by:

• Improved site quality and execution consistency.
• Faster completion of merchandising and content updates.
• Increased visibility into ecommerce performance.
• Proactive identification of opportunities and risks.
• Reduced operational errors and missed details.
• Improved customer experience and conversion performance.

• 5+ years of experience in ecommerce, merchandising, digital operations, or…