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Hi-Altitude/Stonehenge Health | Health & Wellness | Remote (California-Based)

Stonehenge Health is a California-based health and wellness brand under the Hi-Altitude family of health-forward lifestyle brands. Through science-backed, thoughtfully formulated products, Stonehenge Health supports elevated wellness routines dedicated to helping people feel their best, so they can fully enjoy life’s meaningful moments.

We are a fully remote team that values autonomy, ownership, and results. We move fast, test constantly, and hold ourselves to high standards. If you thrive in environments where your work has a direct, measurable impact, you will fit right in.

Position Overview

We seek an experienced Marketplace Manager with a specialized focus on Amazon & Walmart to join our multifaceted team.

The Amazon & Walmart Online Marketplace Manager will lead, manage, and grow our portfolio of health and wellness brands in the complex, fast-paced world of online retail. This role is central to our success in multichannel selling, requiring an individual with an in-depth understanding of marketplace dynamics, competitor analysis, and e-commerce best practices on Amazon, Walmart, and other major online marketplaces. The ideal candidate will be a strategic thinker with a proven track record in driving growth and optimizing online sales channels.

Responsibilities:

• Develop and execute marketplace strategies to drive sales growth, profitability, and brand presence while ensuring alignment with overall business goals.
• Manage and optimize product listings using SEO best practices, A/B testing, and enhanced content to improve visibility and conversion rates.
• Implement competitive pricing strategies through demand forecasting, historical data analysis, and algorithm-driven optimizations.
• Develop and oversee promotional campaigns such as Lightning Deals, Coupons, and Seasonal Discounts, analyzing their impact on revenue and profitability.
• Own Amazon Ads hands-on (Sponsored Products, Sponsored Brands, Sponsored Display, and DSP) and Walmart Connect, including account structure, keyword and bid strategy, and budget allocation. Optimize for profitable new-customer growth against CAC targets
• Maintain optimal stock levels through close coordination with supply chain teams to prevent stockouts, overstocking, and logistics inefficiencies.
• Ensure compliance with marketplace policies, leveraging Amazon Brand Registry and Walmart guidelines to maintain account health and reputation.
• Identify, monitor, and address risks related to unauthorized sellers, counterfeit products, and MAP policy violations to protect brand integrity.
• Actively manage customer interactions, including review monitoring, Q&A responses, and proactive reputation management to enhance brand trust.
• Utilize advanced data analytics and business intelligence tools to track key performance metrics, assess trends, and inform marketplace decisions.
• Collaborate cross-functionally with marketing, operations, and product development teams to ensure seamless execution of marketplace strategies.
• Stay ahead of evolving marketplace trends, algorithm updates, and industry best practices to maintain a competitive advantage.
• Oversee new product launches and brand refreshes, working with creative and content teams to ensure a strong marketplace presence.
• Implement external traffic growth strategies, including influencer partnerships, affiliate programs, and targeted social media advertising to drive incremental sales.

Requirements

• Bachelor’s degree in Business, Marketing, or a related field
• 3-5 years of experience selling on the Amazon.com / Walmart.com platforms with an e-commerce-first CPG brand
• Demonstrated success in increasing sales, profitability, and market share on online marketplaces.
• Experience leading large, complex, and first-of-their-kind projects end-to-end, from strategy to launch to scale
• Experience with inventory management and supply chain coordination
• A strong understanding of LTV and CAC components
• Experience in both FBA and FBM sales models
• Expert in Excel, data analysis, and other reporting tools
• Expert in Amazon Seller Central, Walmart Seller Center, advertising platforms, and analytics tools
• Hands-on Amazon Ads media buying experience, personally building, managing, and optimizing campaigns (not solely overseeing an agency) with $100K+ in monthly Amazon ad spend.
• Deep expertise in Amazon Ads strategy and optimization, including campaign architecture, match types, negative keyword strategy, search-term harvesting, bidding and placement optimization, and separating branded vs. non-branded spend.
• Excellent English communication and interpersonal skills, with the ability to collaborate effectively across teams and departments.
• Flawless attention to detail in planning and execution of all assigned tasks
• Ability to thrive in a fast-paced, results-driven environment with minimal supervision.

Compensation

$100,000 – $135,000 (based on experience), bonus eligibility.

Benefits

• Flexible paid time off plus 9 annual company holidays
• Your Birthday is a paid vacation day – take the day to celebrate your awesomeness!
• 100% company-paid base plan Medical, Dental, and Vision Insurance for employees
• 100% company-paid Life Insurance and Short-Term Disability Coverage
• 3% Employer contributions to 401(k) regardless of employee participation! (Free money)
• Matching charitable contributions up to $2,500/year
• $1,200/annual Work from Home (WFH) stipend
• Employee recognition and rewards program
• Calm app subscription
• Pet insurance
• Free monthly employee product samples and team discounts
• Employee Referral Program
• Professional development fund for employees (We love HI-ER Education)
• And a collaborative, innovative work culture!!

At Stonehenge Health, we believe wellness should support life, not complicate it. If you’re a marketplace operator who cares deeply about building profitable, scalable marketplace channels. , we’d love to meet you.

Stonehenge Health is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive, welcoming environment for all.