This part-time role (~15 hrs/week) is designed for a rigorous, commercially minded marketer who can translate consumer behavior signals into growth strategies and speak fluently about the financial impact of every dollar spent. Marketing Measurement, Analytics & ROI Own the company’s marketing measurement infrastructure, including dashboards, KPI reporting, attribution modeling, and performance tracking across digital channels. Build clear, actionable reporting frameworks that provide leadership visibility into marketing effectiveness, customer acquisition efficiency, conversion performance, and revenue impact. Lead monthly and quarterly performance reporting across Shopify, Amazon, Walmart, paid media, email, SEO, and organic social, focusing on metrics tied directly to business growth rather than vanity engagement metrics. Develop ROI analyses for marketing investments, translating campaign performance into customer acquisition costs, contribution margin impact, retention trends, and payback periods. Maintain and improve reporting systems that support strategic decision-making across the marketing and e-commerce organization. Consumer Insights & Market Intelligence Analyze customer behavior and performance data across Shopify, Google Analytics, Klaviyo, Amazon Seller Central, Walmart Marketplace, and other digital platforms to identify growth opportunities and operational inefficiencies. Develop recurring insights reports that surface trends in customer behavior, retention, conversion, channel performance, product adoption, and purchasing patterns. Monitor competitor activity, pricing, positioning, and broader market trends to support strategic planning and category awareness. Partner with leadership to identify opportunities for improving marketing efficiency, customer lifetime value, and channel profitability. Campaign Performance & Conversion Optimization Partner with the Brand Marketing Manager and E-Commerce Manager to evaluate campaign effectiveness and optimize performance across paid, owned, and marketplace channels. Support product launches and major campaigns through audience analysis, forecasting, measurement planning, conversion tracking, and post-launch performance analysis. Lead testing and optimization initiatives across Shopify, Amazon, Walmart, email, and paid media channels, including A/B testing, conversion funnel analysis, landing page performance, and customer journey optimization. Provide data-driven recommendations that help guide channel prioritization, budget allocation, and campaign refinement. Cross-Functional Collaboration & Strategic Support Work closely with Finance and company leadership to support budget planning, forecasting, and marketing investment decisions grounded in measurable business impact. Provide analytical direction and performance insights to the Brand Marketing Manager, Social Media Lead, E-Commerce Manager, and external partners to support stronger campaign execution and decision-making. Support retailer presentations, product launches, and trade show initiatives through forecasting, measurement frameworks, sales analysis, and post-event reporting. Translate complex data into clear, actionable recommendations for both leadership and cross-functional teams. ESSENTIAL OXYGEN is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Location & Work Authorization Must be eligible to work in California, and legally authorized to work in the United States We do not ask for your pay history as a part of our recruiting process, nor do we make decisions using it. We only ask for your expectations. We are unable to sponsor or take over sponsorship of an employment Visa at this time Essential Oxygen participates in E-Verify Travel Requirements Occasional travel required for team events (~4 times per year) Physical Requirements Ability to sit or stand for extended periods of time Equal Opportunity We are an equal opportunity employer We celebrate diversity and are committed to creating an inclusive environment for all employees Reasonable Accommodations We provide reasonable accommodations for qualified individuals with disabilities Background Check Employment is contingent upon successful completion of a background check