Key Account Manager - E-commerce

A Career at HARMAN

As a technology leader that is rapidly on the move, HARMAN is filled with people who are focused on making life better. Innovation, inclusivity and teamwork are a part of our DNA. When you add that to the challenges we take on and solve together, you’ll discover that at HARMAN you can grow, make a difference and be proud of the work you do every day.

A Career at HARMAN Lifestyle

We’re a global, multi-disciplinary team that’s putting the innovative power of technology to work and transforming tomorrow. As a member of HARMAN Lifestyle, you connect consumers with the power of superior sound.

• Contribute your talents to high-end, esteemed brands like JBL, Mark Levinson and Revel
• Unite your passion for audio innovation with high-tech product development
• Create pitch-perfect, cutting-edge technology that elevates the listening experience

About the Role

As a Key Account Manager eCommerce (Marketplaces & eTailers), you will be responsible for developing and managing Marketplace and Retail eCommerce channels to drive sustainable growth across HARMAN’s digital business. You will lead commercial planning, forecasting, pricing execution, digital shelf optimization, promotional initiatives, and business analysis to maximize channel performance. This role requires close collaboration with distributors, customers, and cross-functional teams to achieve business objectives while protecting brand integrity and supporting gray market control initiatives. This is an individual contributor role reporting to the Indirect eCommerce Manager. 

What You Will Do

• Develop and execute commercial strategies for Marketplace and eTailer channels to drive sales growth, profitability, and achievement of business targets.
• Manage commercial and operational relationships with distributors, eTailers, and strategic partners.
• Define customer-specific assortment and portfolio strategies based on business opportunities and consumer demand.
• Build, monitor, and manage forecasts, purchase orders, inventory levels, and key business KPIs.
• Analyze sell-in, sell-out, sales trends, market dynamics, and platform performance to identify growth opportunities.
• Coordinate the execution of promotions, digital campaigns, and commercial initiatives with customers and internal teams.
• Ensure digital shelf excellence through accurate and optimized product content, including titles, images, attributes, descriptions, and enhanced content.
• Monitor pricing compliance and support gray market control initiatives, including unauthorized seller tracking.
• Prepare and present business reviews, performance reports, and strategic recommendations.
• Partner with Retail Sales, Marketing, Supply Chain, Finance, Legal, and other stakeholders to execute business plans effectively.
• Manage channels including Mercado Libre, Amazon, Walmart Marketplace, Coppel, Liverpool, Costco, Walmart, and Sam’s Club.

What You Need to Be Successful

• Bachelor’s degree in Business Administration, International Business, Marketing, or a related field.
• Minimum 2 years of experience managing Marketplace and eCommerce accounts, preferably Amazon and Mercado Libre.
• Experience in consumer goods, consumer electronics, or related industries preferred.
• Strong knowledge of the eCommerce ecosystem, including Marketplace and First-Party (1P) business models.
• Experience with forecasting, inventory management, sell-in/sell-out analysis, profitability metrics, and eCommerce KPIs.
• Advanced Microsoft Excel skills including Pivot Tables, complex formulas, dashboard development, and data analysis.
• Strong analytical, organizational, communication, and negotiation skills.
• Ability to manage multiple projects and priorities in a fast-paced environment.
• Strategic and commercial mindset with strong problem-solving capabilities.

Bonus Points if You Have

• Direct experience managing Amazon Vendor Central and Seller Central
• At least 2 years of responsibility leading an Amazon First-Party (1P) business.
• Experience with Power BI, Tableau, or other data visualization platforms.
• Experience with Digital Shelf Analytics, Marketplace Analytics, or Price Monitoring tools such as Nubimetrics, Flip Flow, Keepa, Helium 10, Profitero, Salsify, Syndigo, or similar solutions.
• Experience within consumer electronics or premium brands.

What Makes You Eligible

• Intermediate to Advanced English proficiency, both written and verbal.
• Eligibility to work in Mexico.
• Ability to work in a hybrid environment based in Mexico City.
• Ability to travel occasionally as business needs require.

What We Offer

• A hybrid work environment that balances flexibility with in-person collaboration, with most office-based roles onsite three days a week.
• Access to employee discounts on world-class Harman and Samsung products (JBL, HARMAN Kardon, AKG, etc.)
• Extensive training opportunities through our own HARMAN University
• Competitive wellness benefits
• Tuition reimbursement
• “Be Brilliant” employee recognition and rewards program
• An inclusive and diverse work environment that fosters and encourages professional and personal development.

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HARMAN is proud to be an Equal Opportunity / Affirmative Action employer. All qualified applicants will receive consideration for employment without regard torace, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.