Senior Manager, North America National Accounts

MBX [Memebox]

Location: Los Angeles, CA - On-Site - Mon - Thur (4 days)

Type: Full-Time

This position reports to North America General Manager.

MBX is a global, multi-brand Korean beauty and personal care company backed by over $200M in funding from top investors including Goodwater Capital, Johnson & Johnson, Pear VC, Y Combinator, and other Silicon Valley VCs.

Headquartered in the U.S. with operations in Seoul, MBX manages a portfolio of award-winning K-beauty brands Kaja, I Dew Care, Pony Effect, I’m Meme, and Nooni—celebrated for creativity, quality, and innovation. Each brand is developed with strategic retail partners such as Sephora, Ulta, Target, and mass and specialty retailers nationwide.

All MBX products are proudly crafted in Korea, blending cutting-edge formulations with playful, high-quality packaging that resonates with beauty enthusiasts worldwide.

Serves as the primary commercial owner across assigned national accounts, responsible for driving revenue, profitability, and best-in-class retail execution across the MBX portfolio.

The ideal candidate combines strong commercial acumen, retailer fluency, analytical rigor, and cross-functional leadership, with the ability to translate strategy into measurable business results.

This position plays a critical role in scaling MBX’s U.S. business, strengthening retailer partnerships, and driving sustainable sell-through growth across both mass and prestige channels.

• Own and lead end-to-end retail strategy across assigned national accounts (Including, but not limited to Target, Walgreens, CVS)
• Build and maintain senior-level relationships with retail buyers and partners
• Develop and execute annual and seasonal account plans, aligning brand and commercial priorities
• Lead:
• Line reviews
• Assortment strategy
• New product launches
• Identify and unlock new distribution, category expansion, and growth opportunities

• Own full account-level P&L, including:
• Revenue
• Gross margin
• Trade and promotional investment
• Develop and manage accurate rolling forecasts (sell-in and net revenue)
• Evaluate and optimize:
• Promotional ROI
• Pricing and trade strategies
• Partner with Finance and Supply Chain to ensure profitable, scalable growth

• Lead forecasting across all assigned accounts
• Monitor:
• Sell-through performance
• SKU productivity
• Inventory health
• Partner with Supply Chain to:
• Optimize inventory allocation
• Minimize stockouts and excess
• Ensure retailer service levels are met
• Complete a monthly forecasting process
• Drive decisions on:
• Assortment updates
• Discontinuations
• Exit strategies

• Own sell-through performance and conversion across retail channels
• Partner closely with Retail Marketing to:
• Align campaigns with retail priorities
• Improve in-store and online conversion
• Maximize visibility during key moments
• Ensure alignment between marketing activation and commercial goals

• Act as point person for assigned accounts across Sales, Marketing, Finance, and Supply Chain
• Drive alignment across:
• Launch timelines
• Retail calendars
• Inventory and demand planning
• Lead communication and coordination with MBX Korea and external partners
• Manage broker and third-party relationships where applicable

• Analyze:
• Sales performance
• Retail trends
• Competitive landscape
• Identify risks and opportunities across accounts
• Translate insights into clear, actionable commercial strategies
• Support executive-level reporting and business reviews

• Experience: 5–10 years in Sales, Account Management, or Commercial roles within beauty, personal care, or CPG
• Retail Expertise: Proven experience managing major national accounts (Target strongly preferred; Ulta/Sephora a plus)
• Commercial Acumen: Strong understanding of P&L management, forecasting, and trade investment
• Analytical Skills: Advanced proficiency in Excel and data analysis; comfortable working with POS and forecasting tools
• Leadership: Proven ability to lead cross-functional teams and influence senior stakeholders
• Communication: Strong negotiation, presentation, and relationship-building skills
• Execution: Highly organized with strong operational discipline
• Location: Los Angeles (Hybrid — 4 days in-office)
• Travel: Occasional travel for retailer meetings and key milestones

• Consistent sell-through and revenue growth across key accounts
• Improved forecast accuracy and inventory efficiency
• Strong retailer relationships and expanded distribution opportunities
• Increased profitability through optimized trade and promotional strategies
• Seamless cross-functional execution across launches and programs
• Clear, data-driven commercial decision-making

Benchmark Salary Range: $140,000 – $160,000 base salary annually, commensurate with experience. Total compensation may include performance-based bonus and other incentives.

As a growth-stage, venture-backed company, MBX offers a competitive benefits package that may include:

• 100% of Employee Medical, Dental, and Vision coverage
• Generous paid time off
• 11 holidays 4 floating holiday
• In-office collaboration with paid parking and commuting stipend
• Company retirement 401K plan
• Making impact for K-beauty in the US market

Work Authorization: Applicants must be authorized to work in the United States. 

MBX is an Equal Opportunity Employer. We are committed to creating an inclusive environment for all employees and applicants, and we do not discriminate on the basis of race, color, religion, sex, gender identity or expression, sexual orientation, national origin, ancestry, age, disability, marital status, veteran status, or any other characteristic protected by applicable federal, state, or local law.

We comply with all applicable employment laws, including the Americans with Disabilities Act (ADA), the California Fair Employment and Housing Act (FEHA), and all applicable wage and hour laws. Reasonable accommodations are available upon request throughout the application and hiring process.

If you're excited about this role but don't meet every requirement, we encourage you to apply. Please submit your resume by clicking “apply now”.