Assistant Marketing Manager

Assistant Marketing Manager, Skincare & Haircare

The Mentholatum Company, a wholly owned subsidiary of Rohto Pharmaceutical, is on an ambitious mission to bring the best of Japanese beauty and personal care to the U.S. market. We are looking for a curious, driven, and creative Assistant Marketing Manager to join our growing Skincare and Haircare team and help us build and elevate a portfolio that is redefining what J-beauty means for American consumers.

This is a rare opportunity to work at the intersection of brand strategy, product innovation, and campaign development, all rooted in sharp consumer insights and culturally relevant moments. You will help grow and shape a portfolio anchored by iconic brands: Hada Labo, Melano CC, Oxy Acne Care, alongside launching an exciting new haircare brand.

This role offers a 360° CPG marketing experience: you will develop brand positioning and creative, collaborate on redesigns and new product launches, run social and digital marketing campaigns, build PR programs, and learn how to manage a brand P&L like a general manager. If you have a passion for beauty, thrive at both strategy and execution, and want to bring big ideas to life, this is your chance.

Role At a Glance

Title: Assistant Marketing Manager

Location: Horsham, PA (Hybrid; in office 2-3 days per week)

Reports to: Senior Marketing Manager, Skincare & Haircare

The Portfolio

Hada Labo: Japan's #1 skincare brand. Anchored in Super Hyaluronic Acid technology and deep pharmaceutical heritage, Hada Labo is the centerpiece of our long-term growth strategy in the U.S. This is a brand with huge potential, part of the growing Asian beauty segment, and we are focused on revamping the brand for the US consumer

Melano CC: A cult-favorite brand in Vitamin C-driven brightening, beloved in Asia and rapidly gaining recognition among informed U.S. skincare consumers. We are working to develop a strong platform for educational storytelling and ingredient-forward marketing

Oxy Acne Care:

New brands: We are actively reviewing and developing new brands in skincare and haircare to grow our portfolio. You will be part of building from the ground up: positioning, naming. messaging, launch strategy, creative campaign development

What You’ll Be Doing

Brand strategy: Support and help shape long-term brand positioning and strategy, ensuring consistency and clarity across audiences. Contribute to brand repositioning work, including messaging architecture, consumer targeting, and competitive differentiation. Conduct competitive analysis across beauty segments to identify white spaces

Campaign and asset creation: Lead consumer campaign execution from brief through launch, orchestrating agencies and internal teams across paid and owned channels. Maintain creative excellence and strong brand expression across all assets with a high bar for visuals and messaging

New product development: Assist in end-to-end new product launch management, from concept briefs through retailer sell-in and launch. Contribute to claims, clinical development, and artwork development. Coordinate cross-functionally including R&D, Regulatory, Supply Chain, and Sales

Marketing and media activations: Partner with ecomm, digital, social, influencer, creative, and PR teams to develop and manage cohesive campaigns. Manage tactical marketing initiatives, including consumer promos, reviews, digital content, etc.

Business management: Learn to manage a brand P&L, support monthly financial forecasting process, manage brand budgets for marketing activities, pull syndicated consumer data to identify trends and opportunities, assist in preparing internal and external presentations

Why Join Us

Brands with incredible growth potential and a real point of difference; chance to shape brands early in their journey, your fingerprints will be on launches and campaigns that reach consumers at scale

Room to grow, be heard, and make a real impact

Hybrid flexibility: 2-3 days in office, and the rest working from home

Comprehensive health, dental, and vision benefits

401(k) company match

About The Mentholatum Company

The Mentholatum Company is a wholly owned subsidiary of Rohto Pharmaceutical, a global healthcare, cosmetic, and pharmaceutical conglomerate based in Japan. For more than 125 years, Mentholatum has been creating and providing some of the industry’s top products for personal healthcare and wellness for consumers around the world. Our focus on customer relations and consumer satisfaction has helped us to reach our status as a global leader in the business of personal care. As our business continues to grow, so does our need for top talent to become part of our winning team today.