Senior Manager, Product Development

About Harry’s

Harry’s is a men’s grooming brand that offers high quality shave, body, hair, and skin care products at an exceptional value. Founded in 2013, Harry’s redefined the shaving experience and helped pioneer the direct‑to‑consumer model. Today it is the #2 shaving brand globally and has expanded to products for every step of a customer’s routine. The company also supports mental health by connecting over 2 million men with quality resources.

Mammoth Brands is a modern CPG company behind category‑leading brands such as Harry’s, Flamingo, Lume, Mando, and Coterie. Driven by the mission “Create Things People Like More,” the company builds a new model for brands, founders, and talent. It maintains a small entrepreneurial culture and has donated over $20 million to nonprofit partners.

The R&D Soft Product Innovation Team handles all personal care category launches from concept to market for Mammoth Care brands. Researchers, developers, and formulators on the team drive new product innovation and continuous improvement, raising the bar for product excellence.

The Product Development Manager will lead end‑to‑end concepting and development of performance‑driven products for Mammoth Care brands, reporting to the Head of Soft Product Innovation. You will collaborate with cross‑functional teams to turn innovative ideas into market‑ready products.

• Lead Product Innovation:
  Drive the product development lifecycle from concept and ideation to commercialization, championing projects to meet high standards of performance and quality.
• Collaborate Across Partners:
  Work with Brand Marketing, Product Research, Lab to Market, Program Management, Quality, Sourcing, and contract manufacturer partners to ensure seamless product development.
• Develop & Execute Product Strategy:
  Translate consumer insights and market trends into product concepts and development plans, staying ahead of scientific advancements.
• Oversee Product Testing & Validation:
  Build testing protocols with Product Research, Lab to Market, Regulatory & Legal teams to ensure products meet performance claims and consumer expectations.
• Champion Product Excellence:
  Maintain deep understanding of product development principles and continuously raise the bar on product excellence and innovation.

• 7+ years of product development experience in personal care, cosmetics, or CPG (fragrance experience is a plus).
• Strong interest in the personal care space and pride in creating products people love.
• Execution‑focused and results‑driven, a proactive doer who tackles issues and builds efficient systems for tracking, testing, and reporting.
• A collaborative and adaptable partner who excels at cross‑functional teamwork and clear communication.
• A strategic and creative thinker who identifies risks, develops solutions, and is a lifelong learner.
• Sense of humor and capacity to take work seriously while embracing a lighthearted culture.

• Head of Soft Product Innovation (reporting manager)
• Soft Product Innovation team members
• Cross‑functional collaborators:
  Product Research, Formulators, Brand, Regulatory, Legal, Sourcing, Quality, Program Management, and third‑party partners.

• Medical, dental, and vision coverage
• 401k match
• Equity in Mammoth Brands
• Flexible time off and working hours
• Wellness and L&D stipends
• 4‑week sabbatical after 5 years, 6 weeks after 10 years, and 8 weeks after 15 years
• 20 fully paid weeks off for parents who give birth, or 16 fully paid weeks off for all other paths to parenthood
• Fun IRL and virtual events including happy hours, team building events, and parties on our rooftop
• Free products from all of our brands

Location:

New York, NY

Compensation:
The base salary range for this position is $142,400–$170,000, with final compensation based on location, skill level, and experience.

We can’t quantify all the intangible things we think you’ll love about working at Mammoth Brands, but our salary ranges are competitive, and our comprehensive benefits package and equity program support your growth.

Mammoth Brands is an Equal Opportunity…