Product Manager, eCommerce Marketplace

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Work Your Magic with us! Start your next chapter and join Millipore Sigma. Ready to explore, break barriers, and discover more? We know you’ve got big plans – so do we! Our colleagues across the globe love innovating with science and technology to enrich people’s lives with our solutions in Healthcare, Life Science, and Electronics. Together, we dream big and are passionate about caring for our mix of people, customers, patients, and planet.

That's why we are always looking for curious minds that imagine the unimaginable with us.

This role does not offer sponsorship for work authorization. External applicants must be eligible to work in the US.

As part of the Digital & eCommerce organization, the Product Manager, Marketplace owns the end-to-end product strategy and roadmap for our marketplace platform. You’ll define the vision, prioritize outcomes, and lead delivery of the technical foundation while partnering across Commercial, Category, and Enabling Functions to shape a winning go-to-market. The right leader moves fluidly between strategy and execution translating ambiguous problems into clear decisions and deployment‑ready features, sustaining velocity, and aligning teams around measurable results.

This role is a key builder of our future GTM and product operating model, advancing our agile practices and product portfolio. Reports to the Head of B2B Solutions & Digital Innovation.

• Strategy & Outcomes
  • Assist in establishing marketplace strategy, value proposition, business model (1P/2P/3P), business case, and launch sequencing
  • Define success metrics and KPIs across the program ensuring customer‑centricity and organizational alignment
  • Utilize customer research, competitive analysis, benchmarking, and analytics to inform product direction and identify new opportunities
  • Translate strategy into execution across the buyer, seller, and operator experiences, maintaining a 4‑6 quarter view with clear bets and milestones
• Product Delivery
  • Own the product roadmap, prioritizing features and enhancements based on customer needs, business value, technical feasibility, and platform scalability
  • Author crisp product briefs with problem statements, user stories, acceptance criteria, and UX flows.
  • Partner with technical colleagues across DDIT, Engineering, and ERP to ship strategically relevant product features
• GTM & Cross‑Functional Leadership
  • Build consensus among diverse stakeholders, including executives, enabling functions, supply chain, and customer support, to name a few
  • Partner with franchise leaders, business development, and legal on seller strategy, segmentation, onboarding, contracts, and governance
  • Coordinate with enabling functions including tax, treasury, compliance, and quality & regulatory to create scalable and compliant guardrails
  • Foster collaboration and clear communication across our global eCommerce team and our key stakeholders, including our executive steering committee

The Product Manager, eCommerce Marketplace can be located from either our Burlington, MA or St. Louis, MO facility. We do promote a hybrid flexible work schedule.

• At least 5 years in Product Management roles, with experience in a multi‑seller commerce environment
• At least 5 years operating in a B2B eCommerce environment;
  Life Science and regulated industry experience a plus

• Proven ability to lead a diverse project & product team, orchestrating ceremonies and shipping iteratively
• Strong understanding of eCommerce platforms, software development processes, and relevant technologies to effectively collaborate with engineering teams as well as digital marketing, UX/UI principles, and the latest industry trends
• Uses data to inform choices, measures what matters, and relentlessly pursues business impact; proficiency in OKRs/estimating and measuring business value, grounded in strong analytical skills and prior responsibility for delivering strategic projects
• Strong business and financial acumen; MBA preferred
• Owner mindset – being accountable for outcomes and comfortable with…