Product Manager, eCommerce Marketplace

Sigma-Aldrich Corporation•St. Louis, MO

18h•Hybrid

About The Position

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.

Requirements

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

Nice To Haves

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 ambiguity and greenfield builds.
Systems thinker – seeing end-to-end flows and connecting the dots to solve problems before they become emergencies
Customer-centric – passionate about understanding and solving real customer problems; uses data and empathy to drive decisions
Curious – keeps a pulse on emerging technologies, industry analysis, and market trends
Dynamic – articulate complex ideas clearly to both technical and non-technical audiences; adapting style to stakeholder needs

Responsibilities

Assist in the establishment 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 and benchmarking, and analytics to inform product direction and identify new opportunities
Translate strategy into an execution across the buyer, seller, and operator experiences, maintaining a 4-6 quarter view with clear bets and milestones
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
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