Technology, Development, & Design

From your first day, you’ll work hands-on building and improving real systems that power how customers experience McMaster‑Carr and how our business operates at scale. You’ll learn to write code, debug issues, and deliver features as part of a team, learning how our systems work and how to build reliable, scalable solutions.
In your first few months, you will focus on developing strong technical fundamentals to independently build and improve systems. This includes designing and implementing customer-facing features, improving how people discover and use our products, and contributing to systems that make our operations fast, accurate, and resilient. You’ll gain experience working with real workflows—whether that’s refining navigation across a complex catalog, applying AI in practical ways, or improving how orders flow through our fulfillment systems.
As you grow, your scope will expand beyond implementation. Over time, you’ll take on more ownership: defining problems clearly, weighing tradeoffs, and driving solutions from idea through execution, working across engineering, operations, and business teams. You won’t just contribute—you’ll increasingly shape how systems and products evolve.

For example, your work might include:

• Improve how customers find what they need on our website: Design and test new features that make our site faster, smarter, and easier to use—so customers can enjoyably find the products they need.
• Apply AI to real-world operations: Use tools like generative AI to streamline customer service, create better product descriptions and visuals, and automate internal workflows.
• Make fulfillment smarter and help us plan ahead: Design systems that improve how we pick, pack, and ship orders —so customers get what they need, faster. Use forecasting tools and automation to anticipate demand, reduce delays, and scale our operations as customer needs evolve.
• Design tools that free up teammates to focus on what matters: Automate routine tasks—like data entry or resource gathering—so people can spend more time solving complex, meaningful problems.
• Help the business see what’s working—and act quickly when it’s not: Create dashboards and tracking tools that surface key insights and guide faster, better decisions. Build systems that capture feedback and route it to the right teams for action.

Equal Opportunity Employer

We are proud to be an Equal Opportunity Employer and dedicated to providing employees a workplace with reasonable accommodations and free of discrimination, harassment, and retaliation. At McMaster-Carr, we do not make employment decisions based on age, ethnicity, citizenship status, military status, gender identity and expression, race, religion, disability status, marital status, sexual orientation, or any other legally protected group.

This position is not eligible for work authorization sponsorship by McMaster-Carr.

Data We Collect

We may collect professional, education and employment-related data, and any assessments made throughout the recruiting process, to evaluate candidacy for employment. To communicate with job applicants, we may collect applicant names, contact information, and other personal identifiers, including those outlined in the California customer records statute. Through voluntary disclosure, we may also collect protected classifications under federal or California law (e.g., race, gender, etc.). For additional details about the personal information we collect and its uses, please click here.