i3 Product Development

Feb 01, 2026
Full time
i3 Product Development Sun Prairie, WI, USA
i3 Product Development is a place for people who love to build, learn, and stay curious, especially when the problems are complex. We're a high-performing team of designers, engineers, and problem solvers working together under one roof to turn ideas into real products. With 100+ projects each year across medical, agriculture, consumer, industrial, health & wellness, and on- and off-road recreation industries, no two days are the same. You'll take real ownership of your work, collaborate closely with teammates, and work directly with clients to help deliver solutions that truly delight. We value curiosity, trust, and people who take pride in delivering work that makes a meaningful impact. At i3, seniority is not defined solely by title. Senior Mechanical Engineers are trusted technical leaders who model strong engineering judgment, collaboration, and ownership. They help shape how we engineer as much as what we deliver. About the Role As a Senior Mechanical Engineer, you...