Polar Tank Trailer, a producer of dry and liquid bulk tank trailers, has hired Jim Bach as director of materials.

In his new role, Bach is responsible for planning, master scheduling, and inventory optimization for the company's manufacturing operations in Opole and Holdingford, Minn.

Prior to joining Polar, Bach spent nearly 17 years in senior management positions focused on forecasting, demand planning, materials handling, distribution, and quality within the medical device industry.

Bach has a bachelor's degree in business management from St. Cloud State University.