Murphy-Hoffman Company (MHC-Kenworth) is a multi-state network of Kenworth truck dealers providing more than 50,000 customers with a full range of truck services. MHC's Operations Intern Program is a 12-week version of our Management Trainee Program. Over the course of the summer, you will be given a hands-on deep dive into how our Parts or Service Department operates, by rotating through each position in the department and helping contribute to the business.