Job Description. Westrax Machinery is privately owned and operated with branch locations in Arizona and California. Westrax Machinery offers new & used equipment sales and rentals, genuine parts, factory authorized warranty repair and fleet maintenance for Hitachi Wheel Loaders, Kobelco Excavators and Sakai Rollers. Westrax Machinery is a growing heavy equipment dealership that is building a team of driven professionals. The Outside Sales Repres...