Customer Service Representative. Sumitomo Wiring System (U.S.A.), Inc., a Sumitomo Electric Group company, is looking for a full-time and non-exempt Customer Service Representative who will be working in El Paso, TX. . Position Description. . . Customer Relations – Act as primary SWS USA contact for assigned customer accounts / Sumitomo mfg locations. . . Order Management – Manage all customer orders to ensure accurate order receipt and entry, on...