The Part Time Domestic Customer Service Representative role is responsible for proactive and reactive activities pertaining to domestic orders, repair and credit returns, establishing new accounts, and responding to a wide range of inquiries from both customers and sales representatives with exceptional customer service, follow-through and attention to detail. MicroAire Surgical Instruments LLC As a part of the global industrial organization Marmon Holdings—which is backed by Berkshire Hathaway—you’ll be doing things that matter, leading at every level, and winning a better way.