James G. (Jim) Nell (born 1938) is an American engineer. He was the principal investigator of the Manufacturing Enterprise Integration Project at the National Institute of Standards and Technology (NIST), and is known for his work on enterprise integration.
Nell received his Bachelor of Science in Electrical Engineering (BSEE) from Drexel University and his MBA from Bowling Green State University.
From 1961 until 1993 Nell worked at Westinghouse Electric Company in various assignments in systems engineering, international marketing, program management, and strategic planning and finally Manager of Information Technology Programs at the Manufacturing Systems and Technology Center of Westinghouse Electric Corporation in Columbia, Maryland. From 1993 to 2000 at NIST he was the principal investigator of the Manufacturing Enterprise Integration Project.
Formerly he was active in the TC 184 SC4 work to develop product- and process-data representation, serving as the US expert to the SC4 Strategic Planning Advisory Group. For the IGES/PDES Organization, he was Chairman of the Steering Committee. He was the original chair of the Evolving Standards Focus Group of the Agile Manufacturing Enterprise Forum at the Iacocca Institute, and a founding participant of the ANSI Organization for Harmonization of Product Data Standards. As a member of the National Initiative for Product Data Exchange staff, he was the architect of the NIPDE Electronic Library, an early application of the World-Wide Web.