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    Excel internships in Trumbull, Connecticut

    As of November 11, 2026, Intern Insider listed 1 open internship in Trumbull, Connecticut that mentions Excel: R&D Process Engineering Intern at Henkel. You can read the full posting free, then apply in minutes with a free account.
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    As of November 11, 2026, Intern Insider listed 1 open internship on this page: R&D Process Engineering Intern at Henkel.

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