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    Prototyping co-op and internships in Waterdown, ON

    As of November 11, 2026, Intern Insider listed 1 open internship in Waterdown that mentions Prototyping: Operations Test Engineering, Mechanical Tooling Co-Op at L3Harris Technologies. 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: Operations Test Engineering, Mechanical Tooling Co-Op at L3Harris Technologies.

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