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Summer 2027 Mechanical Engineering internships in St. Louis, Missouri
As of November 12, 2026, Intern Insider listed 26 open Summer 2027 mechanical engineering internships in St. Louis, Missouri, from 17 companies. Employers include HNTB, Emerson and Sidara. 26 listings state that the role is paid. This page does not invent a salary when the listing is silent. Browse the roles by employer below. You can read the full posting free, then apply in minutes with a free account.
26 open roles · 17 companies · 1 added this week
HNTB4 open
Emerson3 open
Sidara3 open
Kokosing2 open
Procter & Gamble2 open
Frequently asked questions
As of November 12, 2026, Intern Insider listed 26 open Summer 2027 mechanical engineering internships in St. Louis, Missouri, from 17 companies.
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