Mechanical, Civil & Aerospace Internships in Washington

29 open mechanical, civil & aerospace internships in washington from 13 companies, 20 added in the last 7 days. 52% list pay; the median posted rate is $35/hr (middle half: $26–$38/hr). Most openings: Marathon Petroleum (9), Anduril Industries (3), Stryker (3), Shield AI (2).

Updated Oct 19, 2026 from employer career pages · newest posting Oct 12, 2026.