Mechanical, Civil & Aerospace Internships in San Francisco Bay Area

111 open mechanical, civil & aerospace internships in san francisco bay area from 44 companies, 58 added in the last 7 days. 56% list pay; the median posted rate is $30/hr (middle half: $29–$41/hr). Most openings: Astranis (20), Lawrence Livermore National Laboratory (LLNL) (11), Applied Materials (8), Muon Space (6).

Updated Oct 19, 2026 from employer career pages · newest posting Oct 16, 2026.