Poseidon Aerospace · 4 weeks ago
Aerospace Engineering Intern, 2026
San Francisco, CA
Internship
Onsite
Intern
Start in 2026Poseidon Aerospace is seeking an Aerospace Engineering Intern to assist in the development and testing of next-generation composite aircraft. The intern will work closely with experienced engineers on aerodynamic analysis, CFD modeling, and contribute to the full aircraft development process.
Airlines/Aviation
No H1B
U.S. Citizen Only
Responsibilities
Assist in developing aerodynamic surfaces, configurations, and control geometries using CFD tools
Support performance analyses for aerodynamic, propulsion, and flight efficiency studies
Help compare CFD and analytical results to wind tunnel or flight test data
Contribute to flight dynamics modeling and simulation for stability and control evaluation
Prepare and refine geometry in CAD for CFD and aerodynamic analysis
Work with engineers on design trade studies that balance aerodynamic performance and manufacturability
Help document aerodynamic results, performance models, and testing data
Participate in ground or flight test preparation and post-test data review
Qualification
Required
Currently pursuing a degree in Aerospace Engineering, Mechanical Engineering, or a related field
Familiarity with CFD tools such as ANSYS Fluent, Star-CCM+, or OpenFOAM
Basic understanding of aerodynamics, aircraft performance, and stability and control
Experience with CAD software such as Fusion 360, SolidWorks, CATIA, or NX
Interest in aerodynamic optimization and performance analysis
Ability to process and visualize simulation or flight data
Familiarity with composite materials and their use in aircraft structures is a plus
Motivated learner with a hands-on mindset and strong attention to detail
US Citizenship or Legal Permanent Residency is required for this role
Preferred
Experience with student aircraft design projects, wind tunnel testing, or UAV development
Exposure to scripting in Python or MATLAB for CFD or data automation
Familiarity with performance or aerodynamic modeling tools such as AVL or SU2
Basic knowledge of structural loads and stress fundamentals
Interest in experimental aircraft, seaplanes, or high-lift configurations
Company
Poseidon Aerospace
Poseidon Aerospace develops autonomous sea-based aircraft designed to transport cargo using ground effect flight.
2-10 employees
Funding
Current Stage
Early StageTotal Funding
$12.5MKey Investors
Tamarack GlobalStarship Ventures
2025-11-05Seed· $11M
2023-11-02Pre Seed· $1.5M
Recent News
globallegalchronicle.com
2025-11-14
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