Poseidon Aerospace · 4 hours ago
Manufacturing Engineering Intern, 2026
San Francisco, CA
Internship
Onsite
Intern
Start in 2026Poseidon Aerospace is a company focused on aerospace manufacturing, and they are seeking a Manufacturing Engineering Intern to support tooling design and fabrication for composite aircraft. The intern will work closely with engineering teams to create manufacturing documentation and assist in various engineering tasks.
Airlines/Aviation
Responsibilities
Develop and document assembly procedures, work instructions, and manufacturing process documentation
Assist in designing tooling, jigs, and fixtures for aircraft assembly and fabrication processes
Support CAM programming and machining of tooling components under engineer guidance
Create visual aids, diagrams, and step-by-step guides for tooling usage and assembly operations
Conduct first article inspections and dimensional validation of tooling to ensure design intent is met
Observe and document manufacturing processes on the production floor to capture best practices
Help maintain and organize technical documentation, drawings, and manufacturing records
Support rapid prototyping of manufacturing solutions as designs evolve
Qualification
Required
Completed or pursuing a degree in Manufacturing Engineering, Mechanical Engineering, or related field
Proficiency or familiarity with CAD software (Fusion 360, SolidWorks, or similar)
Strong technical writing and communication skills with attention to detail
Basic understanding of machining processes and CNC equipment
Knowledge of manufacturing processes and design for manufacturing principles
Self-directed learner comfortable in a fast-paced, hands-on environment
Ability to balance technical design work with clear documentation and communication
Preferred
Any CAM programming or CNC machining experience (mills, routers)
Experience creating technical documentation or work instructions
Exposure to composite materials or composite manufacturing processes
Basic understanding of GD&T and tolerancing
Familiarity with metrology equipment (calipers, micrometers, height gauges)
Experience with Fusion 360 for CAD/CAM workflow
Photography or diagram creation skills for process documentation
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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