Creates and revises 2D drawings and 3D models for aerospace pressure vessels, piping systems, tooling, and assemblies. Performs pressure-system, fatigue, fracture-mechanics, and fitness-for-service analyses; supports nondestructive testing, procurement, production, assembly, testing, and troubleshooting. Prepares technical documentation and manages project schedules. Participates in design reviews, engineering changes, root-cause investigations, compliance activities, and supplier or customer support, with travel up to 20%.