The diverse qualifications and capabilities of USA Structures engineers include highly regarded technical credentials and experience in design and modification of large structures, assemblies, components, and Ground Support Equipment (GSE). Their expertise encompasses original design development and modifications to existing structures, prototype creation, and all phases of hardware qualification testing. USA provides sustaining engineering services for spacecraft primary and secondary structures, numerous fastener systems, and metallic and composite overwrapped pressure vessels. USA Structures engineers also have considerable experience with multilayer window systems.