About the Role
We are supporting an international high-technology engineering organization developing advanced products and systems for demanding applications. We are looking for a Composites Manufacturing Specialist Engineer to join its manufacturing engineering organization. The successful candidate will support the development, industrialization, qualification, and continuous improvement of composite materials and manufacturing processes, with a strong focus on prepreg technologies. This position combines hands-on manufacturing engineering with materials and process expertise and will work closely with engineering, production, quality, supply chain, and external suppliers.
Key Responsibilities
Develop and maintain engineering specifications for hand lay-up manufacturing processes for prepreg composite components. Define manufacturing routing sheets for prepreg parts in accordance with applicable engineering specifications. Establish, document, and control prepreg material handling requirements, including out-time tracking, storage conditions, material lot traceability,



and shelf-life management.
Lead and support new-part qualification activities, including definition of first-article build plans, preparation of process documentation, and support during qualification inspections. Develop, evaluate, and validate new composite manufacturing processes before their release to production, including lay-up configurations, cure cycles, and vacuum bagging techniques.
Coordinate with new material and manufacturing process suppliers, establishing evaluation criteria, overseeing sample testing, and verifying compliance with applicable technical specifications. Support the introduction, transition, and qualification of automated composite manufacturing technologies, particularly Automated Fiber Placement (AFP), including technical comparison and benchmarking against manual manufacturing processes.
Define, update, and maintain routing sheets, work instructions, and manufacturi

📌 Composites manufacturing specialist engineer (Santander)
🏢 ISG International Service Group
📍 Santander