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 instructio

📌 Composites Manufacturing Specialist Engineer (Madrid)
🏢 ISG International Service Group
📍 Madrid