AST SpaceMobile is building the first and only general cellular broadband network in space to operate directly with standard, unmodified mobile devices based on our extensive IP and patent portfolio and designed for both commercial and government applications. Our engineers and space scientists are on a mission to eliminate the connectivity gaps faced by today’s five billion mobile subscribers and finally bring broadband to the billions who remain unconnected.
Position Overview
We are seeking a Composites Manufacturing Specialist Engineer to support the development, qualification, and continuous improvement of composite manufacturing processes and materials.
Key Responsibilities:
· Develop engineering specifications for hand lay-up processes of prepreg parts.
· Define routing sheets for prepreg parts per engineering specifications.
· Establish and control prepreg material handling requirements, including out-time tracking, storage conditions, lot traceability, and shelf-life control.
· Lead new part qualification by defining first-article build plans, process documentation,



and supporting qualification inspections.
· Develop and validate new manufacturing processes, including layup configurations, cure cycles, and bagging techniques, prior to production release.
· Follow up with new material and process suppliers, defining evaluation criteria, overseeing sample testing, and verifying conformance to specifications.
· Support the transition and qualification of automated manufacturing processes (AFP), including comparison against manual processes.
· Define and maintain routing sheets and work instructions for new and existing parts and processes.
· Define ply kit requirements based on engineering ply books and layup sequences.
· Provide engineering disposition on SCSRs and non-conformances, including containment and corrective action follow-up.
· Document lessons learned and update work instructions as new parts, processes, or suppliers are qualified.
Qualifications
Ed

📌 Composites Manufacturing Specialist Engineer (Barcelona)
🏢 AST SpaceMobile
📍 Barcelona