Mechanical Assembler

ALTEN; Leiden; On-site; EUR 52,000 - 68,000; Full time

Job summary

ALTEN Nederland is seeking a Structures Assembly Technician – Panels & Cones for its aerospace manufacturing team. You will assemble aluminium rocket structures, perform drilling operations, and work with large molds and fixtures to build cylindrical and conical sections used in space-flight hardware.

The role requires 5+ years in mechanical or structural assembly, with a strong background in aluminium structures and precision drilling.

Qualifications

• Minimum 5 years in mechanical or structural assembly.
• Strong background with aluminium structures and precision drilling.
• Experience handling large assemblies and performing physically demanding work.
• Skilled in reading technical drawings and following precise instructions.
• Aerospace, aircraft assembly, defence, or high-tech manufacturing experience preferred.

Responsibilities

• Assemble large aluminium panels and conical structures with aerospace-grade precision.
• Perform extensive drilling operations on metal structures and components.
• Work with large molds, jigs, and fixtures for positioning and alignment.
• Handle and position heavy components safely and accurately.
• Read and interpret technical drawings, schematics, and work instructions.
• Conduct visual and dimensional inspections to ensure compliance with strict tolerances.

Skills

Aerospace assembly

Reading technical drawings

Drilling & fabrication

Heavy/ physically demanding work

Job description

Structures Assembly Technician – Panels & Cones (Aerospace Manufacturing)

Join a high‑precision aerospace manufacturing environment where large structural components for launch systems are built with exceptional accuracy. In this role, you will assemble aluminium rocket structures, perform extensive drilling operations, and work with large molds and fixtures to build cylindrical and conical sections used in space‑flight hardware.

Key Responsibilities

• Assemble large aluminium panels and conical structures with aerospace‑grade precision.
• Perform extensive drilling operations on metal structures and components.
• Work with large molds, jigs, and fixtures for positioning and alignment.
• Handle and position heavy components safely and accurately.
• Read and interpret technical drawings, schematics, and work instructions.
• Conduct visual and dimensional inspections to ensure compliance with strict tolerances.

Profile

• 5+ years of hands‑on experience in mechanical or structural assembly.
• Strong background working with aluminium structures and precision drilling.
• Experience handling large assemblies and performing physically demanding work.
• Skilled in reading technical drawings and following precise instructions.
• Aerospace, aircraft assembly, defence, or high‑tech manufacturing experience is highly preferred.

About ALTEN

ALTEN is a global leader in engineering and technology consulting, supporting top-tier clients in their innovation and R&D strategies. With over 57,000 employees in more than 30 countries, we operate across diverse sectors such as aerospace, automotive, telecom, finance, energy, and life sciences.

ALTEN Nederland is a key entity within the ALTEN Group, with offices in Eindhoven, Capelle aan den IJssel, Apeldoorn, Groeningen and Amstelveen. Our 550+ consultants deliver high‑value solutions in Technology and IT. For over 20 years in the Netherlands, we have contributed to impactful projects in high‑tech, defence, transport, telecom, and finance, supporting companies in their technological transformation.

Ready to engineer the future with us?