- Obtain the necessary information for the assembly of aeronautical structures, facilities and equipment by analyzing the technical assembly documentation. - Determine the tools, machines, tools and temporary and permanent joining elements in the assembly of aeronautical elements. - Apply the quality standards corresponding to the assembly processes of aircraft structures, facilities and equipment. - Act in the assembly of structures, system installations and aircraft equipment in compliance with occupational risk prevention and environmental protection regulations. - Assemble elements to be joined into tools for machining based on the technical documentation, complying with quality standards, occupational risk prevention and environmental protection. - Mechanize elements of aircraft structures (drilling, countersinking and reaming) checking the dimensional characteristics of the machined surfaces, following the technical documentation and complying with quality standards, occupational risk prevention and environmental protection. - Carry out the assembly and disassembly of structural elements of aircraft, to repair or obtain the final structure, based on the technical documentation and complying with quality standards, occupational risk prevention and environmental protection. - Apply measurement and verification techniques in aircraft structures based on technical documentation and complying with quality standards, occupational risk prevention and environmental protection.