They are responsible for crucial role in the design, fabrication, assembly, installation, service and maintenance of mechanical components and systems. Their responsibilities include reading and interpreting mechanical drawings, preparing 2D/3D CAD models of elevator cabins, doors, rails, brackets, and escalator trusses using software like SolidWorks, AutoCAD and ensuring that all components are manufactured to precise tolerances and specifications. They coordinate with the electrical and automation teams to ensure mechanical-electrical integration and work on kinematic and structural analysis to ensure strength, durability, and safety. They are also involved in site supervision, guiding installation teams, checking alignment and fitment of components, and ensuring compliance with safety standards, material selection, quality checks, and preventive maintenance planning, ensuring reliable and efficient operation of the final product.