Schöner Ingenieur in T-Shirt und orangefarbener Mütze, lächelnd und in der Hand ein digitales Tablet - Stockfoto & -bild

Male head engineer wearing white safety hardhat with walkie talkie and blueprint inspecting construction site. Development and construction industry concept

Worker installing solar panels outdoors.

Plasterer builder worker with level examining metal profile facade plate installation

Building maintenance worker writing the diagnostic

Engineer is planning construction outdoors

Male worker with solar batteries. Man in a protective helmet. Installing stand-alone solar panel system.

Selective focus of builders using digital tablet near ladder and facade of house

Selective focus of builder showing digital tablet to colleague with hammer on roof of building

Low angle view of workmen holding blueprint while sitting near toolbox on roof of building

Repairmen in overalls and helmets using digital tablet on rooftop of house

Selective focus of handymen in workwear using digital tablet while working on roof of building

Selective focus of builders in hardhats using digital tablet while working on roof of house

Panoramic shot of builder holding blueprint near colleague on roof of building