Ingegnere senior uomo mostrando pollici in su - Foto e immagini stock

Senior plumber with pipes outside construction

A carpenter with wooden planks

Senior construction manager giving thumbs up

Engineer builder at construction site

Senior builder on pipeline in plant

Senior man holding a level

Senior engineer on the platform of fuel supply systems

Workman making ok sign on unfocused background

Builder knit smetal rods with wire for concrete reinforcement

Mature worker showing ok sign

Carpenter builder on strict face carries wooden beam on shoulder

Man holds cables and shows ok sign

Happy male builder showing thumb up

Manual workman work on construction site

Professional worker with thumbs up