Ritratto ravvicinato di architetto professionista con cappello rigido che distoglie lo sguardo - Foto e immagini stock

Close-up portrait of professional architect in hard hat looking away

Smiling african engineer at industrial site

Young engineer working on a construction worksite. Young businessman construction site engineer,close up. Professional engineer in safety equipment at construction site

Portrait of Afro american engineer developer in hard hat outdoors.

Happy african industrial manager at oil refinery plant

Portrait of young construction engineer wearing hardhat, close up

Portrait of Afro american engineer developer in hard hat outdoors.

Close up portrait of african american petrochemical worker outside the factory

Professional architect in hard hat holding blueprint and looking at camera

Portrait of smiling professional architect in hard hat against building

Thoughtful construction worker sitting on ladder isolated on white

African-american construction worker with toolbox showing thumb up isolated on white

Portrait of smiling professional architect in hard hat against building

Side view of group of multiethnic construction workers in row

Happy african-american construction worker with toolbox isolated on white

Group of multiethnic construction workers in row looking away

Walking african-american construction worker with toolbox isolated on white