Nachdenklicher Techniker in Schutzweste mit Helm blickt auf sein Klemmbrett, während er draußen im Rechenzentrum sitzt - Stockfoto & -bild

Engineers work place to keep liquid helium,preventive maintenance schedule checking,Thailand people,Technicians and engineers discuss work together.

Industry engineer under checking the industry cooling tower air conditioner is water cooling tower air chiller HVAC of large industrial building to control air system.

Asian engineer wearing glasses working in the boiler room,maintenance checking technical data of heating system equipment,Thailand people

Asian engineer wearing glasses working in the boiler room,maintenance checking technical data of heating system equipment,Thailand people

Workman in helmet holding electrical tester near switchboard

Side view of workman with clipboard talking on smartphone near switchboard

Side view of workman in hard hat holding clipboard near switchboard

Side view of pensive repairman looking at switchboard, banner

Bearded engineer in white coat pointing with finger at digital tablet near air supply system

Bearded engineer in white coat holding pen near clipboard and air compressed system

Electrician filling checklist of power line maintenance