Design of

• strong-current, power, and lightning conductor electrical installations,
  
  
• weak-current telephony and computer electrical installations in industrial, commercial, and residential facilities,
  
  
• road, street, and other municipal facility lighting,
  
  
• energy facilities, transformer substations, electrical substations, additional power supplies,
  
  
• electrical connections in industrial, commercial, and residential facilities,
  
  
• traffic management signalling device systems.