Janitor or maintenance man In the UK we call them Caretakers.
they assist in nation building
The person who looks after a large public building is often referred to as a "caretaker" or "building manager." Their responsibilities typically include maintenance, security, and ensuring the building is clean and operational. In some contexts, they may also be called a "custodian" or "facility manager."
the roles of managers in nation building
Project manager
The key holders for the wall in this building are typically the building owner, property manager, and maintenance staff.
central bank manager name
Resident Manager, Community Manager, Property Manager, Apartment Manager
A building caretaker or building manager is typically employed to look after a building. They are responsible for overseeing maintenance, repairs, security, and ensuring the building is operating smoothly.
The job of a building manager is supervising the construction work of the building structure, supervising the structural services like elevators or lifts, alarm systems and supervising the landscaping, cleaning and some other services not related to construction itself.
Manager of Sales
A manager is a person who works for the company and runs the company building. The owner is called a CEO meaning Cheif Executive Officer.
I will name several: Manager, Cashier, Assistant Manager, and Cooker.