Executive
Project administration is done by Project Management
A project manager is the person responsible of planning, managing, executing, and controlling the project.
a executive is a person responsible for the administration of a business
manager
Thomas was responsible to bring Christianity to India.
A person responsible for an administration. A person or group of persons having administrative or supervisory authority in an organization.
The Project Manager is responsible for delivering the Project. S/he is the person leading and managing the Project team.
A project manager can be absolutely critical to the completion of a project. The project manager is the person responsible for all aspects of a project coming together and is typically the one who is ultimately at fault if the project fails.
The specific title might be "overseer" but that is seldom used in a modern context, such individuals being called "project managers" among other things.
The correct sentence is: "You will be a responsible person." The article "a" is used before words that start with a consonant sound, while "an" is used before words that start with a vowel sound. In this case, "responsible" starts with a consonant sound.
Garrison Commander is the person that facilitate the project of the troop. The troop is responsible for building properties and to watch over the welfare of the people in their fortress.
An example of authority and responsibility being related is a person with authority being responsible for a project completion. A project or job is likely to fall apart without some sort of authority figure structuring responsibilities to workers of said project.