Question

this position within the house of representatives is generally held by one of the senior members of the majority party and is responsible for making sure rules of debate and voting are followed

Answer 1

The House Speaker of the United States of America.

Current House Speaker for 2016: Paul Ryan (R- WIS)

Answer 2

Speaker of the House. Often time, disagreement happen during the debate and voting process which will cause inefficiency in the process. In order to prevent such things from happening, someone's appointed to determine the voting and debate rules such as the debate time limit, how's the procedure, etc.