Scorekeeper

The Scorekeeper is an official at a DCI-sanctioned tournament

From the Tournament Rules (January 24, 2020—Theros Beyond Death)

• 1.9 Scorekeeper
  The Scorekeeper ensures the correct generation of pairings and all other tournament records throughout the tournament. The Scorekeeper’s responsibilities include:
  
  • Generating correct pairings each round and accurately entering the results of those rounds.
  • Generating standings for posting before and after the final Swiss round. Other rounds may also be posted at the Head Judge’s discretion.
  • Solving all scorekeeping problems that arise in consultation with the Head Judge.
  • Making sure all necessary information is included in the tournament’s report to be submitted to the DCI.
  
  The Head Judge has the final authority in determining corrective action for scorekeeping errors.