Yes, see
Rule 03. MATCH – When two teams play opposite each other on two Fields placed north to north. Your Robot Launches one or more times from the Launch Area and tries as many Missions as possible in 2-1/2 minutes.
Rule 20. Decide on two technicians to begin play. Only two Technicians are allowed at the competition Field at once, but
technicians can switch out at any time. The rest of the team must stand back as directed by tournament officials unless needed for emergency repairs during the Match.
Steve Scherr
Virginia-DC FLL Referee Advisor