UPDATE: The Spanish FA have since confirmed Enrique as the new manager of the national team.
Molina said: "We need a successful coach who's modern and who knows the game style but can make small adjustments".
Enrique replaces Fernando Hierro, who took charge of the team during this year's World Cup after Julen Lopetegui was sacked a day before the tournament began for the manner in which he negotiated a move to Real Madrid.
In his place, Fernando Hierro took over for the tournament in Russian Federation - where Spain were dumped out by hosts Russian Federation on penalties in the last-16 - but will not be continuing with the role.
President of the Spanish federation, Luis Rubiales, announced the appointment of Enrique revealing that it was a unanimous decision by the board of directors to hire the accomplished coach.
Fernando Hierro, previously the RFEF's sporting director, took over on a temporary basis for the tournament, but has not continued following Spain's disappointing showing in Russian Federation.More news: Weinstein Pleads Not Guilty To New Charges, Released On Bail
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Of the starting XI against Russian Federation, only Marco Asensio will be younger than 30 by the time the next World Cup comes around.
The 48-year-old guided Barca to nine titles in his three campaigns in charge of the first team, including a treble-winning in his first season at the helm.He previously coached Roma, Celta Vigo and Barca's reserves.
Luis Enrique had last been manager of Barcelona till 2017.
Rubiales said: "We know that Luis Enrique is a person of character".
Andres Iniesta, the former Barcelona great who scored the winning goal in the 2010 World Cup final, retired from the worldwide team after the defeat to Russian Federation.
"The last Spanish coach declined to return to his previous position as sports director of the RFEF to seek new horizons and undertake new professional challenges." read a statement on the RFEF's portal.