During her time on the committee, she was the Parliament's rapporteur for the Connecting Europe Facility (CEF)[1] and the European Union roaming regulations.

[4] From 2014 to 2017, Vălean was one of the Vice-Presidents of the European Parliament under the leadership of President Antonio Tajani; in that capacity, she was in charge of information and communications technology (ICT).

[6][7] In addition to her committee assignments, Vălean was part of the Parliaments delegations with the countries of Southeast Europe (2007–2009); the Euronest Parliamentary Assembly (2009–2014); and the United States (since 2014).

[9] In November 2019, the center-right government under Prime Minister Ludovic Orban put Vălean and Siegfried Mureșan forward as candidates to be the country's next European Commissioner.

[1] In early March 2020, Vălean was appointed by von der Leyen to serve on the commission's special task force to coordinate the European Union's response to the COVID-19 pandemic.