[3] After he attended the Sciences Po and the École nationale d'administration, he entered the prefectural corps, his first post serving as Prefect of Vaucluse [fr].

After serving as prefect of Loire-Atlantique, he was appointed director of Minister of the Interior Manuel Valls's cabinet.

[8] He was considered very affable and diplomatic, which caused his slow decision-making and brevity in Valls's cabinet.

However, while the courts ruled that the evidence should not have been destroyed, there was no malicious intent found behind Daubigny's actions.

[12] The charges potentially carried a one year suspended prison sentence and a €50,000 fine, though he claimed that a blockage prevented him from opening administrative mail; he had not declared his income in 2016 or 2017 and had not asserted his pension rights even though he no longer worked.