De or het projectmanagement?

The correct Dutch article is:

het projectmanagement

Rule Words ending in -ment: usually het. See the rule
Meaning (Dutch) alle activiteiten om een project te doen slagen (organisatie, planning, uitvoering, evaluatie etc.)

How to use projectmanagement

the projectmanagementhet projectmanagement
this projectmanagementdit projectmanagement
that projectmanagementdat projectmanagement
our projectmanagementons projectmanagement
your projectmanagementjouw projectmanagement
every projectmanagementelk projectmanagement
which projectmanagement?welk projectmanagement?
a big projectmanagement / the big projectmanagementeen groot projectmanagement, het grote projectmanagement

Meaning, plural, diminutive, pronunciation and translations: WikiWoordenboek (Dutch Wiktionary) (CC BY-SA 4.0). Example sentences: Tatoeba (CC BY 2.0 FR).