Niels van den Berg possesses extensive experience in security management, having held various positions at Forensisch centrum Teylingereind since January 2007, including Teamleider beveiliging, Senior beveiligingsfunctionaris, Ploegleider beveiliging, Lid ondernemingsraad, and Beveiligingsmedewerker. Prior roles include Event Security at Reps event security from January 2002 to January 2007 and multiple security positions at G4S from December 2001 to January 2007, encompassing roles such as Winkelsurveillant, Mobiele surveillance, and Meldkamer medewerker. Niels also began professional experience at Van Delft as a Productiemedewerker in the rose cultivation sector from August 2000 to October 2001. Educational qualifications include a Bachelor of Arts in HBO Integrale veiligheidskunde from De Haagse Hogeschool, completed in July 2019, alongside ongoing education at Scheidegger Opleidingen and other institutions.