The AEV 3 Kodiak is a Leopard 2 main battle tank (MBT) based armoured engineering vehicle that can be used for a wide variety of battlefield engineering, infrastructure and support roles. These roles can include, but would not be limited to, minefield breaching, route denial, dozing and digging tasks, and the erection or demolition of obstacles. The vehicle was originally developed for a Swiss Army requirement by the consortium of Rheinmetall Landsysteme GmbH (Germany) and RUAG Defence (Switzerland).

English nomenclature for the vehicle is now AEV 3 Kodiak, while German is Pionierpanzer 3 (PiPz 3) Kodiak. Depending on user or reference source the AEV 3 Kodiak may also be referred to as Gepanzerte Pioniermaschine Kodiak, AEBV (Armoured Engineering and Breaching Vehicle), Armoured Engineer Vehicle 3 Kodiak, Ingenjörbandvagn 120, or the L2-AEV.